main/jasper: security fixes (CVE-2011-4516, CVE-2011-4517)

fixes #877

1 files changed, 928 insertions, 0 deletions

diff --git a/main/jasper/jasper-1.900.1-CVE-2008-3520.patch b/main/jasper/jasper-1.900.1-CVE-2008-3520.patch
new file mode 100644
index 0000000000..0f5e3b7468
--- /dev/null
+++ b/main/jasper/jasper-1.900.1-CVE-2008-3520.patch
@@ -0,0 +1,928 @@
+https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2008-3520
+
+OpenBSD jas_malloc hardening patches
+
+diff -pruN jasper-1.900.1.orig/src/libjasper/base/jas_cm.c jasper-1.900.1/src/libjasper/base/jas_cm.c
+--- jasper-1.900.1.orig/src/libjasper/base/jas_cm.c	2007-01-19 22:43:05.000000000 +0100
++++ jasper-1.900.1/src/libjasper/base/jas_cm.c	2009-10-22 10:27:45.000000000 +0200
+@@ -704,8 +704,7 @@ static int jas_cmpxformseq_resize(jas_cm
+ {
+ 	jas_cmpxform_t **p;
+ 	assert(n >= pxformseq->numpxforms);
+-	p = (!pxformseq->pxforms) ? jas_malloc(n * sizeof(jas_cmpxform_t *)) :
+-	  jas_realloc(pxformseq->pxforms, n * sizeof(jas_cmpxform_t *));
++	p = jas_realloc2(pxformseq->pxforms, n, sizeof(jas_cmpxform_t *));
+ 	if (!p) {
+ 		return -1;
+ 	}
+@@ -889,13 +888,13 @@ static int jas_cmshapmatlut_set(jas_cmsh
+ 	jas_cmshapmatlut_cleanup(lut);
+ 	if (curv->numents == 0) {
+ 		lut->size = 2;
+-		if (!(lut->data = jas_malloc(lut->size * sizeof(jas_cmreal_t))))
++		if (!(lut->data = jas_alloc2(lut->size, sizeof(jas_cmreal_t))))
+ 			goto error;
+ 		lut->data[0] = 0.0;
+ 		lut->data[1] = 1.0;
+ 	} else if (curv->numents == 1) {
+ 		lut->size = 256;
+-		if (!(lut->data = jas_malloc(lut->size * sizeof(jas_cmreal_t))))
++		if (!(lut->data = jas_alloc2(lut->size, sizeof(jas_cmreal_t))))
+ 			goto error;
+ 		gamma = curv->ents[0] / 256.0;
+ 		for (i = 0; i < lut->size; ++i) {
+@@ -903,7 +902,7 @@ static int jas_cmshapmatlut_set(jas_cmsh
+ 		}
+ 	} else {
+ 		lut->size = curv->numents;
+-		if (!(lut->data = jas_malloc(lut->size * sizeof(jas_cmreal_t))))
++		if (!(lut->data = jas_alloc2(lut->size, sizeof(jas_cmreal_t))))
+ 			goto error;
+ 		for (i = 0; i < lut->size; ++i) {
+ 			lut->data[i] = curv->ents[i] / 65535.0;
+@@ -953,7 +952,7 @@ static int jas_cmshapmatlut_invert(jas_c
+ 			return -1;
+ 		}
+ 	}
+-	if (!(invlut->data = jas_malloc(n * sizeof(jas_cmreal_t))))
++	if (!(invlut->data = jas_alloc2(n, sizeof(jas_cmreal_t))))
+ 		return -1;
+ 	invlut->size = n;
+ 	for (i = 0; i < invlut->size; ++i) {
+diff -pruN jasper-1.900.1.orig/src/libjasper/base/jas_icc.c jasper-1.900.1/src/libjasper/base/jas_icc.c
+--- jasper-1.900.1.orig/src/libjasper/base/jas_icc.c	2007-01-19 22:43:05.000000000 +0100
++++ jasper-1.900.1/src/libjasper/base/jas_icc.c	2009-10-22 10:27:45.000000000 +0200
+@@ -373,7 +373,7 @@ int jas_iccprof_save(jas_iccprof_t *prof
+ 	jas_icctagtab_t *tagtab;
+ 
+ 	tagtab = &prof->tagtab;
+-	if (!(tagtab->ents = jas_malloc(prof->attrtab->numattrs *
++	if (!(tagtab->ents = jas_alloc2(prof->attrtab->numattrs,
+ 	  sizeof(jas_icctagtabent_t))))
+ 		goto error;
+ 	tagtab->numents = prof->attrtab->numattrs;
+@@ -522,7 +522,7 @@ static int jas_iccprof_gettagtab(jas_str
+ 	}
+ 	if (jas_iccgetuint32(in, &tagtab->numents))
+ 		goto error;
+-	if (!(tagtab->ents = jas_malloc(tagtab->numents *
++	if (!(tagtab->ents = jas_alloc2(tagtab->numents,
+ 	  sizeof(jas_icctagtabent_t))))
+ 		goto error;
+ 	tagtabent = tagtab->ents;
+@@ -743,8 +743,7 @@ static int jas_iccattrtab_resize(jas_icc
+ {
+ 	jas_iccattr_t *newattrs;
+ 	assert(maxents >= tab->numattrs);
+-	newattrs = tab->attrs ? jas_realloc(tab->attrs, maxents *
+-	  sizeof(jas_iccattr_t)) : jas_malloc(maxents * sizeof(jas_iccattr_t));
++	newattrs = jas_realloc2(tab->attrs, maxents, sizeof(jas_iccattr_t));
+ 	if (!newattrs)
+ 		return -1;
+ 	tab->attrs = newattrs;
+@@ -999,7 +998,7 @@ static int jas_icccurv_input(jas_iccattr
+ 
+ 	if (jas_iccgetuint32(in, &curv->numents))
+ 		goto error;
+-	if (!(curv->ents = jas_malloc(curv->numents * sizeof(jas_iccuint16_t))))
++	if (!(curv->ents = jas_alloc2(curv->numents, sizeof(jas_iccuint16_t))))
+ 		goto error;
+ 	for (i = 0; i < curv->numents; ++i) {
+ 		if (jas_iccgetuint16(in, &curv->ents[i]))
+@@ -1100,7 +1099,7 @@ static int jas_icctxtdesc_input(jas_icca
+ 	if (jas_iccgetuint32(in, &txtdesc->uclangcode) ||
+ 	  jas_iccgetuint32(in, &txtdesc->uclen))
+ 		goto error;
+-	if (!(txtdesc->ucdata = jas_malloc(txtdesc->uclen * 2)))
++	if (!(txtdesc->ucdata = jas_alloc2(txtdesc->uclen, 2)))
+ 		goto error;
+ 	if (jas_stream_read(in, txtdesc->ucdata, txtdesc->uclen * 2) !=
+ 	  JAS_CAST(int, txtdesc->uclen * 2))
+@@ -1292,17 +1291,17 @@ static int jas_icclut8_input(jas_iccattr
+ 	  jas_iccgetuint16(in, &lut8->numouttabents))
+ 		goto error;
+ 	clutsize = jas_iccpowi(lut8->clutlen, lut8->numinchans) * lut8->numoutchans;
+-	if (!(lut8->clut = jas_malloc(clutsize * sizeof(jas_iccuint8_t))) ||
+-	  !(lut8->intabsbuf = jas_malloc(lut8->numinchans *
+-	  lut8->numintabents * sizeof(jas_iccuint8_t))) ||
+-	  !(lut8->intabs = jas_malloc(lut8->numinchans *
