diff options
Diffstat (limited to 'main/tiff')
| -rw-r--r-- | main/tiff/APKBUILD | 22 | ||||
| -rw-r--r-- | main/tiff/libtiff-CVE-2012-4447.patch | 40 | ||||
| -rw-r--r-- | main/tiff/libtiff-CVE-2012-4564.patch | 86 | ||||
| -rw-r--r-- | main/tiff/libtiff-CVE-2013-1960.patch | 145 | ||||
| -rw-r--r-- | main/tiff/libtiff-CVE-2013-1961.patch | 759 |
5 files changed, 1050 insertions, 2 deletions
diff --git a/main/tiff/APKBUILD b/main/tiff/APKBUILD index 97aa351524..1785706348 100644 --- a/main/tiff/APKBUILD +++ b/main/tiff/APKBUILD @@ -2,7 +2,7 @@ # Maintainer: Michael Mason <ms13sp@gmail.com> pkgname=tiff pkgver=4.0.3 -pkgrel=0 +pkgrel=1 pkgdesc="Provides support for the Tag Image File Format or TIFF" url="http://www.libtiff.org/" arch="all" @@ -12,6 +12,10 @@ depends_dev="zlib-dev libjpeg-turbo-dev" makedepends="libtool autoconf automake $depends_dev" subpackages="$pkgname-doc $pkgname-dev $pkgname-tools" source="ftp://ftp.remotesensing.org/pub/libtiff/$pkgname-$pkgver.tar.gz + libtiff-CVE-2012-4447.patch + libtiff-CVE-2012-4564.patch + libtiff-CVE-2013-1960.patch + libtiff-CVE-2013-1961.patch " _builddir="$srcdir"/$pkgname-$pkgver @@ -54,4 +58,18 @@ tools() { mv "$pkgdir"/usr/bin "$subpkgdir"/usr/ } -md5sums="051c1068e6a0627f461948c365290410 tiff-4.0.3.tar.gz" +md5sums="051c1068e6a0627f461948c365290410 tiff-4.0.3.tar.gz +71bbe3b51f8a4e3a26cbf0af63588e4a libtiff-CVE-2012-4447.patch +a4b9f293f706b5668df62833cf0b56d2 libtiff-CVE-2012-4564.patch +e9de577a81571ab8ffac84aac8c64381 libtiff-CVE-2013-1960.patch +e484981da6d2366a30a89dc0217c115a libtiff-CVE-2013-1961.patch" +sha256sums="ea1aebe282319537fb2d4d7805f478dd4e0e05c33d0928baba76a7c963684872 tiff-4.0.3.tar.gz +917187494cd3f80929e4919951637683aaccd98ffa23a6f1f97e49f6db85baa9 libtiff-CVE-2012-4447.patch +0ef1f4055930c8b38246a4f6ed66e393bb2f2a3d5238f5c5f5d57d1f4b230d3e libtiff-CVE-2012-4564.patch +688e577d3266b1cd7df5321b5e63fed82d088407a447a022eea2188d643b5a5b libtiff-CVE-2013-1960.patch +2f0a1cf4826416d248ff5288db7702b80245d02c624c415836053a762c1e3fd4 libtiff-CVE-2013-1961.patch" +sha512sums="d80e18b00e9e696a30b954c0d92e5f2f773fd9a7a0a944cf6cabb69c1798e671506580daa1cd2ebf493ae922000170c2491dfc6d4c0a9cd0b865684070595a73 tiff-4.0.3.tar.gz +1377b675cfbeffbe810518053fb2e683f889cf1274d0b1adc6060beb9ef70dcd504038b02d569d08bf497511b99ea9c237e581b4a66676d0a69370b78c98736b libtiff-CVE-2012-4447.patch +d8e9ffaefd9ce9f38c117faa6368fd858422b870d1afa3e9ce7b05218f35c29a84e23a1da00879aedade4c1d1d578c06be08aa51ed4e2e7d2a3ca819614be8e8 libtiff-CVE-2012-4564.patch +db160c93453db8f4b611028bca48622eebfa54b320b780b7491bdc9c3385d227928a7e9016073a64cdd85388284aa2bb0f0af04daa235d45cdb28e4e6fcf82fa libtiff-CVE-2013-1960.patch +c9870c7b85d2a3c666e2c9f932c815a1b4c9fb0bf2485c7cfff3ab3435222214fa7900adc0ded0f49866f28db2124121012bac7186b675955613fa983dbf45d7 libtiff-CVE-2013-1961.patch" diff --git a/main/tiff/libtiff-CVE-2012-4447.patch b/main/tiff/libtiff-CVE-2012-4447.patch new file mode 100644 index 0000000000..ebf9a00e1b --- /dev/null +++ b/main/tiff/libtiff-CVE-2012-4447.patch @@ -0,0 +1,40 @@ +Upstream patch for CVE-2012-4447. + + +diff -Naur tiff-4.0.3.orig/libtiff/tif_pixarlog.c tiff-4.0.3/libtiff/tif_pixarlog.c +--- tiff-4.0.3.orig/libtiff/tif_pixarlog.c 2012-07-04 15:26:31.000000000 -0400 ++++ tiff-4.0.3/libtiff/tif_pixarlog.c 2012-12-12 16:43:18.931315699 -0500 +@@ -644,6 +644,20 @@ + return bytes; + } + ++static tmsize_t ++add_ms(tmsize_t m1, tmsize_t m2) ++{ ++ tmsize_t bytes = m1 + m2; ++ ++ /* if either input is zero, assume overflow already occurred */ ++ if (m1 == 0 || m2 == 0) ++ bytes = 0; ++ else if (bytes <= m1 || bytes <= m2) ++ bytes = 0; ++ ++ return bytes; ++} ++ + static int + PixarLogFixupTags(TIFF* tif) + { +@@ -671,9 +685,11 @@ + td->td_samplesperpixel : 1); + tbuf_size = multiply_ms(multiply_ms(multiply_ms(sp->stride, td->td_imagewidth), + td->td_rowsperstrip), sizeof(uint16)); ++ /* add one more stride in case input ends mid-stride */ ++ tbuf_size = add_ms(tbuf_size, sizeof(uint16) * sp->stride); + if (tbuf_size == 0) + return (0); /* TODO: this is an error return without error report through TIFFErrorExt */ +- sp->tbuf = (uint16 *) _TIFFmalloc(tbuf_size+sizeof(uint16)*sp->stride); ++ sp->tbuf = (uint16 *) _TIFFmalloc(tbuf_size); + if (sp->tbuf == NULL) + return (0); + if (sp->user_datafmt == PIXARLOGDATAFMT_UNKNOWN) diff --git a/main/tiff/libtiff-CVE-2012-4564.patch b/main/tiff/libtiff-CVE-2012-4564.patch new file mode 100644 index 0000000000..3d7946c7ec --- /dev/null +++ b/main/tiff/libtiff-CVE-2012-4564.patch @@ -0,0 +1,86 @@ +Upstream patch for CVE-2012-4564. + + +diff -Naur tiff-4.0.3.orig/tools/ppm2tiff.c tiff-4.0.3/tools/ppm2tiff.c +--- tiff-4.0.3.orig/tools/ppm2tiff.c 2010-04-10 15:22:34.000000000 -0400 ++++ tiff-4.0.3/tools/ppm2tiff.c 2012-12-12 16:43:18.932315708 -0500 +@@ -72,6 +72,17 @@ + exit(-2); + } + ++static tmsize_t ++multiply_ms(tmsize_t m1, tmsize_t m2) ++{ ++ tmsize_t bytes = m1 * m2; ++ ++ if (m1 && bytes / m1 != m2) ++ bytes = 0; ++ ++ return bytes; ++} ++ + int + main(int argc, char* argv[]) + { +@@ -79,7 +90,7 @@ + uint32 rowsperstrip = (uint32) -1; + double resolution = -1; + unsigned char *buf = NULL; +- tsize_t linebytes = 0; ++ tmsize_t linebytes = 0; + uint16 spp = 1; + uint16 bpp = 8; + TIFF *out; +@@ -89,6 +100,7 @@ + int c; + extern int optind; + extern char* optarg; ++ tmsize_t scanline_size; + + if (argc < 2) { + fprintf(stderr, "%s: Too few arguments\n", argv[0]); +@@ -221,7 +233,8 @@ + } + switch (bpp) { + case 1: +- linebytes = (spp * w + (8 - 1)) / 8; ++ /* if round-up overflows, result will be zero, OK */ ++ linebytes = (multiply_ms(spp, w) + (8 - 1)) / 8; + if (rowsperstrip == (uint32) -1) { + TIFFSetField(out, TIFFTAG_ROWSPERSTRIP, h); + } else { +@@ -230,15 +243,31 @@ + } + break; + case 8: +- linebytes = spp * w; ++ linebytes = multiply_ms(spp, w); + TIFFSetField(out, TIFFTAG_ROWSPERSTRIP, + TIFFDefaultStripSize(out, rowsperstrip)); + break; + } +- if (TIFFScanlineSize(out) > linebytes) ++ if (linebytes == 0) { ++ fprintf(stderr, "%s: scanline size overflow\n", infile); ++ (void) TIFFClose(out); ++ exit(-2); ++ } ++ scanline_size = TIFFScanlineSize(out); ++ if (scanline_size == 0) { ++ /* overflow - TIFFScanlineSize already printed a message */ ++ (void) TIFFClose(out); ++ exit(-2); ++ } ++ if (scanline_size < linebytes) + buf = (unsigned char *)_TIFFmalloc(linebytes); + else +- buf = (unsigned char *)_TIFFmalloc(TIFFScanlineSize(out)); ++ buf = (unsigned char *)_TIFFmalloc(scanline_size); ++ if (buf == NULL) { ++ fprintf(stderr, "%s: Not enough memory\n", infile); ++ (void) TIFFClose(out); ++ exit(-2); ++ } + if (resolution > 0) { + TIFFSetField(out, TIFFTAG_XRESOLUTION, resolution); + TIFFSetField(out, TIFFTAG_YRESOLUTION, resolution); diff --git a/main/tiff/libtiff-CVE-2013-1960.patch b/main/tiff/libtiff-CVE-2013-1960.patch new file mode 100644 index 0000000000..1c8dfb7bc6 --- /dev/null +++ b/main/tiff/libtiff-CVE-2013-1960.patch @@ -0,0 +1,145 @@ +diff -Naur tiff-4.0.3.orig/tools/tiff2pdf.c tiff-4.0.3/tools/tiff2pdf.c +--- tiff-4.0.3.orig/tools/tiff2pdf.c 2012-07-25 22:56:43.000000000 -0400 ++++ tiff-4.0.3/tools/tiff2pdf.c 2013-05-02 12:04:49.057090227 -0400 +@@ -3341,33 +3341,56 @@ + uint32 height){ + + tsize_t i=0; +- uint16 ri =0; +- uint16 v_samp=1; +- uint16 h_samp=1; +- int j=0; +- +- i++; +- +- while(i<(*striplength)){ ++ ++ while (i < *striplength) { ++ tsize_t datalen; ++ uint16 ri; ++ uint16 v_samp; ++ uint16 h_samp; ++ int j; ++ int ncomp; ++ ++ /* marker header: one or more FFs */ ++ if (strip[i] != 0xff) ++ return(0); ++ i++; ++ while (i < *striplength && strip[i] == 0xff) ++ i++; ++ if (i >= *striplength) ++ return(0); ++ /* SOI is the only pre-SOS marker without a length word */ ++ if (strip[i] == 0xd8) ++ datalen = 0; ++ else { ++ if ((*striplength - i) <= 2) ++ return(0); ++ datalen = (strip[i+1] << 8) | strip[i+2]; ++ if (datalen < 2 || datalen >= (*striplength - i)) ++ return(0); ++ } + switch( strip[i] ){ +- case 0xd8: +- /* SOI - start of image */ ++ case 0xd8: /* SOI - start of image */ + _TIFFmemcpy(&(buffer[*bufferoffset]), &(strip[i-1]), 2); + *bufferoffset+=2; +- i+=2; + break; +- case 0xc0: +- case 0xc1: +- case 0xc3: +- case 0xc9: +- case 0xca: ++ case 0xc0: /* SOF0 */ ++ case 0xc1: /* SOF1 */ ++ case 0xc3: /* SOF3 */ ++ case 0xc9: /* SOF9 */ ++ case 0xca: /* SOF10 */ + if(no==0){ +- _TIFFmemcpy(&(buffer[*bufferoffset]), &(strip[i-1]), strip[i+2]+2); +- for(j=0;j<buffer[*bufferoffset+9];j++){ +- if( (buffer[*bufferoffset+11+(2*j)]>>4) > h_samp) +- h_samp = (buffer[*bufferoffset+11+(2*j)]>>4); +- if( (buffer[*bufferoffset+11+(2*j)] & 0x0f) > v_samp) +- v_samp = (buffer[*bufferoffset+11+(2*j)] & 0x0f); ++ _TIFFmemcpy(&(buffer[*bufferoffset]), &(strip[i-1]), datalen+2); ++ ncomp = buffer[*bufferoffset+9]; ++ if (ncomp < 1 || ncomp > 4) ++ return(0); ++ v_samp=1; ++ h_samp=1; ++ for(j=0;j<ncomp;j++){ ++ uint16 samp = buffer[*bufferoffset+11+(3*j)]; ++ if( (samp>>4) > h_samp) ++ h_samp = (samp>>4); ++ if( (samp & 0x0f) > v_samp) ++ v_samp = (samp & 0x0f); + } + v_samp*=8; + h_samp*=8; +@@ -3381,45 +3404,43 @@ + (unsigned char) ((height>>8) & 0xff); + buffer[*bufferoffset+6]= + (unsigned char) (height & 0xff); +- *bufferoffset+=strip[i+2]+2; +- i+=strip[i+2]+2; +- ++ *bufferoffset+=datalen+2; ++ /* insert a DRI marker */ + buffer[(*bufferoffset)++]=0xff; + buffer[(*bufferoffset)++]=0xdd; + buffer[(*bufferoffset)++]=0x00; + buffer[(*bufferoffset)++]=0x04; + buffer[(*bufferoffset)++]=(ri >> 8) & 0xff; + buffer[(*bufferoffset)++]= ri & 0xff; +- } else { +- i+=strip[i+2]+2; + } + break; +- case 0xc4: +- case 0xdb: +- _TIFFmemcpy(&(buffer[*bufferoffset]), &(strip[i-1]), strip[i+2]+2); +- *bufferoffset+=strip[i+2]+2; +- i+=strip[i+2]+2; ++ case 0xc4: /* DHT */ ++ case 0xdb: /* DQT */ ++ _TIFFmemcpy(&(buffer[*bufferoffset]), &(strip[i-1]), datalen+2); ++ *bufferoffset+=datalen+2; + break; +- case 0xda: ++ case 0xda: /* SOS */ + if(no==0){ +- _TIFFmemcpy(&(buffer[*bufferoffset]), &(strip[i-1]), strip[i+2]+2); +- *bufferoffset+=strip[i+2]+2; +- i+=strip[i+2]+2; ++ _TIFFmemcpy(&(buffer[*bufferoffset]), &(strip[i-1]), datalen+2); ++ *bufferoffset+=datalen+2; + } else { + buffer[(*bufferoffset)++]=0xff; + buffer[(*bufferoffset)++]= + (unsigned char)(0xd0 | ((no-1)%8)); +- i+=strip[i+2]+2; + } +- _TIFFmemcpy(&(buffer[*bufferoffset]), &(strip[i-1]), (*striplength)-i-1); +- *bufferoffset+=(*striplength)-i-1; ++ i += datalen + 1; ++ /* copy remainder of strip */ ++ _TIFFmemcpy(&(buffer[*bufferoffset]), &(strip[i]), *striplength - i); ++ *bufferoffset+= *striplength - i; + return(1); + default: +- i+=strip[i+2]+2; ++ /* ignore any other marker */ ++ break; + } ++ i += datalen + 1; + } +- + ++ /* failed to find SOS marker */ + return(0); + } + #endif diff --git a/main/tiff/libtiff-CVE-2013-1961.patch b/main/tiff/libtiff-CVE-2013-1961.patch new file mode 100644 index 0000000000..0ea9b52e3f --- /dev/null +++ b/main/tiff/libtiff-CVE-2013-1961.patch @@ -0,0 +1,759 @@ +diff -Naur tiff-4.0.3.orig/contrib/dbs/xtiff/xtiff.c tiff-4.0.3/contrib/dbs/xtiff/xtiff.c +--- tiff-4.0.3.orig/contrib/dbs/xtiff/xtiff.c 2010-06-08 14:55:15.000000000 -0400 ++++ tiff-4.0.3/contrib/dbs/xtiff/xtiff.c 2013-05-02 12:02:42.782287939 -0400 +@@ -512,9 +512,9 @@ + Arg args[1]; + + if (tfMultiPage) +- sprintf(buffer, "%s - page %d", fileName, tfDirectory); ++ snprintf(buffer, sizeof(buffer), "%s - page %d", fileName, tfDirectory); + else +- strcpy(buffer, fileName); ++ snprintf(buffer, sizeof(buffer), "%s", fileName); + XtSetArg(args[0], XtNlabel, buffer); + XtSetValues(labelWidget, args, 1); + } +diff -Naur tiff-4.0.3.orig/libtiff/tif_codec.c tiff-4.0.3/libtiff/tif_codec.c +--- tiff-4.0.3.orig/libtiff/tif_codec.c 2010-12-14 09:18:28.000000000 -0500 ++++ tiff-4.0.3/libtiff/tif_codec.c 2013-05-02 12:02:42.783287946 -0400 +@@ -108,7 +108,8 @@ + const TIFFCodec* c = TIFFFindCODEC(tif->tif_dir.td_compression); + char compression_code[20]; + +- sprintf( compression_code, "%d", tif->tif_dir.td_compression ); ++ snprintf(compression_code, sizeof(compression_code), "%d", ++ tif->tif_dir.td_compression ); + TIFFErrorExt(tif->tif_clientdata, tif->tif_name, + "%s compression support is not configured", + c ? c->name : compression_code ); +diff -Naur tiff-4.0.3.orig/libtiff/tif_dirinfo.c tiff-4.0.3/libtiff/tif_dirinfo.c +--- tiff-4.0.3.orig/libtiff/tif_dirinfo.c 2012-08-19 12:56:34.000000000 -0400 ++++ tiff-4.0.3/libtiff/tif_dirinfo.c 2013-05-02 12:02:42.784287953 -0400 +@@ -711,7 +711,7 @@ + * note that this name is a special sign to TIFFClose() and + * _TIFFSetupFields() to free the field + */ +- sprintf(fld->field_name, "Tag %d", (int) tag); ++ snprintf(fld->field_name, 32, "Tag %d", (int) tag); + + return fld; + } +diff -Naur tiff-4.0.3.orig/tools/rgb2ycbcr.c tiff-4.0.3/tools/rgb2ycbcr.c +--- tiff-4.0.3.orig/tools/rgb2ycbcr.c 2011-05-31 13:03:16.000000000 -0400 ++++ tiff-4.0.3/tools/rgb2ycbcr.c 2013-05-02 12:02:42.785287961 -0400 +@@ -332,7 +332,8 @@ + TIFFSetField(out, TIFFTAG_PLANARCONFIG, PLANARCONFIG_CONTIG); + { char buf[2048]; + char *cp = strrchr(TIFFFileName(in), '/'); +- sprintf(buf, "YCbCr conversion of %s", cp ? cp+1 : TIFFFileName(in)); ++ snprintf(buf, sizeof(buf), "YCbCr conversion of %s", ++ cp ? cp+1 : TIFFFileName(in)); + TIFFSetField(out, TIFFTAG_IMAGEDESCRIPTION, buf); + } + TIFFSetField(out, TIFFTAG_SOFTWARE, TIFFGetVersion()); +diff -Naur tiff-4.0.3.orig/tools/tiff2bw.c tiff-4.0.3/tools/tiff2bw.c +--- tiff-4.0.3.orig/tools/tiff2bw.c 2010-07-08 12:10:24.000000000 -0400 ++++ tiff-4.0.3/tools/tiff2bw.c 2013-05-02 12:02:42.785287961 -0400 +@@ -205,7 +205,7 @@ + } + } + TIFFSetField(out, TIFFTAG_PHOTOMETRIC, PHOTOMETRIC_MINISBLACK); +- sprintf(thing, "B&W version of %s", argv[optind]); ++ snprintf(thing, sizeof(thing), "B&W version of %s", argv[optind]); + TIFFSetField(out, TIFFTAG_IMAGEDESCRIPTION, thing); + TIFFSetField(out, TIFFTAG_SOFTWARE, "tiff2bw"); + outbuf = (unsigned char *)_TIFFmalloc(TIFFScanlineSize(out)); +diff -Naur tiff-4.0.3.orig/tools/tiff2pdf.c tiff-4.0.3/tools/tiff2pdf.c +--- tiff-4.0.3.orig/tools/tiff2pdf.c 2012-07-25 22:56:43.000000000 -0400 ++++ tiff-4.0.3/tools/tiff2pdf.c 2013-05-02 12:02:42.788287983 -0400 +@@ -3609,7 +3609,9 @@ + char buffer[16]; + int buflen=0; + +- buflen=sprintf(buffer, "%%PDF-%u.%u ", t2p->pdf_majorversion&0xff, t2p->pdf_minorversion&0xff); ++ buflen = snprintf(buffer, sizeof(buffer), "%%PDF-%u.%u ", ++ t2p->pdf_majorversion&0xff, ++ t2p->pdf_minorversion&0xff); + written += t2pWriteFile(output, (tdata_t) buffer, buflen); + written += t2pWriteFile(output, (tdata_t)"\n%\342\343\317\323\n", 7); + +@@ -3623,10 +3625,10 @@ + tsize_t t2p_write_pdf_obj_start(uint32 number, TIFF* output){ + + tsize_t written=0; +- char buffer[16]; ++ char buffer[32]; + int buflen=0; + +- buflen=sprintf(buffer, "%lu", (unsigned long)number); ++ buflen=snprintf(buffer, sizeof(buffer), "%lu", (unsigned long)number); + written += t2pWriteFile(output, (tdata_t) buffer, buflen ); + written += t2pWriteFile(output, (tdata_t) " 0 obj\n", 7); + +@@ -3665,13 +3667,13 @@ + written += t2pWriteFile(output, (tdata_t) "/", 1); + for (i=0;i<namelen;i++){ + if ( ((unsigned char)name[i]) < 0x21){ +- sprintf(buffer, "#%.2X", name[i]); ++ snprintf(buffer, sizeof(buffer), "#%.2X", name[i]); + buffer[sizeof(buffer) - 1] = '\0'; + written += t2pWriteFile(output, (tdata_t) buffer, 3); + nextchar=1; + } + if ( ((unsigned char)name[i]) > 0x7E){ +- sprintf(buffer, "#%.2X", name[i]); ++ snprintf(buffer, sizeof(buffer), "#%.2X", name[i]); + buffer[sizeof(buffer) - 1] = '\0'; + written += t2pWriteFile(output, (tdata_t) buffer, 3); + nextchar=1; +@@ -3679,57 +3681,57 @@ + if (nextchar==0){ + switch (name[i]){ + case 0x23: +- sprintf(buffer, "#%.2X", name[i]); ++ snprintf(buffer, sizeof(buffer), "#%.2X", name[i]); + buffer[sizeof(buffer) - 1] = '\0'; + written += t2pWriteFile(output, (tdata_t) buffer, 