diff options
| author |   Patrick J Volkerding <volkerdi@slackware.com> | 2018-05-28 19:12:29 +0000 |
|---|---|---|
| committer |   Eric Hameleers <alien@slackware.com> | 2018-05-31 23:39:35 +0200 |
| commit | 646a5c1cbfd95873950a87b5f75d52073a967023 (patch) | |
| tree | b8b8d2ab3b0d432ea69ad1a64d1c789649d65020 /source/l/libwmf/libwmf-0.2.8.4-CVE-2007-3472.patch | |
| parent | d31c50870d0bee042ce660e445c9294a59a3a65b (diff) | |
| download | current-646a5c1cbfd95873950a87b5f75d52073a967023.tar.gz current-646a5c1cbfd95873950a87b5f75d52073a967023.tar.xz | |
Mon May 28 19:12:29 UTC 201820180528191229
a/pkgtools-15.0-noarch-13.txz: Rebuilt.
installpkg: default line length for --terselength is the number of columns.
removepkg: added --terse mode.
upgradepkg: default line length for --terselength is the number of columns.
upgradepkg: accept -option in addition to --option.
ap/vim-8.1.0026-x86_64-1.txz: Upgraded.
d/bison-3.0.5-x86_64-1.txz: Upgraded.
e/emacs-26.1-x86_64-1.txz: Upgraded.
kde/kopete-4.14.3-x86_64-8.txz: Rebuilt.
Recompiled against libidn-1.35.
n/conntrack-tools-1.4.5-x86_64-1.txz: Upgraded.
n/libnetfilter_conntrack-1.0.7-x86_64-1.txz: Upgraded.
n/libnftnl-1.1.0-x86_64-1.txz: Upgraded.
n/links-2.16-x86_64-2.txz: Rebuilt.
Rebuilt to enable X driver for -g mode.
n/lynx-2.8.9dev.19-x86_64-1.txz: Upgraded.
n/nftables-0.8.5-x86_64-1.txz: Upgraded.
n/p11-kit-0.23.11-x86_64-1.txz: Upgraded.
n/ulogd-2.0.7-x86_64-1.txz: Upgraded.
n/whois-5.3.1-x86_64-1.txz: Upgraded.
xap/network-manager-applet-1.8.12-x86_64-1.txz: Upgraded.
xap/vim-gvim-8.1.0026-x86_64-1.txz: Upgraded.
Diffstat (limited to 'source/l/libwmf/libwmf-0.2.8.4-CVE-2007-3472.patch')
| -rw-r--r-- | source/l/libwmf/libwmf-0.2.8.4-CVE-2007-3472.patch | 61 |
1 files changed, 61 insertions, 0 deletions
diff --git a/source/l/libwmf/libwmf-0.2.8.4-CVE-2007-3472.patch b/source/l/libwmf/libwmf-0.2.8.4-CVE-2007-3472.patch new file mode 100644 index 000000000..ac1ead5a8 --- /dev/null +++ b/source/l/libwmf/libwmf-0.2.8.4-CVE-2007-3472.patch @@ -0,0 +1,61 @@ +--- libwmf-0.2.8.4/src/extra/gd/gd.c ++++ libwmf-0.2.8.4/src/extra/gd/gd.c +@@ -106,6 +106,18 @@ + gdImagePtr im; + unsigned long cpa_size; + ++ if (overflow2(sx, sy)) { ++ return NULL; ++ } ++ ++ if (overflow2(sizeof (int *), sy)) { ++ return NULL; ++ } ++ ++ if (overflow2(sizeof(int), sx)) { ++ return NULL; ++ } ++ + im = (gdImage *) gdMalloc (sizeof (gdImage)); + if (im == 0) return 0; + memset (im, 0, sizeof (gdImage)); +--- libwmf-0.2.8.4/src/extra/gd/gdhelpers.c 2010-12-06 11:47:31.000000000 +0000 ++++ libwmf-0.2.8.4/src/extra/gd/gdhelpers.c 2010-12-06 11:48:04.000000000 +0000 +@@ -2,6 +2,7 @@ + #include "gdhelpers.h" + #include <stdlib.h> + #include <string.h> ++#include <limits.h> + + /* TBB: gd_strtok_r is not portable; provide an implementation */ + +@@ -94,3 +95,18 @@ + { + free (ptr); + } ++ ++int overflow2(int a, int b) ++{ ++ if(a < 0 || b < 0) { ++ fprintf(stderr, "gd warning: one parameter to a memory allocation multiplication is negative, failing operation gracefully\n"); ++ return 1; ++ } ++ if(b == 0) ++ return 0; ++ if(a > INT_MAX / b) { ++ fprintf(stderr, "gd warning: product of memory allocation multiplication would exceed INT_MAX, failing operation gracefully\n"); ++ return 1; ++ } ++ return 0; ++} +--- libwmf-0.2.8.4/src/extra/gd/gdhelpers.h 2010-12-06 11:47:17.000000000 +0000 ++++ libwmf-0.2.8.4/src/extra/gd/gdhelpers.h 2010-12-06 11:48:36.000000000 +0000 +@@ -15,6 +15,8 @@ + void *gdMalloc(size_t size); + void *gdRealloc(void *ptr, size_t size); + ++int overflow2(int a, int b); ++ + #pragma GCC visibility pop + + #endif /* GDHELPERS_H */ |