++	if (!(lut8->clut = jas_alloc2(clutsize, sizeof(jas_iccuint8_t))) ||
++	  !(lut8->intabsbuf = jas_alloc3(lut8->numinchans,
++	  lut8->numintabents, sizeof(jas_iccuint8_t))) ||
++	  !(lut8->intabs = jas_alloc2(lut8->numinchans,
+ 	  sizeof(jas_iccuint8_t *))))
+ 		goto error;
+ 	for (i = 0; i < lut8->numinchans; ++i)
+ 		lut8->intabs[i] = &lut8->intabsbuf[i * lut8->numintabents];
+-	if (!(lut8->outtabsbuf = jas_malloc(lut8->numoutchans *
+-	  lut8->numouttabents * sizeof(jas_iccuint8_t))) ||
+-	  !(lut8->outtabs = jas_malloc(lut8->numoutchans *
++	if (!(lut8->outtabsbuf = jas_alloc3(lut8->numoutchans,
++	  lut8->numouttabents, sizeof(jas_iccuint8_t))) ||
++	  !(lut8->outtabs = jas_alloc2(lut8->numoutchans,
+ 	  sizeof(jas_iccuint8_t *))))
+ 		goto error;
+ 	for (i = 0; i < lut8->numoutchans; ++i)
+@@ -1461,17 +1460,17 @@ static int jas_icclut16_input(jas_iccatt
+ 	  jas_iccgetuint16(in, &lut16->numouttabents))
+ 		goto error;
+ 	clutsize = jas_iccpowi(lut16->clutlen, lut16->numinchans) * lut16->numoutchans;
+-	if (!(lut16->clut = jas_malloc(clutsize * sizeof(jas_iccuint16_t))) ||
+-	  !(lut16->intabsbuf = jas_malloc(lut16->numinchans *
+-	  lut16->numintabents * sizeof(jas_iccuint16_t))) ||
+-	  !(lut16->intabs = jas_malloc(lut16->numinchans *
++	if (!(lut16->clut = jas_alloc2(clutsize, sizeof(jas_iccuint16_t))) ||
++	  !(lut16->intabsbuf = jas_alloc3(lut16->numinchans,
++	  lut16->numintabents, sizeof(jas_iccuint16_t))) ||
++	  !(lut16->intabs = jas_alloc2(lut16->numinchans,
+ 	  sizeof(jas_iccuint16_t *))))
+ 		goto error;
+ 	for (i = 0; i < lut16->numinchans; ++i)
+ 		lut16->intabs[i] = &lut16->intabsbuf[i * lut16->numintabents];
+-	if (!(lut16->outtabsbuf = jas_malloc(lut16->numoutchans *
+-	  lut16->numouttabents * sizeof(jas_iccuint16_t))) ||
+-	  !(lut16->outtabs = jas_malloc(lut16->numoutchans *
++	if (!(lut16->outtabsbuf = jas_alloc3(lut16->numoutchans,
++	  lut16->numouttabents, sizeof(jas_iccuint16_t))) ||
++	  !(lut16->outtabs = jas_alloc2(lut16->numoutchans,
+ 	  sizeof(jas_iccuint16_t *))))
+ 		goto error;
+ 	for (i = 0; i < lut16->numoutchans; ++i)
+diff -pruN jasper-1.900.1.orig/src/libjasper/base/jas_image.c jasper-1.900.1/src/libjasper/base/jas_image.c
+--- jasper-1.900.1.orig/src/libjasper/base/jas_image.c	2007-01-19 22:43:05.000000000 +0100
++++ jasper-1.900.1/src/libjasper/base/jas_image.c	2009-10-22 10:27:45.000000000 +0200
+@@ -142,7 +142,7 @@ jas_image_t *jas_image_create(int numcmp
+ 	image->inmem_ = true;
+ 
+ 	/* Allocate memory for the per-component information. */
+-	if (!(image->cmpts_ = jas_malloc(image->maxcmpts_ *
++	if (!(image->cmpts_ = jas_alloc2(image->maxcmpts_,
+ 	  sizeof(jas_image_cmpt_t *)))) {
+ 		jas_image_destroy(image);
+ 		return 0;
+@@ -774,8 +774,7 @@ static int jas_image_growcmpts(jas_image
+ 	jas_image_cmpt_t **newcmpts;
+ 	int cmptno;
+ 
+-	newcmpts = (!image->cmpts_) ? jas_malloc(maxcmpts * sizeof(jas_image_cmpt_t *)) :
+-	  jas_realloc(image->cmpts_, maxcmpts * sizeof(jas_image_cmpt_t *));
++	newcmpts = jas_realloc2(image->cmpts_, maxcmpts, sizeof(jas_image_cmpt_t *));
+ 	if (!newcmpts) {
+ 		return -1;
+ 	}
+diff -pruN jasper-1.900.1.orig/src/libjasper/base/jas_malloc.c jasper-1.900.1/src/libjasper/base/jas_malloc.c
+--- jasper-1.900.1.orig/src/libjasper/base/jas_malloc.c	2007-01-19 22:43:05.000000000 +0100
++++ jasper-1.900.1/src/libjasper/base/jas_malloc.c	2009-10-22 10:27:45.000000000 +0200
+@@ -76,6 +76,9 @@
+ 
+ /* We need the prototype for memset. */
+ #include <string.h>
++#include <limits.h>
++#include <errno.h>
++#include <stdint.h>
+ 
+ #include "jasper/jas_malloc.h"
+ 
+@@ -113,18 +116,50 @@ void jas_free(void *ptr)
+ 
+ void *jas_realloc(void *ptr, size_t size)
+ {
+-	return realloc(ptr, size);
++	return ptr ? realloc(ptr, size) : malloc(size);
+ }
+ 
+-void *jas_calloc(size_t nmemb, size_t size)
++void *jas_realloc2(void *ptr, size_t nmemb, size_t size)
++{
++	if (!ptr)
++		return jas_alloc2(nmemb, size);
++	if (nmemb && SIZE_MAX / nmemb < size) {
++		errno = ENOMEM;
++		return NULL;
++	}
++	return jas_realloc(ptr, nmemb * size);
++
++}
++
++void *jas_alloc2(size_t nmemb, size_t size)
++{
++	if (nmemb && SIZE_MAX / nmemb < size) {
++		errno = ENOMEM;
++		return NULL;
++	}
++
++	return jas_malloc(nmemb * size);
++}
++
++void *jas_alloc3(size_t a, size_t b, size_t c)
+ {
+-	void *ptr;
+ 	size_t n;
+-	n = nmemb * size;
+-	if (!(ptr = jas_malloc(n * sizeof(char)))) {
+-		return 0;
++
++	if (a && SIZE_MAX / a < b) {
++		errno = ENOMEM;
++		return NULL;
+ 	}
+-	memset(ptr, 0, n);
++
++	return jas_alloc2(a*b, c);
++}
++
++void *jas_calloc(size_t nmemb, size_t size)
++{
++	void *ptr;
++
++	ptr = jas_alloc2(nmemb, size);
++	if (ptr)
++		memset(ptr, 0, nmemb*size);
+ 	return ptr;
+ }
+ 
+diff -pruN jasper-1.900.1.orig/src/libjasper/base/jas_seq.c jasper-1.900.1/src/libjasper/base/jas_seq.c
+--- jasper-1.900.1.orig/src/libjasper/base/jas_seq.c	2007-01-19 22:43:05.000000000 +0100
