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authorNatanael Copa <ncopa@alpinelinux.org>2011-12-22 13:09:37 +0000
committerNatanael Copa <ncopa@alpinelinux.org>2011-12-22 13:16:23 +0000
commitc2b8bb37691f6b8abbb53c0b8a56a05bf4bdb0b2 (patch)
treee2cdef1762c1a9ecb2094c2322a24cce69ff2b3c /main/jasper/libjasper-stepsizes-overflow.patch
parent1d14e8873a7f6445fe2fc4e2fc2ee35b7345e5eb (diff)
downloadaports-c2b8bb37691f6b8abbb53c0b8a56a05bf4bdb0b2.tar.bz2
aports-c2b8bb37691f6b8abbb53c0b8a56a05bf4bdb0b2.tar.xz
main/jasper: security fixes (CVE-2011-4516, CVE-2011-4517)
fixes #877
Diffstat (limited to 'main/jasper/libjasper-stepsizes-overflow.patch')
-rw-r--r--main/jasper/libjasper-stepsizes-overflow.patch14
1 files changed, 14 insertions, 0 deletions
diff --git a/main/jasper/libjasper-stepsizes-overflow.patch b/main/jasper/libjasper-stepsizes-overflow.patch
new file mode 100644
index 0000000000..097559f68e
--- /dev/null
+++ b/main/jasper/libjasper-stepsizes-overflow.patch
@@ -0,0 +1,14 @@
+--- jasper-1.900.1.orig/src/libjasper/jpc/jpc_cs.c 2007-01-19 22:43:07.000000000 +0100
++++ jasper-1.900.1/src/libjasper/jpc/jpc_cs.c 2007-04-06 01:29:02.000000000 +0200
+@@ -982,7 +982,10 @@ static int jpc_qcx_getcompparms(jpc_qcxc
+ compparms->numstepsizes = (len - n) / 2;
+ break;
+ }
+- if (compparms->numstepsizes > 0) {
++ if (compparms->numstepsizes > 3 * JPC_MAXRLVLS + 1) {
++ jpc_qcx_destroycompparms(compparms);
++ return -1;
++ } else if (compparms->numstepsizes > 0) {
+ compparms->stepsizes = jas_malloc(compparms->numstepsizes *
+ sizeof(uint_fast16_t));
+ assert(compparms->stepsizes);