3); + break; + case 0x25: +- sprintf(buffer, "#%.2X", name[i]); ++ snprintf(buffer, sizeof(buffer), "#%.2X", name[i]); + buffer[sizeof(buffer) - 1] = '\0'; + written += t2pWriteFile(output, (tdata_t) buffer, 3); + break; + case 0x28: +- sprintf(buffer, "#%.2X", name[i]); ++ snprintf(buffer, sizeof(buffer), "#%.2X", name[i]); + buffer[sizeof(buffer) - 1] = '\0'; + written += t2pWriteFile(output, (tdata_t) buffer, 3); + break; + case 0x29: +- sprintf(buffer, "#%.2X", name[i]); ++ snprintf(buffer, sizeof(buffer), "#%.2X", name[i]); + buffer[sizeof(buffer) - 1] = '\0'; + written += t2pWriteFile(output, (tdata_t) buffer, 3); + break; + case 0x2F: +- sprintf(buffer, "#%.2X", name[i]); ++ snprintf(buffer, sizeof(buffer), "#%.2X", name[i]); + buffer[sizeof(buffer) - 1] = '\0'; + written += t2pWriteFile(output, (tdata_t) buffer, 3); + break; + case 0x3C: +- sprintf(buffer, "#%.2X", name[i]); ++ snprintf(buffer, sizeof(buffer), "#%.2X", name[i]); + buffer[sizeof(buffer) - 1] = '\0'; + written += t2pWriteFile(output, (tdata_t) buffer, 3); + break; + case 0x3E: +- sprintf(buffer, "#%.2X", name[i]); ++ snprintf(buffer, sizeof(buffer), "#%.2X", name[i]); + buffer[sizeof(buffer) - 1] = '\0'; + written += t2pWriteFile(output, (tdata_t) buffer, 3); + break; + case 0x5B: +- sprintf(buffer, "#%.2X", name[i]); ++ snprintf(buffer, sizeof(buffer), "#%.2X", name[i]); + buffer[sizeof(buffer) - 1] = '\0'; + written += t2pWriteFile(output, (tdata_t) buffer, 3); + break; + case 0x5D: +- sprintf(buffer, "#%.2X", name[i]); ++ snprintf(buffer, sizeof(buffer), "#%.2X", name[i]); + buffer[sizeof(buffer) - 1] = '\0'; + written += t2pWriteFile(output, (tdata_t) buffer, 3); + break; + case 0x7B: +- sprintf(buffer, "#%.2X", name[i]); ++ snprintf(buffer, sizeof(buffer), "#%.2X", name[i]); + buffer[sizeof(buffer) - 1] = '\0'; + written += t2pWriteFile(output, (tdata_t) buffer, 3); + break; + case 0x7D: +- sprintf(buffer, "#%.2X", name[i]); ++ snprintf(buffer, sizeof(buffer), "#%.2X", name[i]); + buffer[sizeof(buffer) - 1] = '\0'; + written += t2pWriteFile(output, (tdata_t) buffer, 3); + break; +@@ -3844,14 +3846,14 @@ + tsize_t t2p_write_pdf_stream_dict(tsize_t len, uint32 number, TIFF* output){ + + tsize_t written=0; +- char buffer[16]; ++ char buffer[32]; + int buflen=0; + + written += t2pWriteFile(output, (tdata_t) "/Length ", 8); + if(len!=0){ + written += t2p_write_pdf_stream_length(len, output); + } else { +- buflen=sprintf(buffer, "%lu", (unsigned long)number); ++ buflen=snprintf(buffer, sizeof(buffer), "%lu", (unsigned long)number); + written += t2pWriteFile(output, (tdata_t) buffer, buflen); + written += t2pWriteFile(output, (tdata_t) " 0 R \n", 6); + } +@@ -3892,10 +3894,10 @@ + tsize_t t2p_write_pdf_stream_length(tsize_t len, TIFF* output){ + + tsize_t written=0; +- char buffer[16]; ++ char buffer[32]; + int buflen=0; + +- buflen=sprintf(buffer, "%lu", (unsigned long)len); ++ buflen=snprintf(buffer, sizeof(buffer), "%lu", (unsigned long)len); + written += t2pWriteFile(output, (tdata_t) buffer, buflen); + written += t2pWriteFile(output, (tdata_t) "\n", 1); + +@@ -3909,7 +3911,7 @@ + tsize_t t2p_write_pdf_catalog(T2P* t2p, TIFF* output) + { + tsize_t written = 0; +- char buffer[16]; ++ char buffer[32]; + int buflen = 0; + + written += t2pWriteFile(output, +@@ -3948,7 +3950,6 @@ + written += t2p_write_pdf_string(t2p->pdf_datetime, output); + } + written += t2pWriteFile(output, (tdata_t) "\n/Producer ", 11); +- _TIFFmemset((tdata_t)buffer, 0x00, sizeof(buffer)); + snprintf(buffer, sizeof(buffer), "libtiff / tiff2pdf - %d", TIFFLIB_VERSION); + written += t2p_write_pdf_string(buffer, output); + written += t2pWriteFile(output, (tdata_t) "\n", 1); +@@ -4089,7 +4090,7 @@ + { + tsize_t written=0; + tdir_t i=0; +- char buffer[16]; ++ char buffer[32]; + int buflen=0; + + int page=0; +@@ -4097,7 +4098,7 @@ + (tdata_t) "<< \n/Type /Pages \n/Kids [ ", 26); + page = t2p->pdf_pages+1; + for (i=0;i<t2p->tiff_pagecount;i++){ +- buflen=sprintf(buffer, "%d", page); ++ buflen=snprintf(buffer, sizeof(buffer), "%d", page); + written += t2pWriteFile(output, (tdata_t) buffer, buflen); + written += t2pWriteFile(output, (tdata_t) " 0 R ", 5); + if ( ((i+1)%8)==0 ) { +@@ -4112,8 +4113,7 @@ + } + } + written += t2pWriteFile(output, (tdata_t) "] \n/Count ", 10); +- _TIFFmemset(buffer, 0x00, 16); +- buflen=sprintf(buffer, "%d", t2p->tiff_pagecount); ++ buflen=snprintf(buffer, sizeof(buffer), "%d", t2p->tiff_pagecount); + written += t2pWriteFile(output, (tdata_t) buffer, buflen); + written += t2pWriteFile(output, (tdata_t) " \n>> \n", 6); + +@@ -4128,28 +4128,28 @@ + + unsigned int i=0; + tsize_t written=0; +- char buffer[16]; ++ char buffer[256]; + int buflen=0; + + written += t2pWriteFile(output, (tdata_t) "<<\n/Type /Page \n/Parent ", 24); +- buflen=sprintf(buffer, "%lu", (unsigned long)t2p->pdf_pages); ++ buflen=snprintf(buffer, sizeof(buffer), "%lu", (unsigned long)t2p->pdf_pages); + written += t2pWriteFile(output, (tdata_t) buffer, buflen); + written += t2pWriteFile(output, (tdata_t) " 0 R \n", 6); + written += t2pWriteFile(output, (tdata_t) "/MediaBox [", 11); +- buflen=sprintf(buffer, "%.4f",t2p->pdf_mediabox.x1); ++ buflen=snprintf(buffer, sizeof(buffer), "%.4f",t2p->pdf_mediabox.x1); + written += t2pWriteFile(output, (tdata_t) buffer, buflen); + written += t2pWriteFile(output, (tdata_t) " ", 1); +- buflen=sprintf(buffer, "%.4f",t2p->pdf_mediabox.y1); ++ buflen=snprintf(buffer, sizeof(buffer), "%.4f",t2p->pdf_mediabox.y1); + written += t2pWriteFile(output, (tdata_t) buffer, buflen); + written += t2pWriteFile(output, (tdata_t) " ", 1); +- buflen=sprintf(buffer, "%.4f",t2p->pdf_mediabox.x2); ++ buflen=snprintf(buffer, sizeof(buffer), "%.4f",t2p->pdf_mediabox.x2); + written += t2pWriteFile(output, (tdata_t) buffer, buflen); + written += t2pWriteFile(output, (tdata_t) " ", 1); +- buflen=sprintf(buffer, "%.4f",t2p->pdf_mediabox.y2); ++ buflen=snprintf(buffer, sizeof(buffer), "%.4f",t2p->pdf_mediabox.y2); + written += t2pWriteFile(output, (tdata_t) buffer, buflen); + written += t2pWriteFile(output, (tdata_t) "] \n", 3); + written += t2pWriteFile(output, (tdata_t) "/Contents ", 10); +- buflen=sprintf(buffer, "%lu", (unsigned long)(object + 1)); ++ buflen=snprintf(buffer, sizeof(buffer), "%lu", (unsigned long)(object + 1)); + written += t2pWriteFile(output, (tdata_t) buffer, buflen); + written += t2pWriteFile(output, (tdata_t) " 0 R \n", 6); + written += t2pWriteFile(output, (tdata_t) "/Resources << \n", 15); +@@ -4157,15 +4157,13 @@ + written += t2pWriteFile(output, (tdata_t) "/XObject <<\n", 12); + for(i=0;i<t2p->tiff_tiles[t2p->pdf_page].tiles_tilecount;i++){ + written += t2pWriteFile(output, (tdata_t) "/Im", 3); +- buflen = sprintf(buffer, "%u", t2p->pdf_page+1); ++ buflen = snprintf(buffer, sizeof(buffer), "%u", t2p->pdf_page+1); + written += t2pWriteFile(output, (tdata_t) buffer, buflen); + written += t2pWriteFile(output, (tdata_t) "_", 1); +- buflen = sprintf(buffer, "%u", i+1); ++ buflen = snprintf(buffer, sizeof(buffer), "%u", i+1); + written += t2pWriteFile(output, (tdata_t) buffer, buflen); + written += t2pWriteFile(output, (tdata_t) " ", 1); +- buflen = sprintf( +- buffer, +- "%lu", ++ buflen = snprintf(buffer, sizeof(buffer), "%lu", + (unsigned long)(object+3+(2*i)+t2p->tiff_pages[t2p->pdf_page].page_extra)); + written += t2pWriteFile(output, (tdata_t) buffer, buflen); + written += t2pWriteFile(output, (tdata_t) " 0 R ", 5); +@@ -4177,12 +4175,10 @@ + } else { + written += t2pWriteFile(output, (tdata_t) "/XObject <<\n", 12); + written += t2pWriteFile(output, (tdata_t) "/Im", 3); +- buflen = sprintf(buffer, "%u", t2p->pdf_page+1); ++ buflen = snprintf(buffer, sizeof(buffer), "%u", t2p->pdf_page+1); + written += t2pWriteFile(output, (tdata_t) buffer, buflen); + written += t2pWriteFile(output, (tdata_t) " ", 1); +- buflen = sprintf( +- buffer, +- "%lu", ++ buflen = snprintf(buffer, sizeof(buffer), "%lu", + (unsigned long)(object+3+(2*i)+t2p->tiff_pages[t2p->pdf_page].page_extra)); + written += t2pWriteFile(output, (tdata_t) buffer, buflen); + written += t2pWriteFile(output, (tdata_t) " 0 R ", 5); +@@ -4191,9 +4187,7 @@ + if(t2p->tiff_transferfunctioncount != 0) { + written += t2pWriteFile(output, (tdata_t) "/ExtGState <<", 13); + t2pWriteFile(output, (tdata_t) "/GS1 ", 5); +- buflen = sprintf( +- buffer, +- "%lu", ++ buflen = snprintf(buffer, sizeof(buffer), "%lu", + (unsigned long)(object + 3)); + written += t2pWriteFile(output, (tdata_t) buffer, buflen); + written += t2pWriteFile(output, (tdata_t) " 0 R ", 5); +@@ -4566,7 +4560,7 @@ + if(t2p->tiff_tiles[t2p->pdf_page].tiles_tilecount>0){ + for(i=0;i<t2p->tiff_tiles[t2p->pdf_page].tiles_tilecount; i++){ + box=t2p->tiff_tiles[t2p->pdf_page].tiles_tiles[i].tile_box; +- buflen=sprintf(buffer, ++ buflen=snprintf(buffer, sizeof(buffer), + "q %s %.4f %.4f %.4f %.4f %.4f %.4f cm /Im%d_%ld Do Q\n", + t2p->tiff_transferfunctioncount?"/GS1 gs ":"", + box.mat[0], +@@ -4581,7 +4575,7 @@ + } + } else { + box=t2p->pdf_imagebox; +- buflen=sprintf(buffer, ++ buflen=snprintf(buffer, sizeof(buffer), + "q %s %.4f %.4f %.4f %.4f %.4f %.4f cm /Im%d Do Q\n", + t2p->tiff_transferfunctioncount?"/GS1 gs ":"", + box.mat[0], +@@ -4606,59 +4600,48 @@ + TIFF* output){ + + tsize_t written=0; +- char buffer[16]; ++ char buffer[32]; + int buflen=0; + + written += t2p_write_pdf_stream_dict(0, t2p->pdf_xrefcount+1, output); + written += t2pWriteFile(output, + (tdata_t) "/Type /XObject \n/Subtype /Image \n/Name /Im", + 42); +- buflen=sprintf(buffer, "%u", t2p->pdf_page+1); ++ buflen=snprintf(buffer, sizeof(buffer), "%u", t2p->pdf_page+1); + written += t2pWriteFile(output, (tdata_t) buffer, buflen); + if(tile != 0){ + written += t2pWriteFile(output, (tdata_t) "_", 1); +- buflen=sprintf(buffer, "%lu", (unsigned long)tile); ++ buflen=snprintf(buffer, sizeof(buffer), "%lu", (unsigned long)tile); + written += t2pWriteFile(output, (tdata_t) buffer, buflen); + } + written += t2pWriteFile(output, (tdata_t) "\n/Width ", 8); +- _TIFFmemset((tdata_t)buffer, 0x00, 16); + if(tile==0){ +- buflen=sprintf(buffer, "%lu", (unsigned long)t2p->tiff_width); ++ buflen=snprintf(buffer, sizeof(buffer), "%lu", (unsigned long)t2p->tiff_width); + } else { + if(t2p_tile_is_right_edge(t2p->tiff_tiles[t2p->pdf_page], tile-1)!