++++ jasper-1.900.1/src/libjasper/base/jas_seq.c	2009-10-22 10:27:45.000000000 +0200
+@@ -114,7 +114,7 @@ jas_matrix_t *jas_matrix_create(int numr
+ 	matrix->datasize_ = numrows * numcols;
+ 
+ 	if (matrix->maxrows_ > 0) {
+-		if (!(matrix->rows_ = jas_malloc(matrix->maxrows_ *
++		if (!(matrix->rows_ = jas_alloc2(matrix->maxrows_,
+ 		  sizeof(jas_seqent_t *)))) {
+ 			jas_matrix_destroy(matrix);
+ 			return 0;
+@@ -122,7 +122,7 @@ jas_matrix_t *jas_matrix_create(int numr
+ 	}
+ 
+ 	if (matrix->datasize_ > 0) {
+-		if (!(matrix->data_ = jas_malloc(matrix->datasize_ *
++		if (!(matrix->data_ = jas_alloc2(matrix->datasize_,
+ 		  sizeof(jas_seqent_t)))) {
+ 			jas_matrix_destroy(matrix);
+ 			return 0;
+@@ -220,7 +220,7 @@ void jas_matrix_bindsub(jas_matrix_t *ma
+ 	mat0->numrows_ = r1 - r0 + 1;
+ 	mat0->numcols_ = c1 - c0 + 1;
+ 	mat0->maxrows_ = mat0->numrows_;
+-	mat0->rows_ = jas_malloc(mat0->maxrows_ * sizeof(jas_seqent_t *));
++	mat0->rows_ = jas_alloc2(mat0->maxrows_, sizeof(jas_seqent_t *));
+ 	for (i = 0; i < mat0->numrows_; ++i) {
+ 		mat0->rows_[i] = mat1->rows_[r0 + i] + c0;
+ 	}
+diff -pruN jasper-1.900.1.orig/src/libjasper/base/jas_stream.c jasper-1.900.1/src/libjasper/base/jas_stream.c
+--- jasper-1.900.1.orig/src/libjasper/base/jas_stream.c	2007-01-19 22:43:05.000000000 +0100
++++ jasper-1.900.1/src/libjasper/base/jas_stream.c	2009-10-22 10:27:45.000000000 +0200
+@@ -212,7 +212,7 @@ jas_stream_t *jas_stream_memopen(char *b
+ 	if (buf) {
+ 		obj->buf_ = (unsigned char *) buf;
+ 	} else {
+-		obj->buf_ = jas_malloc(obj->bufsize_ * sizeof(char));
++		obj->buf_ = jas_malloc(obj->bufsize_);
+ 		obj->myalloc_ = 1;
+ 	}
+ 	if (!obj->buf_) {
+@@ -992,7 +992,7 @@ static int mem_resize(jas_stream_memobj_
+ 	unsigned char *buf;
+ 
+ 	assert(m->buf_);
+-	if (!(buf = jas_realloc(m->buf_, bufsize * sizeof(unsigned char)))) {
++	if (!(buf = jas_realloc(m->buf_, bufsize))) {
+ 		return -1;
+ 	}
+ 	m->buf_ = buf;
+diff -pruN jasper-1.900.1.orig/src/libjasper/bmp/bmp_dec.c jasper-1.900.1/src/libjasper/bmp/bmp_dec.c
+--- jasper-1.900.1.orig/src/libjasper/bmp/bmp_dec.c	2007-01-19 22:43:07.000000000 +0100
++++ jasper-1.900.1/src/libjasper/bmp/bmp_dec.c	2009-10-22 10:27:45.000000000 +0200
+@@ -283,7 +283,7 @@ static bmp_info_t *bmp_getinfo(jas_strea
+ 	}
+ 
+ 	if (info->numcolors > 0) {
+-		if (!(info->palents = jas_malloc(info->numcolors *
++		if (!(info->palents = jas_alloc2(info->numcolors,
+ 		  sizeof(bmp_palent_t)))) {
+ 			bmp_info_destroy(info);
+ 			return 0;
+diff -pruN jasper-1.900.1.orig/src/libjasper/include/jasper/jas_malloc.h jasper-1.900.1/src/libjasper/include/jasper/jas_malloc.h
+--- jasper-1.900.1.orig/src/libjasper/include/jasper/jas_malloc.h	2007-01-19 22:43:04.000000000 +0100
++++ jasper-1.900.1/src/libjasper/include/jasper/jas_malloc.h	2009-10-22 10:27:45.000000000 +0200
+@@ -95,6 +95,9 @@ extern "C" {
+ #define	jas_free	MEMFREE
+ #define	jas_realloc	MEMREALLOC
+ #define	jas_calloc	MEMCALLOC
++#define jas_alloc2(a, b)	MEMALLOC((a)*(b))
++#define jas_alloc3(a, b, c)	MEMALLOC((a)*(b)*(c))
++#define jas_realloc2(p, a, b)	MEMREALLOC((p), (a)*(b))
+ #endif
+ 
+ /******************************************************************************\
+@@ -115,6 +118,12 @@ void *jas_realloc(void *ptr, size_t size
+ /* Allocate a block of memory and initialize the contents to zero. */
+ void *jas_calloc(size_t nmemb, size_t size);
+ 
++/* size-checked double allocation .*/
++void *jas_alloc2(size_t, size_t);
++
++void *jas_alloc3(size_t, size_t, size_t);
++
++void *jas_realloc2(void *, size_t, size_t);
+ #endif
+ 
+ #ifdef __cplusplus
+diff -pruN jasper-1.900.1.orig/src/libjasper/jp2/jp2_cod.c jasper-1.900.1/src/libjasper/jp2/jp2_cod.c
+--- jasper-1.900.1.orig/src/libjasper/jp2/jp2_cod.c	2007-01-19 22:43:05.000000000 +0100
++++ jasper-1.900.1/src/libjasper/jp2/jp2_cod.c	2009-10-22 10:30:24.000000000 +0200
+@@ -247,7 +247,7 @@ jp2_box_t *jp2_box_get(jas_stream_t *in)
+ 	box = 0;
+ 	tmpstream = 0;
+ 
+-	if (!(box = jas_malloc(sizeof(jp2_box_t)))) {
++	if (!(box = jas_calloc(1, sizeof(jp2_box_t)))) {
+ 		goto error;
+ 	}
+ 	box->ops = &jp2_boxinfo_unk.ops;
+@@ -372,7 +372,7 @@ static int jp2_bpcc_getdata(jp2_box_t *b
+ 	jp2_bpcc_t *bpcc = &box->data.bpcc;
+ 	unsigned int i;
+ 	bpcc->numcmpts = box->datalen;
+-	if (!(bpcc->bpcs = jas_malloc(bpcc->numcmpts * sizeof(uint_fast8_t)))) {
++	if (!(bpcc->bpcs = jas_alloc2(bpcc->numcmpts, sizeof(uint_fast8_t)))) {
+ 		return -1;
+ 	}
+ 	for (i = 0; i < bpcc->numcmpts; ++i) {
+@@ -416,7 +416,7 @@ static int jp2_colr_getdata(jp2_box_t *b
+ 		break;
+ 	case JP2_COLR_ICC:
+ 		colr->iccplen = box->datalen - 3;
+-		if (!(colr->iccp = jas_malloc(colr->iccplen * sizeof(uint_fast8_t)))) {
++		if (!(colr->iccp = jas_alloc2(colr->iccplen, sizeof(uint_fast8_t)))) {
+ 			return -1;
+ 		}
+ 		if (jas_stream_read(in, colr->iccp, colr->iccplen) != colr->iccplen) {
+@@ -453,7 +453,7 @@ static int jp2_cdef_getdata(jp2_box_t *b
+ 	if (jp2_getuint16(in, &cdef->numchans)) {
+ 		return -1;
