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authorYi Zhao <yi.zhao@windriver.com>2016-08-10 15:11:19 +0800
committerRichard Purdie <richard.purdie@linuxfoundation.org>2016-09-23 15:25:56 +0100
commitff5d0abf31394d332c5db06a2d3ef337b1f8db9d (patch)
tree96a5bf15aec3110db57d291d84d73e110a18a452 /meta/recipes-multimedia/libtiff/files
parentbebb2683ddeda2bef25eca3077c366c93c0a81b4 (diff)
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tiff: Security fix CVE-2016-5321
CVE-2016-5321 libtiff: a maliciously crafted TIFF file could cause the application to crash when using tiffcrop command External References: http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2016-5321 http://bugzilla.maptools.org/show_bug.cgi?id=2558 Patch from: https://github.com/vadz/libtiff/commit/d9783e4a1476b6787a51c5ae9e9b3156527589f0 (From OE-Core rev: 4a167cfb6ad79bbe2a2ff7f7b43c4a162ca42a4d) Signed-off-by: Yi Zhao <yi.zhao@windriver.com> Signed-off-by: Ross Burton <ross.burton@intel.com> Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org> Signed-off-by: Armin Kuster <akuster808@gmail.com>
Diffstat (limited to 'meta/recipes-multimedia/libtiff/files')
-rw-r--r--meta/recipes-multimedia/libtiff/files/CVE-2016-5321.patch49
1 files changed, 49 insertions, 0 deletions
diff --git a/meta/recipes-multimedia/libtiff/files/CVE-2016-5321.patch b/meta/recipes-multimedia/libtiff/files/CVE-2016-5321.patch
new file mode 100644
index 0000000000..63c665024b
--- /dev/null
+++ b/meta/recipes-multimedia/libtiff/files/CVE-2016-5321.patch
@@ -0,0 +1,49 @@
+From d9783e4a1476b6787a51c5ae9e9b3156527589f0 Mon Sep 17 00:00:00 2001
+From: erouault <erouault>
+Date: Mon, 11 Jul 2016 21:26:03 +0000
+Subject: [PATCH 1/2] * tools/tiffcrop.c: Avoid access outside of stack
+ allocated array on a tiled separate TIFF with more than 8 samples per pixel.
+ Reported by Kaixiang Zhang of the Cloud Security Team, Qihoo 360
+ (CVE-2016-5321, bugzilla #2558)
+
+CVE: CVE-2016-5321
+Upstream-Status: Backport
+https://github.com/vadz/libtiff/commit/d9783e4a1476b6787a51c5ae9e9b3156527589f0
+
+Signed-off-by: Yi Zhao <yi.zhao@windirver.com>
+---
+ ChangeLog | 7 +++++++
+ tools/tiffcrop.c | 2 +-
+ 2 files changed, 8 insertions(+), 1 deletion(-)
+
+diff --git a/ChangeLog b/ChangeLog
+index e98d54d..4e0302f 100644
+--- a/ChangeLog
++++ b/ChangeLog
+@@ -1,3 +1,10 @@
++2016-07-11 Even Rouault <even.rouault at spatialys.com>
++
++ * tools/tiffcrop.c: Avoid access outside of stack allocated array
++ on a tiled separate TIFF with more than 8 samples per pixel.
++ Reported by Kaixiang Zhang of the Cloud Security Team, Qihoo 360
++ (CVE-2016-5321, bugzilla #2558)
++
+ 2015-12-27 Even Rouault <even.rouault at spatialys.com>
+
+ * libtiff/tif_next.c: fix potential out-of-bound write in NeXTDecode()
+diff --git a/tools/tiffcrop.c b/tools/tiffcrop.c
+index d959ae3..6fc8fc1 100644
+--- a/tools/tiffcrop.c
++++ b/tools/tiffcrop.c
+@@ -989,7 +989,7 @@ static int readSeparateTilesIntoBuffer (TIFF* in, uint8 *obuf,
+ nrow = (row + tl > imagelength) ? imagelength - row : tl;
+ for (col = 0; col < imagewidth; col += tw)
+ {
+- for (s = 0; s < spp; s++)
++ for (s = 0; s < spp && s < MAX_SAMPLES; s++)
+ { /* Read each plane of a tile set into srcbuffs[s] */
+ tbytes = TIFFReadTile(in, srcbuffs[s], col, row, 0, s);
+ if (tbytes < 0 && !ignore)
+--
+2.7.4
+