=0){ +- buflen=sprintf( +- buffer, +- "%lu", ++ buflen=snprintf(buffer, sizeof(buffer), "%lu", + (unsigned long)t2p->tiff_tiles[t2p->pdf_page].tiles_edgetilewidth); + } else { +- buflen=sprintf( +- buffer, +- "%lu", ++ buflen=snprintf(buffer, sizeof(buffer), "%lu", + (unsigned long)t2p->tiff_tiles[t2p->pdf_page].tiles_tilewidth); + } + } + written += t2pWriteFile(output, (tdata_t) buffer, buflen); + written += t2pWriteFile(output, (tdata_t) "\n/Height ", 9); +- _TIFFmemset((tdata_t)buffer, 0x00, 16); + if(tile==0){ +- buflen=sprintf(buffer, "%lu", (unsigned long)t2p->tiff_length); ++ buflen=snprintf(buffer, sizeof(buffer), "%lu", (unsigned long)t2p->tiff_length); + } else { + if(t2p_tile_is_bottom_edge(t2p->tiff_tiles[t2p->pdf_page], tile-1)!=0){ +- buflen=sprintf( +- buffer, +- "%lu", ++ buflen=snprintf(buffer, sizeof(buffer), "%lu", + (unsigned long)t2p->tiff_tiles[t2p->pdf_page].tiles_edgetilelength); + } else { +- buflen=sprintf( +- buffer, +- "%lu", ++ buflen=snprintf(buffer, sizeof(buffer), "%lu", + (unsigned long)t2p->tiff_tiles[t2p->pdf_page].tiles_tilelength); + } + } + written += t2pWriteFile(output, (tdata_t) buffer, buflen); + written += t2pWriteFile(output, (tdata_t) "\n/BitsPerComponent ", 19); +- _TIFFmemset((tdata_t)buffer, 0x00, 16); +- buflen=sprintf(buffer, "%u", t2p->tiff_bitspersample); ++ buflen=snprintf(buffer, sizeof(buffer), "%u", t2p->tiff_bitspersample); + written += t2pWriteFile(output, (tdata_t) buffer, buflen); + written += t2pWriteFile(output, (tdata_t) "\n/ColorSpace ", 13); + written += t2p_write_pdf_xobject_cs(t2p, output); +@@ -4702,11 +4685,10 @@ + t2p->pdf_colorspace ^= T2P_CS_PALETTE; + written += t2p_write_pdf_xobject_cs(t2p, output); + t2p->pdf_colorspace |= T2P_CS_PALETTE; +- buflen=sprintf(buffer, "%u", (0x0001 << t2p->tiff_bitspersample)-1 ); ++ buflen=snprintf(buffer, sizeof(buffer), "%u", (0x0001 << t2p->tiff_bitspersample)-1 ); + written += t2pWriteFile(output, (tdata_t) buffer, buflen); + written += t2pWriteFile(output, (tdata_t) " ", 1); +- _TIFFmemset(buffer, 0x00, 16); +- buflen=sprintf(buffer, "%lu", (unsigned long)t2p->pdf_palettecs ); ++ buflen=snprintf(buffer, sizeof(buffer), "%lu", (unsigned long)t2p->pdf_palettecs ); + written += t2pWriteFile(output, (tdata_t) buffer, buflen); + written += t2pWriteFile(output, (tdata_t) " 0 R ]\n", 7); + return(written); +@@ -4740,10 +4722,10 @@ + X_W /= Y_W; + Z_W /= Y_W; + Y_W = 1.0F; +- buflen=sprintf(buffer, "[%.4f %.4f %.4f] \n", X_W, Y_W, Z_W); ++ buflen=snprintf(buffer, sizeof(buffer), "[%.4f %.4f %.4f] \n", X_W, Y_W, Z_W); + written += t2pWriteFile(output, (tdata_t) buffer, buflen); + written += t2pWriteFile(output, (tdata_t) "/Range ", 7); +- buflen=sprintf(buffer, "[%d %d %d %d] \n", ++ buflen=snprintf(buffer, sizeof(buffer), "[%d %d %d %d] \n", + t2p->pdf_labrange[0], + t2p->pdf_labrange[1], + t2p->pdf_labrange[2], +@@ -4759,26 +4741,26 @@ + tsize_t t2p_write_pdf_transfer(T2P* t2p, TIFF* output){ + + tsize_t written=0; +- char buffer[16]; ++ char buffer[32]; + int buflen=0; + + written += t2pWriteFile(output, (tdata_t) "<< /Type /ExtGState \n/TR ", 25); + if(t2p->tiff_transferfunctioncount == 1){ +- buflen=sprintf(buffer, "%lu", ++ buflen=snprintf(buffer, sizeof(buffer), "%lu", + (unsigned long)(t2p->pdf_xrefcount + 1)); + written += t2pWriteFile(output, (tdata_t) buffer, buflen); + written += t2pWriteFile(output, (tdata_t) " 0 R ", 5); + } else { + written += t2pWriteFile(output, (tdata_t) "[ ", 2); +- buflen=sprintf(buffer, "%lu", ++ buflen=snprintf(buffer, sizeof(buffer), "%lu", + (unsigned long)(t2p->pdf_xrefcount + 1)); + written += t2pWriteFile(output, (tdata_t) buffer, buflen); + written += t2pWriteFile(output, (tdata_t) " 0 R ", 5); +- buflen=sprintf(buffer, "%lu", ++ buflen=snprintf(buffer, sizeof(buffer), "%lu", + (unsigned long)(t2p->pdf_xrefcount + 2)); + written += t2pWriteFile(output, (tdata_t) buffer, buflen); + written += t2pWriteFile(output, (tdata_t) " 0 R ", 5); +- buflen=sprintf(buffer, "%lu", ++ buflen=snprintf(buffer, sizeof(buffer), "%lu", + (unsigned long)(t2p->pdf_xrefcount + 3)); + written += t2pWriteFile(output, (tdata_t) buffer, buflen); + written += t2pWriteFile(output, (tdata_t) " 0 R ", 5); +@@ -4800,7 +4782,7 @@ + written += t2pWriteFile(output, (tdata_t) "/FunctionType 0 \n", 17); + written += t2pWriteFile(output, (tdata_t) "/Domain [0.0 1.0] \n", 19); + written += t2pWriteFile(output, (tdata_t) "/Range [0.0 1.0] \n", 18); +- buflen=sprintf(buffer, "/Size [%u] \n", (1<<t2p->tiff_bitspersample)); ++ buflen=snprintf(buffer, sizeof(buffer), "/Size [%u] \n", (1<<t2p->tiff_bitspersample)); + written += t2pWriteFile(output, (tdata_t) buffer, buflen); + written += t2pWriteFile(output, (tdata_t) "/BitsPerSample 16 \n", 19); + written += t2p_write_pdf_stream_dict(((tsize_t)1)<<(t2p->tiff_bitspersample+1), 0, output); +@@ -4827,7 +4809,7 @@ + tsize_t t2p_write_pdf_xobject_calcs(T2P* t2p, TIFF* output){ + + tsize_t written=0; +- char buffer[128]; ++ char buffer[256]; + int buflen=0; + + float X_W=0.0; +@@ -4895,16 +4877,16 @@ + written += t2pWriteFile(output, (tdata_t) "<< \n", 4); + if(t2p->pdf_colorspace & T2P_CS_CALGRAY){ + written += t2pWriteFile(output, (tdata_t) "/WhitePoint ", 12); +- buflen=sprintf(buffer, "[%.4f %.4f %.4f] \n", X_W, Y_W, Z_W); ++ buflen=snprintf(buffer, sizeof(buffer), "[%.4f %.4f %.4f] \n", X_W, Y_W, Z_W); + written += t2pWriteFile(output, (tdata_t) buffer, buflen); + written += t2pWriteFile(output, (tdata_t) "/Gamma 2.2 \n", 12); + } + if(t2p->pdf_colorspace & T2P_CS_CALRGB){ + written += t2pWriteFile(output, (tdata_t) "/WhitePoint ", 