+ 	}
+-	if (!(cdef->ents = jas_malloc(cdef->numchans * sizeof(jp2_cdefchan_t)))) {
++	if (!(cdef->ents = jas_alloc2(cdef->numchans, sizeof(jp2_cdefchan_t)))) {
+ 		return -1;
+ 	}
+ 	for (channo = 0; channo < cdef->numchans; ++channo) {
+@@ -766,7 +766,7 @@ static int jp2_cmap_getdata(jp2_box_t *b
+ 	unsigned int i;
+ 
+ 	cmap->numchans = (box->datalen) / 4;
+-	if (!(cmap->ents = jas_malloc(cmap->numchans * sizeof(jp2_cmapent_t)))) {
++	if (!(cmap->ents = jas_alloc2(cmap->numchans, sizeof(jp2_cmapent_t)))) {
+ 		return -1;
+ 	}
+ 	for (i = 0; i < cmap->numchans; ++i) {
+@@ -828,10 +828,10 @@ static int jp2_pclr_getdata(jp2_box_t *b
+ 		return -1;
+ 	}
+ 	lutsize = pclr->numlutents * pclr->numchans;
+-	if (!(pclr->lutdata = jas_malloc(lutsize * sizeof(int_fast32_t)))) {
++	if (!(pclr->lutdata = jas_alloc2(lutsize, sizeof(int_fast32_t)))) {
+ 		return -1;
+ 	}
+-	if (!(pclr->bpc = jas_malloc(pclr->numchans * sizeof(uint_fast8_t)))) {
++	if (!(pclr->bpc = jas_alloc2(pclr->numchans, sizeof(uint_fast8_t)))) {
+ 		return -1;
+ 	}
+ 	for (i = 0; i < pclr->numchans; ++i) {
+diff -pruN jasper-1.900.1.orig/src/libjasper/jp2/jp2_dec.c jasper-1.900.1/src/libjasper/jp2/jp2_dec.c
+--- jasper-1.900.1.orig/src/libjasper/jp2/jp2_dec.c	2007-01-19 22:43:05.000000000 +0100
++++ jasper-1.900.1/src/libjasper/jp2/jp2_dec.c	2009-10-22 10:27:45.000000000 +0200
+@@ -336,7 +336,7 @@ jas_image_t *jp2_decode(jas_stream_t *in
+ 	}
+ 
+ 	/* Allocate space for the channel-number to component-number LUT. */
+-	if (!(dec->chantocmptlut = jas_malloc(dec->numchans * sizeof(uint_fast16_t)))) {
++	if (!(dec->chantocmptlut = jas_alloc2(dec->numchans, sizeof(uint_fast16_t)))) {
+ 		jas_eprintf("error: no memory\n");
+ 		goto error;
+ 	}
+@@ -354,7 +354,7 @@ jas_image_t *jp2_decode(jas_stream_t *in
+ 			if (cmapent->map == JP2_CMAP_DIRECT) {
+ 				dec->chantocmptlut[channo] = channo;
+ 			} else if (cmapent->map == JP2_CMAP_PALETTE) {
+-				lutents = jas_malloc(pclrd->numlutents * sizeof(int_fast32_t));
++				lutents = jas_alloc2(pclrd->numlutents, sizeof(int_fast32_t));
+ 				for (i = 0; i < pclrd->numlutents; ++i) {
+ 					lutents[i] = pclrd->lutdata[cmapent->pcol + i * pclrd->numchans];
+ 				}
+diff -pruN jasper-1.900.1.orig/src/libjasper/jp2/jp2_enc.c jasper-1.900.1/src/libjasper/jp2/jp2_enc.c
+--- jasper-1.900.1.orig/src/libjasper/jp2/jp2_enc.c	2007-01-19 22:43:05.000000000 +0100
++++ jasper-1.900.1/src/libjasper/jp2/jp2_enc.c	2009-10-22 10:27:45.000000000 +0200
+@@ -191,7 +191,7 @@ int sgnd;
+ 		}
+ 		bpcc = &box->data.bpcc;
+ 		bpcc->numcmpts = jas_image_numcmpts(image);
+-		if (!(bpcc->bpcs = jas_malloc(bpcc->numcmpts *
++		if (!(bpcc->bpcs = jas_alloc2(bpcc->numcmpts,
+ 		  sizeof(uint_fast8_t)))) {
+ 			goto error;
+ 		}
+@@ -285,7 +285,7 @@ int sgnd;
+ 		}
+ 		cdef = &box->data.cdef;
+ 		cdef->numchans = jas_image_numcmpts(image);
+-		cdef->ents = jas_malloc(cdef->numchans * sizeof(jp2_cdefchan_t));
++		cdef->ents = jas_alloc2(cdef->numchans, sizeof(jp2_cdefchan_t));
+ 		for (i = 0; i < jas_image_numcmpts(image); ++i) {
+ 			cdefchanent = &cdef->ents[i];
+ 			cdefchanent->channo = i;
+diff -pruN jasper-1.900.1.orig/src/libjasper/jpc/jpc_cs.c jasper-1.900.1/src/libjasper/jpc/jpc_cs.c
+--- jasper-1.900.1.orig/src/libjasper/jpc/jpc_cs.c	2009-10-22 09:58:16.000000000 +0200
++++ jasper-1.900.1/src/libjasper/jpc/jpc_cs.c	2009-10-22 10:27:45.000000000 +0200
+@@ -502,7 +502,7 @@ static int jpc_siz_getparms(jpc_ms_t *ms
+ 	  !siz->tileheight || !siz->numcomps) {
+ 		return -1;
+ 	}
+-	if (!(siz->comps = jas_malloc(siz->numcomps * sizeof(jpc_sizcomp_t)))) {
++	if (!(siz->comps = jas_alloc2(siz->numcomps, sizeof(jpc_sizcomp_t)))) {
+ 		return -1;
+ 	}
+ 	for (i = 0; i < siz->numcomps; ++i) {
+@@ -986,7 +986,7 @@ static int jpc_qcx_getcompparms(jpc_qcxc
+ 		jpc_qcx_destroycompparms(compparms);
+                 return -1;
+         } else if (compparms->numstepsizes > 0) {
+-		compparms->stepsizes = jas_malloc(compparms->numstepsizes *
++		compparms->stepsizes = jas_alloc2(compparms->numstepsizes,
+ 		  sizeof(uint_fast16_t));
+ 		assert(compparms->stepsizes);
+ 		for (i = 0; i < compparms->numstepsizes; ++i) {
+@@ -1094,7 +1094,7 @@ static int jpc_ppm_getparms(jpc_ms_t *ms
+ 
+ 	ppm->len = ms->len - 1;
+ 	if (ppm->len > 0) {
+-		if (!(ppm->data = jas_malloc(ppm->len * sizeof(unsigned char)))) {
++		if (!(ppm->data = jas_malloc(ppm->len))) {
+ 			goto error;
+ 		}
+ 		if (JAS_CAST(uint, jas_stream_read(in, ppm->data, ppm->len)) != ppm->len) {
+@@ -1163,7 +1163,7 @@ static int jpc_ppt_getparms(jpc_ms_t *ms
+ 	}
+ 	ppt->len = ms->len - 1;
+ 	if (ppt->len > 0) {
+-		if (!(ppt->data = jas_malloc(ppt->len * sizeof(unsigned char)))) {
++		if (!(ppt->data = jas_malloc(ppt->len))) {
+ 			goto error;
+ 		}
+ 		if (jas_stream_read(in, (char *) ppt->data, ppt->len) != JAS_CAST(int, ppt->len)) {
+@@ -1226,7 +1226,7 @@ static int jpc_poc_getparms(jpc_ms_t *ms
+ 	uint_fast8_t tmp;
+ 	poc->numpchgs = (cstate->numcomps > 256) ? (ms->len / 9) :
