diff options
author | Baogen Shang <baogen.shang@windriver.com> | 2014-03-28 17:43:36 +0800 |
---|---|---|
committer | Richard Purdie <richard.purdie@linuxfoundation.org> | 2014-03-28 11:01:05 +0000 |
commit | 4eec8fae3f972a27bfb986066f5b3603599ebc25 (patch) | |
tree | 75b2306a76989e57f6d4fb4d38833446a23778d8 /meta/recipes-multimedia/libtiff/files | |
parent | 355a8086637b859a469e1f2dc717b4ccec00b970 (diff) | |
download | openembedded-core-contrib-4eec8fae3f972a27bfb986066f5b3603599ebc25.tar.gz |
libtiff: fix CVE-2013-4244
cve description:
The LZW decompressor in the gif2tiff tool in libtiff 4.0.3 and earlier
allows context-dependent attackers to cause a denial of service
(out-of-bounds write and crash) or possibly execute arbitrary code via
a crafted GIF image.
http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2013-4244
Signed-off-by: Baogen Shang <baogen.shang@windriver.com>
Signed-off-by: Hongxu Jia <hongxu.jia@windriver.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
Diffstat (limited to 'meta/recipes-multimedia/libtiff/files')
-rw-r--r-- | meta/recipes-multimedia/libtiff/files/libtiff-CVE-2013-4244.patch | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/meta/recipes-multimedia/libtiff/files/libtiff-CVE-2013-4244.patch b/meta/recipes-multimedia/libtiff/files/libtiff-CVE-2013-4244.patch new file mode 100644 index 0000000000..1a668307ae --- /dev/null +++ b/meta/recipes-multimedia/libtiff/files/libtiff-CVE-2013-4244.patch @@ -0,0 +1,19 @@ +This patch comes from: https://github.com/vadz/libtiff/commit/ce6841d9e41d621ba23cf18b190ee6a23b2cc833 + +Upstream-Status: Backport + +Signed-off-by: Baogen shang <baogen.shang@windriver.com> +--- a/tools/gif2tiff.c 2013-12-17 16:46:02.160814995 +0800 ++++ b/tools/gif2tiff.c 2013-12-17 16:52:25.140814949 +0800 +@@ -406,6 +406,11 @@ + return 0; + } + if (oldcode == -1) { ++ if (code >= clear) { ++ fprintf(stderr, "bad input: code=%d is larger than clear=%d\n",code, clear); ++ return 0; ++ } ++ + *(*fill)++ = suffix[code]; + firstchar = oldcode = code; + return 1; |