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-rw-r--r--meta/recipes-multimedia/libtiff/files/CVE-2016-3186.patch24
1 files changed, 24 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 00000000000..4a08aba2116
--- /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));