+ 	  (ms->len / 7);
+-	if (!(poc->pchgs = jas_malloc(poc->numpchgs * sizeof(jpc_pocpchg_t)))) {
++	if (!(poc->pchgs = jas_alloc2(poc->numpchgs, sizeof(jpc_pocpchg_t)))) {
+ 		goto error;
+ 	}
+ 	for (pchgno = 0, pchg = poc->pchgs; pchgno < poc->numpchgs; ++pchgno,
+@@ -1331,7 +1331,7 @@ static int jpc_crg_getparms(jpc_ms_t *ms
+ 	jpc_crgcomp_t *comp;
+ 	uint_fast16_t compno;
+ 	crg->numcomps = cstate->numcomps;
+-	if (!(crg->comps = jas_malloc(cstate->numcomps * sizeof(uint_fast16_t)))) {
++	if (!(crg->comps = jas_alloc2(cstate->numcomps, sizeof(uint_fast16_t)))) {
+ 		return -1;
+ 	}
+ 	for (compno = 0, comp = crg->comps; compno < cstate->numcomps;
+@@ -1470,7 +1470,7 @@ static int jpc_unk_getparms(jpc_ms_t *ms
+ 	cstate = 0;
+ 
+ 	if (ms->len > 0) {
+-		if (!(unk->data = jas_malloc(ms->len * sizeof(unsigned char)))) {
++		if (!(unk->data = jas_malloc(ms->len))) {
+ 			return -1;
+ 		}
+ 		if (jas_stream_read(in, (char *) unk->data, ms->len) != JAS_CAST(int, ms->len)) {
+diff -pruN jasper-1.900.1.orig/src/libjasper/jpc/jpc_dec.c jasper-1.900.1/src/libjasper/jpc/jpc_dec.c
+--- jasper-1.900.1.orig/src/libjasper/jpc/jpc_dec.c	2009-10-22 09:58:16.000000000 +0200
++++ jasper-1.900.1/src/libjasper/jpc/jpc_dec.c	2009-10-22 10:30:50.000000000 +0200
+@@ -449,7 +449,7 @@ static int jpc_dec_process_sot(jpc_dec_t
+ 
+ 	if (dec->state == JPC_MH) {
+ 
+-		compinfos = jas_malloc(dec->numcomps * sizeof(jas_image_cmptparm_t));
++		compinfos = jas_alloc2(dec->numcomps, sizeof(jas_image_cmptparm_t));
+ 		assert(compinfos);
+ 		for (cmptno = 0, cmpt = dec->cmpts, compinfo = compinfos;
+ 		  cmptno < dec->numcomps; ++cmptno, ++cmpt, ++compinfo) {
+@@ -692,7 +692,7 @@ static int jpc_dec_tileinit(jpc_dec_t *d
+ 			tile->realmode = 1;
+ 		}
+ 		tcomp->numrlvls = ccp->numrlvls;
+-		if (!(tcomp->rlvls = jas_malloc(tcomp->numrlvls *
++		if (!(tcomp->rlvls = jas_alloc2(tcomp->numrlvls,
+ 		  sizeof(jpc_dec_rlvl_t)))) {
+ 			return -1;
+ 		}
+@@ -764,7 +764,7 @@ rlvl->bands = 0;
+ 			  rlvl->cbgheightexpn);
+ 
+ 			rlvl->numbands = (!rlvlno) ? 1 : 3;
+-			if (!(rlvl->bands = jas_malloc(rlvl->numbands *
++			if (!(rlvl->bands = jas_alloc2(rlvl->numbands,
+ 			  sizeof(jpc_dec_band_t)))) {
+ 				return -1;
+ 			}
+@@ -797,7 +797,7 @@ rlvl->bands = 0;
+ 
+ 				assert(rlvl->numprcs);
+ 
+-				if (!(band->prcs = jas_malloc(rlvl->numprcs * sizeof(jpc_dec_prc_t)))) {
++				if (!(band->prcs = jas_alloc2(rlvl->numprcs, sizeof(jpc_dec_prc_t)))) {
+ 					return -1;
+ 				}
+ 
+@@ -834,7 +834,7 @@ rlvl->bands = 0;
+ 			if (!(prc->numimsbstagtree = jpc_tagtree_create(prc->numhcblks, prc->numvcblks))) {
+ 				return -1;
+ 			}
+-			if (!(prc->cblks = jas_malloc(prc->numcblks * sizeof(jpc_dec_cblk_t)))) {
++			if (!(prc->cblks = jas_alloc2(prc->numcblks, sizeof(jpc_dec_cblk_t)))) {
+ 				return -1;
+ 			}
+ 
+@@ -1181,7 +1181,7 @@ static int jpc_dec_process_siz(jpc_dec_t
+ 		return -1;
+ 	}
+ 
+-	if (!(dec->cmpts = jas_malloc(dec->numcomps * sizeof(jpc_dec_cmpt_t)))) {
++	if (!(dec->cmpts = jas_alloc2(dec->numcomps, sizeof(jpc_dec_cmpt_t)))) {
+ 		return -1;
+ 	}
+ 
+@@ -1204,7 +1204,7 @@ static int jpc_dec_process_siz(jpc_dec_t
+ 	dec->numhtiles = JPC_CEILDIV(dec->xend - dec->tilexoff, dec->tilewidth);
+ 	dec->numvtiles = JPC_CEILDIV(dec->yend - dec->tileyoff, dec->tileheight);
+ 	dec->numtiles = dec->numhtiles * dec->numvtiles;
+-	if (!(dec->tiles = jas_malloc(dec->numtiles * sizeof(jpc_dec_tile_t)))) {
++	if (!(dec->tiles = jas_calloc(dec->numtiles, sizeof(jpc_dec_tile_t)))) {
+ 		return -1;
+ 	}
+ 
+@@ -1228,7 +1228,7 @@ static int jpc_dec_process_siz(jpc_dec_t
+ 		tile->pkthdrstreampos = 0;
+ 		tile->pptstab = 0;
+ 		tile->cp = 0;
+-		if (!(tile->tcomps = jas_malloc(dec->numcomps *
++		if (!(tile->tcomps = jas_calloc(dec->numcomps,
+ 		  sizeof(jpc_dec_tcomp_t)))) {
+ 			return -1;
+ 		}
+@@ -1489,7 +1489,7 @@ static jpc_dec_cp_t *jpc_dec_cp_create(u
+ 	cp->numlyrs = 0;
+ 	cp->mctid = 0;
+ 	cp->csty = 0;
+-	if (!(cp->ccps = jas_malloc(cp->numcomps * sizeof(jpc_dec_ccp_t)))) {
++	if (!(cp->ccps = jas_alloc2(cp->numcomps, sizeof(jpc_dec_ccp_t)))) {
+ 		return 0;
+ 	}
+ 	if (!(cp->pchglist = jpc_pchglist_create())) {
+@@ -2048,7 +2048,7 @@ jpc_streamlist_t *jpc_streamlist_create(
+ 	}
+ 	streamlist->numstreams = 0;
+ 	streamlist->maxstreams = 100;
+-	if (!(streamlist->streams = jas_malloc(streamlist->maxstreams *
++	if (!(streamlist->streams = jas_alloc2(streamlist->maxstreams,
+ 	  sizeof(jas_stream_t *)))) {
+ 		jas_free(streamlist);
+ 		return 0;
+@@ -2068,8 +2068,8 @@ int jpc_streamlist_insert(jpc_streamlist
+ 	/* Grow the array of streams if necessary. */
+ 	if (streamlist->numstreams >= streamlist->maxstreams) {
+ 		newmaxstreams = streamlist->maxstreams + 1024;
+-		if (!(newstreams = jas_realloc(streamlist->streams,
+-		  (newmaxstreams + 1024) * sizeof(jas_stream_t *)))) {
++		if (!(newstreams = jas_realloc2(streamlist->streams,
++		  (newmaxstreams + 1024), sizeof(jas_stream_t *)))) {
