aboutsummaryrefslogtreecommitdiff
diff options
context:
space:
mode:
authorYi Zhao <yi.zhao@windriver.com>2016-08-10 15:11:18 +0800
committerRichard Purdie <richard.purdie@linuxfoundation.org>2016-09-23 23:21:43 +0100
commitb4471e7264538b3577808fae5e78f42c0d31e195 (patch)
tree7ce4a6c9dcbfe55c789ebfe20c6583ced918e454
parent249cc163e7a16f307e8b94a7b449cd3e93cc6b15 (diff)
downloadopenembedded-core-b4471e7264538b3577808fae5e78f42c0d31e195.zip
openembedded-core-b4471e7264538b3577808fae5e78f42c0d31e195.tar.gz
openembedded-core-b4471e7264538b3577808fae5e78f42c0d31e195.tar.bz2
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 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>
-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 0000000..4a08aba
--- /dev/null
+++ b/meta/recipes-multimedia/libtiff/files/CVE-2016-3186.patch
@@ -0,0 +1,24 @@
+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
+
+CVE: CVE-2016-3186
+Upstream-Status: Backport (RedHat)
+https://bugzilla.redhat.com/attachment.cgi?id=1144235&action=diff
+
+Signed-off-by: Yi Zhao <yi.zhao@windirver.com>
+
+--- tiff-4.0.6/tools/gif2tiff.c 2016-04-06 15:43:01.586048341 +0200
++++ tiff-4.0.6/tools/gif2tiff.c 2016-04-06 15:48:05.523207710 +0200
+@@ -349,7 +349,7 @@
+ int status = 1;
+
+ (void) getc(infile);
+- while ((count = getc(infile)) && count <= 255)
++ while ((count = getc(infile)) && count >= 0 && count <= 255)
+ if (fread(buf, 1, count, infile) != (size_t) count) {
+ fprintf(stderr, "short read from file %s (%s)\n",
+ 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 69bcb2c..c32eeb0 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 \
file://CVE-2015-8781.patch \
file://CVE-2015-8784.patch \
file://CVE-2015-8665_8683.patch \
+ file://CVE-2016-3186.patch \
"
SRC_URI[md5sum] = "9aee7107408a128c0c7b24286c0db900"