12); +- buflen=sprintf(buffer, "[%.4f %.4f %.4f] \n", X_W, Y_W, Z_W); ++ buflen=snprintf(buffer, sizeof(buffer), "[%.4f %.4f %.4f] \n", X_W, Y_W, Z_W); + written += t2pWriteFile(output, (tdata_t) buffer, buflen); + written += t2pWriteFile(output, (tdata_t) "/Matrix ", 8); +- buflen=sprintf(buffer, "[%.4f %.4f %.4f %.4f %.4f %.4f %.4f %.4f %.4f] \n", ++ buflen=snprintf(buffer, sizeof(buffer), "[%.4f %.4f %.4f %.4f %.4f %.4f %.4f %.4f %.4f] \n", + X_R, Y_R, Z_R, + X_G, Y_G, Z_G, + X_B, Y_B, Z_B); +@@ -4923,11 +4905,11 @@ + tsize_t t2p_write_pdf_xobject_icccs(T2P* t2p, TIFF* output){ + + tsize_t written=0; +- char buffer[16]; ++ char buffer[32]; + int buflen=0; + + written += t2pWriteFile(output, (tdata_t) "[/ICCBased ", 11); +- buflen=sprintf(buffer, "%lu", (unsigned long)t2p->pdf_icccs); ++ buflen=snprintf(buffer, sizeof(buffer), "%lu", (unsigned long)t2p->pdf_icccs); + written += t2pWriteFile(output, (tdata_t) buffer, buflen); + written += t2pWriteFile(output, (tdata_t) " 0 R] \n", 7); + +@@ -4937,11 +4919,11 @@ + tsize_t t2p_write_pdf_xobject_icccs_dict(T2P* t2p, TIFF* output){ + + tsize_t written=0; +- char buffer[16]; ++ char buffer[32]; + int buflen=0; + + written += t2pWriteFile(output, (tdata_t) "/N ", 3); +- buflen=sprintf(buffer, "%u \n", t2p->tiff_samplesperpixel); ++ buflen=snprintf(buffer, sizeof(buffer), "%u \n", t2p->tiff_samplesperpixel); + written += t2pWriteFile(output, (tdata_t) buffer, buflen); + written += t2pWriteFile(output, (tdata_t) "/Alternate ", 11); + t2p->pdf_colorspace ^= T2P_CS_ICCBASED; +@@ -5006,7 +4988,7 @@ + tsize_t t2p_write_pdf_xobject_stream_filter(ttile_t tile, T2P* t2p, TIFF* output){ + + tsize_t written=0; +- char buffer[16]; ++ char buffer[32]; + int buflen=0; + + if(t2p->pdf_compression==T2P_COMPRESS_NONE){ +@@ -5021,41 +5003,33 @@ + written += t2pWriteFile(output, (tdata_t) "<< /K -1 ", 9); + if(tile==0){ + written += t2pWriteFile(output, (tdata_t) "/Columns ", 9); +- buflen=sprintf(buffer, "%lu", ++ buflen=snprintf(buffer, sizeof(buffer), "%lu", + (unsigned long)t2p->tiff_width); + written += t2pWriteFile(output, (tdata_t) buffer, buflen); + written += t2pWriteFile(output, (tdata_t) " /Rows ", 7); +- buflen=sprintf(buffer, "%lu", ++ buflen=snprintf(buffer, sizeof(buffer), "%lu", + (unsigned long)t2p->tiff_length); + written += t2pWriteFile(output, (tdata_t) buffer, buflen); + } else { + if(t2p_tile_is_right_edge(t2p->tiff_tiles[t2p->pdf_page], tile-1)==0){ + written += t2pWriteFile(output, (tdata_t) "/Columns ", 9); +- buflen=sprintf( +- buffer, +- "%lu", ++ buflen=snprintf(buffer, sizeof(buffer), "%lu", + (unsigned long)t2p->tiff_tiles[t2p->pdf_page].tiles_tilewidth); + written += t2pWriteFile(output, (tdata_t) buffer, buflen); + } else { + written += t2pWriteFile(output, (tdata_t) "/Columns ", 9); +- buflen=sprintf( +- buffer, +- "%lu", ++ buflen=snprintf(buffer, sizeof(buffer), "%lu", + (unsigned long)t2p->tiff_tiles[t2p->pdf_page].tiles_edgetilewidth); + written += t2pWriteFile(output, (tdata_t) buffer, buflen); + } + if(t2p_tile_is_bottom_edge(t2p->tiff_tiles[t2p->pdf_page], tile-1)==0){ + written += t2pWriteFile(output, (tdata_t) " /Rows ", 7); +- buflen=sprintf( +- buffer, +- "%lu", ++ buflen=snprintf(buffer, sizeof(buffer), "%lu", + (unsigned long)t2p->tiff_tiles[t2p->pdf_page].tiles_tilelength); + written += t2pWriteFile(output, (tdata_t) buffer, buflen); + } else { + written += t2pWriteFile(output, (tdata_t) " /Rows ", 7); +- buflen=sprintf( +- buffer, +- "%lu", ++ buflen=snprintf(buffer, sizeof(buffer), "%lu", + (unsigned long)t2p->tiff_tiles[t2p->pdf_page].tiles_edgetilelength); + written += t2pWriteFile(output, (tdata_t) buffer, buflen); + } +@@ -5082,21 +5056,17 @@ + if(t2p->pdf_compressionquality%100){ + written += t2pWriteFile(output, (tdata_t) "/DecodeParms ", 13); + written += t2pWriteFile(output, (tdata_t) "<< /Predictor ", 14); +- _TIFFmemset(buffer, 0x00, 16); +- buflen=sprintf(buffer, "%u", t2p->pdf_compressionquality%100); ++ buflen=snprintf(buffer, sizeof(buffer), "%u", t2p->pdf_compressionquality%100); + written += t2pWriteFile(output, (tdata_t) buffer, buflen); + written += t2pWriteFile(output, (tdata_t) " /Columns ", 10); +- _TIFFmemset(buffer, 0x00, 16); +- buflen = sprintf(buffer, "%lu", ++ buflen = snprintf(buffer, sizeof(buffer), "%lu", + (unsigned long)t2p->tiff_width); + written += t2pWriteFile(output, (tdata_t) buffer, buflen); + written += t2pWriteFile(output, (tdata_t) " /Colors ", 9); +- _TIFFmemset(buffer, 0x00, 16); +- buflen=sprintf(buffer, "%u", t2p->tiff_samplesperpixel); ++ buflen=snprintf(buffer, sizeof(buffer), "%u", t2p->tiff_samplesperpixel); + written += t2pWriteFile(output, (tdata_t) buffer, buflen); + written += t2pWriteFile(output, (tdata_t) " /BitsPerComponent ", 19); +- _TIFFmemset(buffer, 0x00, 16); +- buflen=sprintf(buffer, "%u", t2p->tiff_bitspersample); ++ buflen=snprintf(buffer, sizeof(buffer), "%u", t2p->tiff_bitspersample); + written += t2pWriteFile(output, (tdata_t) buffer, buflen); + written += t2pWriteFile(output, (tdata_t) ">>\n", 3); + } +@@ -5116,16 +5086,16 @@ + tsize_t t2p_write_pdf_xreftable(T2P* t2p, TIFF* output){ + + tsize_t written=0; +- char buffer[21]; ++ char buffer[64]; + int buflen=0; + uint32 i=0; + + written += t2pWriteFile(output, (tdata_t) "xref\n0 ", 7); +- buflen=sprintf(buffer, "%lu", (unsigned