+ 			return -1;
+ 		}
+ 		for (i = streamlist->numstreams; i < streamlist->maxstreams; ++i) {
+@@ -2155,8 +2155,7 @@ int jpc_ppxstab_grow(jpc_ppxstab_t *tab,
+ {
+ 	jpc_ppxstabent_t **newents;
+ 	if (tab->maxents < maxents) {
+-		newents = (tab->ents) ? jas_realloc(tab->ents, maxents *
+-		  sizeof(jpc_ppxstabent_t *)) : jas_malloc(maxents * sizeof(jpc_ppxstabent_t *));
++		newents = jas_realloc2(tab->ents, maxents, sizeof(jpc_ppxstabent_t *));
+ 		if (!newents) {
+ 			return -1;
+ 		}
+diff -pruN jasper-1.900.1.orig/src/libjasper/jpc/jpc_enc.c jasper-1.900.1/src/libjasper/jpc/jpc_enc.c
+--- jasper-1.900.1.orig/src/libjasper/jpc/jpc_enc.c	2007-01-19 22:43:07.000000000 +0100
++++ jasper-1.900.1/src/libjasper/jpc/jpc_enc.c	2009-10-22 10:27:45.000000000 +0200
+@@ -403,7 +403,7 @@ static jpc_enc_cp_t *cp_create(char *opt
+ 		vsteplcm *= jas_image_cmptvstep(image, cmptno);
+ 	}
+ 
+-	if (!(cp->ccps = jas_malloc(cp->numcmpts * sizeof(jpc_enc_ccp_t)))) {
++	if (!(cp->ccps = jas_alloc2(cp->numcmpts, sizeof(jpc_enc_ccp_t)))) {
+ 		goto error;
+ 	}
+ 	for (cmptno = 0, ccp = cp->ccps; cmptno < JAS_CAST(int, cp->numcmpts); ++cmptno,
+@@ -656,7 +656,7 @@ static jpc_enc_cp_t *cp_create(char *opt
+ 
+ 	if (ilyrrates && numilyrrates > 0) {
+ 		tcp->numlyrs = numilyrrates + 1;
+-		if (!(tcp->ilyrrates = jas_malloc((tcp->numlyrs - 1) *
++		if (!(tcp->ilyrrates = jas_alloc2((tcp->numlyrs - 1),
+ 		  sizeof(jpc_fix_t)))) {
+ 			goto error;
+ 		}
+@@ -940,7 +940,7 @@ startoff = jas_stream_getrwcount(enc->ou
+ 	siz->tilewidth = cp->tilewidth;
+ 	siz->tileheight = cp->tileheight;
+ 	siz->numcomps = cp->numcmpts;
+-	siz->comps = jas_malloc(siz->numcomps * sizeof(jpc_sizcomp_t));
++	siz->comps = jas_alloc2(siz->numcomps, sizeof(jpc_sizcomp_t));
+ 	assert(siz->comps);
+ 	for (i = 0; i < JAS_CAST(int, cp->numcmpts); ++i) {
+ 		siz->comps[i].prec = cp->ccps[i].prec;
+@@ -977,7 +977,7 @@ startoff = jas_stream_getrwcount(enc->ou
+ 		return -1;
+ 	}
+ 	crg = &enc->mrk->parms.crg;
+-	crg->comps = jas_malloc(crg->numcomps * sizeof(jpc_crgcomp_t));
++	crg->comps = jas_alloc2(crg->numcomps, sizeof(jpc_crgcomp_t));
+ 	if (jpc_putms(enc->out, enc->cstate, enc->mrk)) {
+ 		jas_eprintf("cannot write CRG marker\n");
+ 		return -1;
+@@ -1955,7 +1955,7 @@ jpc_enc_tile_t *jpc_enc_tile_create(jpc_
+ 	tile->mctid = cp->tcp.mctid;
+ 
+ 	tile->numlyrs = cp->tcp.numlyrs;
+-	if (!(tile->lyrsizes = jas_malloc(tile->numlyrs *
++	if (!(tile->lyrsizes = jas_alloc2(tile->numlyrs,
+ 	  sizeof(uint_fast32_t)))) {
+ 		goto error;
+ 	}
+@@ -1964,7 +1964,7 @@ jpc_enc_tile_t *jpc_enc_tile_create(jpc_
+ 	}
+ 
+ 	/* Allocate an array for the per-tile-component information. */
+-	if (!(tile->tcmpts = jas_malloc(cp->numcmpts * sizeof(jpc_enc_tcmpt_t)))) {
++	if (!(tile->tcmpts = jas_alloc2(cp->numcmpts, sizeof(jpc_enc_tcmpt_t)))) {
+ 		goto error;
+ 	}
+ 	/* Initialize a few members critical for error recovery. */
+@@ -2110,7 +2110,7 @@ static jpc_enc_tcmpt_t *tcmpt_create(jpc
+ 	  jas_seq2d_ystart(tcmpt->data), jas_seq2d_xend(tcmpt->data),
+ 	  jas_seq2d_yend(tcmpt->data), bandinfos);
+ 
+-	if (!(tcmpt->rlvls = jas_malloc(tcmpt->numrlvls * sizeof(jpc_enc_rlvl_t)))) {
++	if (!(tcmpt->rlvls = jas_alloc2(tcmpt->numrlvls, sizeof(jpc_enc_rlvl_t)))) {
+ 		goto error;
+ 	}
+ 	for (rlvlno = 0, rlvl = tcmpt->rlvls; rlvlno < tcmpt->numrlvls;
+@@ -2213,7 +2213,7 @@ static jpc_enc_rlvl_t *rlvl_create(jpc_e
+ 	rlvl->numvprcs = JPC_FLOORDIVPOW2(brprcbry - tlprctly, rlvl->prcheightexpn);
+ 	rlvl->numprcs = rlvl->numhprcs * rlvl->numvprcs;
+ 
+-	if (!(rlvl->bands = jas_malloc(rlvl->numbands * sizeof(jpc_enc_band_t)))) {
++	if (!(rlvl->bands = jas_alloc2(rlvl->numbands, sizeof(jpc_enc_band_t)))) {
+ 		goto error;
+ 	}
+ 	for (bandno = 0, band = rlvl->bands; bandno < rlvl->numbands;
+@@ -2290,7 +2290,7 @@ if (bandinfo->xstart != bandinfo->xend &
+ 	band->synweight = bandinfo->synenergywt;
+ 
+ if (band->data) {
+-	if (!(band->prcs = jas_malloc(rlvl->numprcs * sizeof(jpc_enc_prc_t)))) {
++	if (!(band->prcs = jas_alloc2(rlvl->numprcs, sizeof(jpc_enc_prc_t)))) {
+ 		goto error;
+ 	}
+ 	for (prcno = 0, prc = band->prcs; prcno < rlvl->numprcs; ++prcno,
+@@ -2422,7 +2422,7 @@ if (!rlvlno) {
+ 			goto error;
+ 		}
+ 
+-		if (!(prc->cblks = jas_malloc(prc->numcblks * sizeof(jpc_enc_cblk_t)))) {
++		if (!(prc->cblks = jas_alloc2(prc->numcblks, sizeof(jpc_enc_cblk_t)))) {
+ 			goto error;
+ 		}
+ 		for (cblkno = 0, cblk = prc->cblks; cblkno < prc->numcblks;
+diff -pruN jasper-1.900.1.orig/src/libjasper/jpc/jpc_mqdec.c jasper-1.900.1/src/libjasper/jpc/jpc_mqdec.c
+--- jasper-1.900.1.orig/src/libjasper/jpc/jpc_mqdec.c	2007-01-19 22:43:07.000000000 +0100
++++ jasper-1.900.1/src/libjasper/jpc/jpc_mqdec.c	2009-10-22 10:27:45.000000000 +0200
+@@ -118,7 +118,7 @@ jpc_mqdec_t *jpc_mqdec_create(int maxctx
+ 	mqdec->in = in;
+ 	mqdec->maxctxs = maxctxs;
+ 	/* Allocate memory for the per-context state information. */
+-	if (!(mqdec->ctxs = jas_malloc(mqdec->maxctxs * sizeof(jpc_mqstate_t *)))) {
