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authorYi Zhao <yi.zhao@windriver.com>2016-08-10 15:11:18 +0800
committerRichard Purdie <richard.purdie@linuxfoundation.org>2016-09-23 23:22:03 +0100
commit7d403a2ecda3c923c95fbd558c55d677fce7fbc8 (patch)
tree9a50ad8082aa7fde109727c529dd1a33d6fe4e2b
parent75e6b3b57b443b2dc39df5f19aafe4176c54e679 (diff)
downloadpoky-7d403a2ecda3c923c95fbd558c55d677fce7fbc8.tar.gz
tiff: Security fix CVE-2016-3186
CVE-2016-3186 libtiff: buffer overflow in the readextension function in gif2tiff.c allows remote attackers to cause a denial of service via a crafted GIF file External References: https://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2016-3186 https://bugzilla.redhat.com/show_bug.cgi?id=1319503 Patch from: https://bugzilla.redhat.com/attachment.cgi?id=1144235&action=diff (From OE-Core rev: b4471e7264538b3577808fae5e78f42c0d31e195) Signed-off-by: Yi Zhao <yi.zhao@windriver.com> Signed-off-by: Ross Burton <ross.burton@intel.com> (cherry picked from commit 3d818fc862b1d85252443fefa2222262542a10ae) Signed-off-by: Armin Kuster <akuster808@gmail.com> Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
-rw-r--r--meta/recipes-multimedia/libtiff/files/CVE-2016-3186.patch24
-rw-r--r--meta/recipes-multimedia/libtiff/tiff_4.0.4.bb1
2 files changed, 25 insertions, 0 deletions
diff --git a/meta/recipes-multimedia/libtiff/files/CVE-2016-3186.patch b/meta/recipes-multimedia/libtiff/files/CVE-2016-3186.patch
new file mode 100644
index 0000000000..4a08aba211
--- /dev/null
+++ b/meta/recipes-multimedia/libtiff/files/CVE-2016-3186.patch
@@ -0,0 +1,24 @@
1Buffer overflow in the readextension function in gif2tiff.c
2allows remote attackers to cause a denial of service via a crafted GIF file.
3
4External References:
5https://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2016-3186
6https://bugzilla.redhat.com/show_bug.cgi?id=1319503
7
8CVE: CVE-2016-3186
9Upstream-Status: Backport (RedHat)
10https://bugzilla.redhat.com/attachment.cgi?id=1144235&action=diff
11
12Signed-off-by: Yi Zhao <yi.zhao@windirver.com>
13
14--- tiff-4.0.6/tools/gif2tiff.c 2016-04-06 15:43:01.586048341 +0200
15+++ tiff-4.0.6/tools/gif2tiff.c 2016-04-06 15:48:05.523207710 +0200
16@@ -349,7 +349,7 @@
17 int status = 1;
18
19 (void) getc(infile);
20- while ((count = getc(infile)) && count <= 255)
21+ while ((count = getc(infile)) && count >= 0 && count <= 255)
22 if (fread(buf, 1, count, infile) != (size_t) count) {
23 fprintf(stderr, "short read from file %s (%s)\n",
24 filename, strerror(errno));
diff --git a/meta/recipes-multimedia/libtiff/tiff_4.0.4.bb b/meta/recipes-multimedia/libtiff/tiff_4.0.4.bb
index 69bcb2c930..c32eeb0ab5 100644
--- a/meta/recipes-multimedia/libtiff/tiff_4.0.4.bb
+++ b/meta/recipes-multimedia/libtiff/tiff_4.0.4.bb
@@ -8,6 +8,7 @@ SRC_URI = "ftp://ftp.remotesensing.org/pub/libtiff/tiff-${PV}.tar.gz \
8 file://CVE-2015-8781.patch \ 8 file://CVE-2015-8781.patch \
9 file://CVE-2015-8784.patch \ 9 file://CVE-2015-8784.patch \
10 file://CVE-2015-8665_8683.patch \ 10 file://CVE-2015-8665_8683.patch \
11 file://CVE-2016-3186.patch \
11 " 12 "
12 13
13SRC_URI[md5sum] = "9aee7107408a128c0c7b24286c0db900" 14SRC_URI[md5sum] = "9aee7107408a128c0c7b24286c0db900"