long)(t2p->pdf_xrefcount + 1)); ++ buflen=snprintf(buffer, sizeof(buffer), "%lu", (unsigned long)(t2p->pdf_xrefcount + 1)); + written += t2pWriteFile(output, (tdata_t) buffer, buflen); + written += t2pWriteFile(output, (tdata_t) " \n0000000000 65535 f \n", 22); + for (i=0;i<t2p->pdf_xrefcount;i++){ +- sprintf(buffer, "%.10lu 00000 n \n", ++ snprintf(buffer, sizeof(buffer), "%.10lu 00000 n \n", + (unsigned long)t2p->pdf_xrefoffsets[i]); + written += t2pWriteFile(output, (tdata_t) buffer, 20); + } +@@ -5149,17 +5119,14 @@ + snprintf(t2p->pdf_fileid + i, 9, "%.8X", rand()); + + written += t2pWriteFile(output, (tdata_t) "trailer\n<<\n/Size ", 17); +- buflen = sprintf(buffer, "%lu", (unsigned long)(t2p->pdf_xrefcount+1)); ++ buflen = snprintf(buffer, sizeof(buffer), "%lu", (unsigned long)(t2p->pdf_xrefcount+1)); + written += t2pWriteFile(output, (tdata_t) buffer, buflen); +- _TIFFmemset(buffer, 0x00, 32); + written += t2pWriteFile(output, (tdata_t) "\n/Root ", 7); +- buflen=sprintf(buffer, "%lu", (unsigned long)t2p->pdf_catalog); ++ buflen=snprintf(buffer, sizeof(buffer), "%lu", (unsigned long)t2p->pdf_catalog); + written += t2pWriteFile(output, (tdata_t) buffer, buflen); +- _TIFFmemset(buffer, 0x00, 32); + written += t2pWriteFile(output, (tdata_t) " 0 R \n/Info ", 12); +- buflen=sprintf(buffer, "%lu", (unsigned long)t2p->pdf_info); ++ buflen=snprintf(buffer, sizeof(buffer), "%lu", (unsigned long)t2p->pdf_info); + written += t2pWriteFile(output, (tdata_t) buffer, buflen); +- _TIFFmemset(buffer, 0x00, 32); + written += t2pWriteFile(output, (tdata_t) " 0 R \n/ID[<", 11); + written += t2pWriteFile(output, (tdata_t) t2p->pdf_fileid, + sizeof(t2p->pdf_fileid) - 1); +@@ -5167,9 +5134,8 @@ + written += t2pWriteFile(output, (tdata_t) t2p->pdf_fileid, + sizeof(t2p->pdf_fileid) - 1); + written += t2pWriteFile(output, (tdata_t) ">]\n>>\nstartxref\n", 16); +- buflen=sprintf(buffer, "%lu", (unsigned long)t2p->pdf_startxref); ++ buflen=snprintf(buffer, sizeof(buffer), "%lu", (unsigned long)t2p->pdf_startxref); + written += t2pWriteFile(output, (tdata_t) buffer, buflen); +- _TIFFmemset(buffer, 0x00, 32); + written += t2pWriteFile(output, (tdata_t) "\n%%EOF\n", 7); + + return(written); +diff -Naur tiff-4.0.3.orig/tools/tiff2ps.c tiff-4.0.3/tools/tiff2ps.c +--- tiff-4.0.3.orig/tools/tiff2ps.c 2011-05-31 13:10:18.000000000 -0400 ++++ tiff-4.0.3/tools/tiff2ps.c 2013-05-02 12:02:42.789287990 -0400 +@@ -1781,8 +1781,8 @@ + imageOp = "imagemask"; + + (void)strcpy(im_x, "0"); +- (void)sprintf(im_y, "%lu", (long) h); +- (void)sprintf(im_h, "%lu", (long) h); ++ (void)snprintf(im_y, sizeof(im_y), "%lu", (long) h); ++ (void)snprintf(im_h, sizeof(im_h), "%lu", (long) h); + tile_width = w; + tile_height = h; + if (TIFFIsTiled(tif)) { +@@ -1803,7 +1803,7 @@ + } + if (tile_height < h) { + fputs("/im_y 0 def\n", fd); +- (void)sprintf(im_y, "%lu im_y sub", (unsigned long) h); ++ (void)snprintf(im_y, sizeof(im_y), "%lu im_y sub", (unsigned long) h); + } + } else { + repeat_count = tf_numberstrips; +@@ -1815,7 +1815,7 @@ + fprintf(fd, "/im_h %lu def\n", + (unsigned long) tile_height); + (void)strcpy(im_h, "im_h"); +- (void)sprintf(im_y, "%lu im_y sub", (unsigned long) h); ++ (void)snprintf(im_y, sizeof(im_y), "%lu im_y sub", (unsigned long) h); + } + } + +diff -Naur tiff-4.0.3.orig/tools/tiffcrop.c tiff-4.0.3/tools/tiffcrop.c +--- tiff-4.0.3.orig/tools/tiffcrop.c 2010-12-14 09:18:28.000000000 -0500 ++++ tiff-4.0.3/tools/tiffcrop.c 2013-05-02 12:02:42.791288005 -0400 +@@ -2077,7 +2077,7 @@ + return 1; + } + +- sprintf (filenum, "-%03d%s", findex, export_ext); ++ snprintf(filenum, sizeof(filenum), "-%03d%s", findex, export_ext); + filenum[14] = '\0'; + strncat (exportname, filenum, 15); + } +@@ -2230,8 +2230,8 @@ + + /* dump.infilename is guaranteed to be NUL termimated and have 20 bytes + fewer than PATH_MAX */ +- memset (temp_filename, '\0', PATH_MAX + 1); +- sprintf (temp_filename, "%s-read-%03d.%s", dump.infilename, dump_images, ++ snprintf(temp_filename, sizeof(temp_filename), "%s-read-%03d.%s", ++ dump.infilename, dump_images, + (dump.format == DUMP_TEXT) ? "txt" : "raw"); + if ((dump.infile = fopen(temp_filename, dump.mode)) == NULL) + { +@@ -2249,8 +2249,8 @@ + + /* dump.outfilename is guaranteed to be NUL termimated and have 20 bytes + fewer than PATH_MAX */ +- memset (temp_filename, '\0', PATH_MAX + 1); +- sprintf (temp_filename, "%s-write-%03d.%s", dump.outfilename, dump_images, ++ snprintf(temp_filename, sizeof(temp_filename), "%s-write-%03d.%s", ++ dump.outfilename, dump_images, + (dump.format == DUMP_TEXT) ? "txt" : "raw"); + if ((dump.outfile = fopen(temp_filename, dump.mode)) == NULL) + { +diff -Naur tiff-4.0.3.orig/tools/tiffdither.c tiff-4.0.3/tools/tiffdither.c +--- tiff-4.0.3.orig/tools/tiffdither.c 2010-03-10 13:56:50.000000000 -0500 ++++ tiff-4.0.3/tools/tiffdither.c 2013-05-02 12:02:42.792288013 -0400 +@@ -260,7 +260,7 @@ + TIFFSetField(out, TIFFTAG_FILLORDER, fillorder); + else + CopyField(TIFFTAG_FILLORDER, shortv); +- sprintf(thing, "Dithered B&W version of %s", argv[optind]); ++ snprintf(thing, sizeof(thing), "Dithered B&W version of %s", argv[optind]); + TIFFSetField(out, TIFFTAG_IMAGEDESCRIPTION, thing); + CopyField(TIFFTAG_PHOTOMETRIC, shortv); + CopyField(TIFFTAG_ORIENTATION, shortv); |