++	if (!(mqdec->ctxs = jas_alloc2(mqdec->maxctxs, sizeof(jpc_mqstate_t *)))) {
+ 		goto error;
+ 	}
+ 	/* Set the current context to the first context. */
+diff -pruN jasper-1.900.1.orig/src/libjasper/jpc/jpc_mqenc.c jasper-1.900.1/src/libjasper/jpc/jpc_mqenc.c
+--- jasper-1.900.1.orig/src/libjasper/jpc/jpc_mqenc.c	2007-01-19 22:43:07.000000000 +0100
++++ jasper-1.900.1/src/libjasper/jpc/jpc_mqenc.c	2009-10-22 10:27:45.000000000 +0200
+@@ -197,7 +197,7 @@ jpc_mqenc_t *jpc_mqenc_create(int maxctx
+ 	mqenc->maxctxs = maxctxs;
+ 
+ 	/* Allocate memory for the per-context state information. */
+-	if (!(mqenc->ctxs = jas_malloc(mqenc->maxctxs * sizeof(jpc_mqstate_t *)))) {
++	if (!(mqenc->ctxs = jas_alloc2(mqenc->maxctxs, sizeof(jpc_mqstate_t *)))) {
+ 		goto error;
+ 	}
+ 
+diff -pruN jasper-1.900.1.orig/src/libjasper/jpc/jpc_qmfb.c jasper-1.900.1/src/libjasper/jpc/jpc_qmfb.c
+--- jasper-1.900.1.orig/src/libjasper/jpc/jpc_qmfb.c	2007-01-19 22:43:07.000000000 +0100
++++ jasper-1.900.1/src/libjasper/jpc/jpc_qmfb.c	2009-10-22 10:27:45.000000000 +0200
+@@ -321,7 +321,7 @@ void jpc_qmfb_split_row(jpc_fix_t *a, in
+ #if !defined(HAVE_VLA)
+ 	/* Get a buffer. */
+ 	if (bufsize > QMFB_SPLITBUFSIZE) {
+-		if (!(buf = jas_malloc(bufsize * sizeof(jpc_fix_t)))) {
++		if (!(buf = jas_alloc2(bufsize, sizeof(jpc_fix_t)))) {
+ 			/* We have no choice but to commit suicide in this case. */
+ 			abort();
+ 		}
+@@ -389,7 +389,7 @@ void jpc_qmfb_split_col(jpc_fix_t *a, in
+ #if !defined(HAVE_VLA)
+ 	/* Get a buffer. */
+ 	if (bufsize > QMFB_SPLITBUFSIZE) {
+-		if (!(buf = jas_malloc(bufsize * sizeof(jpc_fix_t)))) {
++		if (!(buf = jas_alloc2(bufsize, sizeof(jpc_fix_t)))) {
+ 			/* We have no choice but to commit suicide in this case. */
+ 			abort();
+ 		}
+@@ -460,7 +460,7 @@ void jpc_qmfb_split_colgrp(jpc_fix_t *a,
+ #if !defined(HAVE_VLA)
+ 	/* Get a buffer. */
+ 	if (bufsize > QMFB_SPLITBUFSIZE) {
+-		if (!(buf = jas_malloc(bufsize * sizeof(jpc_fix_t)))) {
++		if (!(buf = jas_alloc2(bufsize, sizeof(jpc_fix_t)))) {
+ 			/* We have no choice but to commit suicide in this case. */
+ 			abort();
+ 		}
+@@ -549,7 +549,7 @@ void jpc_qmfb_split_colres(jpc_fix_t *a,
+ #if !defined(HAVE_VLA)
+ 	/* Get a buffer. */
+ 	if (bufsize > QMFB_SPLITBUFSIZE) {
+-		if (!(buf = jas_malloc(bufsize * sizeof(jpc_fix_t)))) {
++		if (!(buf = jas_alloc2(bufsize, sizeof(jpc_fix_t)))) {
+ 			/* We have no choice but to commit suicide in this case. */
+ 			abort();
+ 		}
+@@ -633,7 +633,7 @@ void jpc_qmfb_join_row(jpc_fix_t *a, int
+ #if !defined(HAVE_VLA)
+ 	/* Allocate memory for the join buffer from the heap. */
+ 	if (bufsize > QMFB_JOINBUFSIZE) {
+-		if (!(buf = jas_malloc(bufsize * sizeof(jpc_fix_t)))) {
++		if (!(buf = jas_alloc2(bufsize, sizeof(jpc_fix_t)))) {
+ 			/* We have no choice but to commit suicide. */
+ 			abort();
+ 		}
+@@ -698,7 +698,7 @@ void jpc_qmfb_join_col(jpc_fix_t *a, int
+ #if !defined(HAVE_VLA)
+ 	/* Allocate memory for the join buffer from the heap. */
+ 	if (bufsize > QMFB_JOINBUFSIZE) {
+-		if (!(buf = jas_malloc(bufsize * sizeof(jpc_fix_t)))) {
++		if (!(buf = jas_alloc2(bufsize, sizeof(jpc_fix_t)))) {
+ 			/* We have no choice but to commit suicide. */
+ 			abort();
+ 		}
+@@ -766,7 +766,7 @@ void jpc_qmfb_join_colgrp(jpc_fix_t *a, 
+ #if !defined(HAVE_VLA)
+ 	/* Allocate memory for the join buffer from the heap. */
+ 	if (bufsize > QMFB_JOINBUFSIZE) {
+-		if (!(buf = jas_malloc(bufsize * JPC_QMFB_COLGRPSIZE * sizeof(jpc_fix_t)))) {
++		if (!(buf = jas_alloc2(bufsize, JPC_QMFB_COLGRPSIZE * sizeof(jpc_fix_t)))) {
+ 			/* We have no choice but to commit suicide. */
+ 			abort();
+ 		}
+@@ -852,7 +852,7 @@ void jpc_qmfb_join_colres(jpc_fix_t *a, 
+ #if !defined(HAVE_VLA)
+ 	/* Allocate memory for the join buffer from the heap. */
+ 	if (bufsize > QMFB_JOINBUFSIZE) {
+-		if (!(buf = jas_malloc(bufsize * numcols * sizeof(jpc_fix_t)))) {
++		if (!(buf = jas_alloc3(bufsize, numcols, sizeof(jpc_fix_t)))) {
+ 			/* We have no choice but to commit suicide. */
+ 			abort();
+ 		}
+diff -pruN jasper-1.900.1.orig/src/libjasper/jpc/jpc_t1enc.c jasper-1.900.1/src/libjasper/jpc/jpc_t1enc.c
+--- jasper-1.900.1.orig/src/libjasper/jpc/jpc_t1enc.c	2007-01-19 22:43:07.000000000 +0100
++++ jasper-1.900.1/src/libjasper/jpc/jpc_t1enc.c	2009-10-22 10:27:45.000000000 +0200
+@@ -219,7 +219,7 @@ int jpc_enc_enccblk(jpc_enc_t *enc, jas_
+ 
+ 	cblk->numpasses = (cblk->numbps > 0) ? (3 * cblk->numbps - 2) : 0;
+ 	if (cblk->numpasses > 0) {
+-		cblk->passes = jas_malloc(cblk->numpasses * sizeof(jpc_enc_pass_t));
++		cblk->passes = jas_alloc2(cblk->numpasses, sizeof(jpc_enc_pass_t));
+ 		assert(cblk->passes);
+ 	} else {
+ 		cblk->passes = 0;
+diff -pruN jasper-1.900.1.orig/src/libjasper/jpc/jpc_t2cod.c jasper-1.900.1/src/libjasper/jpc/jpc_t2cod.c
+--- jasper-1.900.1.orig/src/libjasper/jpc/jpc_t2cod.c	2007-01-19 22:43:07.000000000 +0100
++++ jasper-1.900.1/src/libjasper/jpc/jpc_t2cod.c	2009-10-22 10:27:45.000000000 +0200
+@@ -573,7 +573,7 @@ int jpc_pchglist_insert(jpc_pchglist_t *
+ 	}
+ 	if (pchglist->numpchgs >= pchglist->maxpchgs) {
+ 		newmaxpchgs = pchglist->maxpchgs + 128;
+-		if (!(newpchgs = jas_realloc(pchglist->pchgs, newmaxpchgs * sizeof(jpc_pchg_t *)))) {
++		if (!(newpchgs = jas_realloc2(pchglist->pchgs, newmaxpchgs, sizeof(jpc_pchg_t *)))) {
+ 			return -1;
+ 		}
+ 		pchglist->maxpchgs = newmaxpchgs;
+diff -pruN jasper-1.900.1.orig/src/libjasper/jpc/jpc_t2dec.c jasper-1.900.1/src/libjasper/jpc/jpc_t2dec.c
+--- jasper-1.900.1.orig/src/libjasper/jpc/jpc_t2dec.c	2007-01-19 22:43:07.000000000 +0100
++++ jasper-1.900.1/src/libjasper/jpc/jpc_t2dec.c	2009-10-22 10:27:45.000000000 +0200
+@@ -478,7 +478,7 @@ jpc_pi_t *jpc_dec_pi_create(jpc_dec_t *d
+ 		return 0;
+ 	}
+ 	pi->numcomps = dec->numcomps;
+-	if (!(pi->picomps = jas_malloc(pi->numcomps * sizeof(jpc_picomp_t)))) {
++	if (!(pi->picomps = jas_alloc2(pi->numcomps, sizeof(jpc_picomp_t)))) {
+ 		jpc_pi_destroy(pi);
+ 		return 0;
+ 	}
+@@ -490,7 +490,7 @@ jpc_pi_t *jpc_dec_pi_create(jpc_dec_t *d
+ 	for (compno = 0, tcomp = tile->tcomps, picomp = pi->picomps;
+ 	  compno < pi->numcomps; ++compno, ++tcomp, ++picomp) {
+ 		picomp->numrlvls = tcomp->numrlvls;
+-		if (!(picomp->pirlvls = jas_malloc(picomp->numrlvls *
++		if (!(picomp->pirlvls = jas_alloc2(picomp->numrlvls,
+ 		  sizeof(jpc_pirlvl_t)))) {
+ 			jpc_pi_destroy(pi);
+ 			return 0;
+@@ -503,7 +503,7 @@ jpc_pi_t *jpc_dec_pi_create(jpc_dec_t *d
+ 		  rlvlno < picomp->numrlvls; ++rlvlno, ++pirlvl, ++rlvl) {
+ /* XXX sizeof(long) should be sizeof different type */
+ 			pirlvl->numprcs = rlvl->numprcs;
+-			if (!(pirlvl->prclyrnos = jas_malloc(pirlvl->numprcs *
++			if (!(pirlvl->prclyrnos = jas_alloc2(pirlvl->numprcs,
+ 			  sizeof(long)))) {
+ 				jpc_pi_destroy(pi);
+ 				return 0;
+diff -pruN jasper-1.900.1.orig/src/libjasper/jpc/jpc_t2enc.c jasper-1.900.1/src/libjasper/jpc/jpc_t2enc.c
+--- jasper-1.900.1.orig/src/libjasper/jpc/jpc_t2enc.c	2007-01-19 22:43:07.000000000 +0100
++++ jasper-1.900.1/src/libjasper/jpc/jpc_t2enc.c	2009-10-22 10:27:45.000000000 +0200
+@@ -565,7 +565,7 @@ jpc_pi_t *jpc_enc_pi_create(jpc_enc_cp_t
+ 	}
+ 	pi->pktno = -1;
+ 	pi->numcomps = cp->numcmpts;
+-	if (!(pi->picomps = jas_malloc(pi->numcomps * sizeof(jpc_picomp_t)))) {
++	if (!(pi->picomps = jas_alloc2(pi->numcomps, sizeof(jpc_picomp_t)))) {
+ 		jpc_pi_destroy(pi);
+ 		return 0;
+ 	}
+@@ -577,7 +577,7 @@ jpc_pi_t *jpc_enc_pi_create(jpc_enc_cp_t
+ 	for (compno = 0, tcomp = tile->tcmpts, picomp = pi->picomps;
+ 	  compno < pi->numcomps; ++compno, ++tcomp, ++picomp) {
+ 		picomp->numrlvls = tcomp->numrlvls;
+-		if (!(picomp->pirlvls = jas_malloc(picomp->numrlvls *
++		if (!(picomp->pirlvls = jas_alloc2(picomp->numrlvls,
+ 		  sizeof(jpc_pirlvl_t)))) {
+ 			jpc_pi_destroy(pi);
+ 			return 0;
+@@ -591,7 +591,7 @@ jpc_pi_t *jpc_enc_pi_create(jpc_enc_cp_t
+ /* XXX sizeof(long) should be sizeof different type */
+ 			pirlvl->numprcs = rlvl->numprcs;
+ 			if (rlvl->numprcs) {
+-				if (!(pirlvl->prclyrnos = jas_malloc(pirlvl->numprcs *
++				if (!(pirlvl->prclyrnos = jas_alloc2(pirlvl->numprcs,
+ 				  sizeof(long)))) {
+ 					jpc_pi_destroy(pi);
+ 					return 0;
+diff -pruN jasper-1.900.1.orig/src/libjasper/jpc/jpc_tagtree.c jasper-1.900.1/src/libjasper/jpc/jpc_tagtree.c
+--- jasper-1.900.1.orig/src/libjasper/jpc/jpc_tagtree.c	2007-01-19 22:43:07.000000000 +0100
++++ jasper-1.900.1/src/libjasper/jpc/jpc_tagtree.c	2009-10-22 10:27:45.000000000 +0200
+@@ -125,7 +125,7 @@ jpc_tagtree_t *jpc_tagtree_create(int nu
+ 		++numlvls;
+ 	} while (n > 1);
+ 
+-	if (!(tree->nodes_ = jas_malloc(tree->numnodes_ * sizeof(jpc_tagtreenode_t)))) {
++	if (!(tree->nodes_ = jas_alloc2(tree->numnodes_, sizeof(jpc_tagtreenode_t)))) {
+ 		return 0;
+ 	}
+ 
+diff -pruN jasper-1.900.1.orig/src/libjasper/jpc/jpc_util.c jasper-1.900.1/src/libjasper/jpc/jpc_util.c
+--- jasper-1.900.1.orig/src/libjasper/jpc/jpc_util.c	2007-01-19 22:43:07.000000000 +0100
++++ jasper-1.900.1/src/libjasper/jpc/jpc_util.c	2009-10-22 10:27:45.000000000 +0200
+@@ -109,7 +109,7 @@ int jpc_atoaf(char *s, int *numvalues, d
+ 	}
+ 
+ 	if (n) {
+-		if (!(vs = jas_malloc(n * sizeof(double)))) {
++		if (!(vs = jas_alloc2(n, sizeof(double)))) {
+ 			return -1;
+ 		}
+ 
+diff -pruN jasper-1.900.1.orig/src/libjasper/mif/mif_cod.c jasper-1.900.1/src/libjasper/mif/mif_cod.c
+--- jasper-1.900.1.orig/src/libjasper/mif/mif_cod.c	2007-01-19 22:43:05.000000000 +0100
++++ jasper-1.900.1/src/libjasper/mif/mif_cod.c	2009-10-22 10:27:45.000000000 +0200
+@@ -438,8 +438,7 @@ static int mif_hdr_growcmpts(mif_hdr_t *
+ 	int cmptno;
+ 	mif_cmpt_t **newcmpts;
+ 	assert(maxcmpts >= hdr->numcmpts);
+-	newcmpts = (!hdr->cmpts) ? jas_malloc(maxcmpts * sizeof(mif_cmpt_t *)) :
+-	  jas_realloc(hdr->cmpts, maxcmpts * sizeof(mif_cmpt_t *));
++	newcmpts = jas_realloc2(hdr->cmpts, maxcmpts, sizeof(mif_cmpt_t *));
+ 	if (!newcmpts) {
+ 		return -1;
+ 	}