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tiff: Security fix for CVE-2017-7592 

(From OE-Core rev: 4c918f46c40878ae91d8de4223c6370f8c10ec66)

Signed-off-by: Rajkumar Veer <rveer@mvista.com>
Signed-off-by: Armin Kuster <akuster@mvista.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
This commit is contained in:
Rajkumar Veer 2017-11-03 22:23:27 -07:00 committed by Richard Purdie
parent 7af530d449
commit 9f2bab8493
2 changed files with 42 additions and 1 deletions
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40
meta/recipes-multimedia/libtiff/files/CVE-2017-7592.patch Normal file
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@ -0,0 +1,40 @@
From 48780b4fcc425cddc4ef8ffdf536f96a0d1b313b Mon Sep 17 00:00:00 2001
From: erouault <erouault>
Date: Wed, 11 Jan 2017 16:38:26 +0000
Subject: [PATCH] * libtiff/tif_getimage.c: add explicit uint32 cast in putagreytile to
avoid UndefinedBehaviorSanitizer warning.
Patch by Nicolas Pena.
Fixes http://bugzilla.maptools.org/show_bug.cgi?id=2658
Upstream-Status: Backport
CVE: CVE-2017-7592
Signed-off-by: Rajkumar Veer <rveer@mvista.com>
Index: tiff-4.0.7/ChangeLog
===================================================================
--- tiff-4.0.7.orig/ChangeLog 2017-04-24 14:25:10.143926025 +0530
+++ tiff-4.0.7/ChangeLog 2017-04-24 15:20:21.291839230 +0530
@@ -1,3 +1,10 @@
+2017-01-11 Even Rouault <even.rouault at spatialys.com>
+
+ * libtiff/tif_getimage.c: add explicit uint32 cast in putagreytile to
+ avoid UndefinedBehaviorSanitizer warning.
+ Patch by Nicolas Pena.
+ Fixes http://bugzilla.maptools.org/show_bug.cgi?id=2658
+
2016-12-03 Even Rouault <even.rouault at spatialys.com>
* libtiff/tif_dirread.c: modify ChopUpSingleUncompressedStrip() to
Index: tiff-4.0.7/libtiff/tif_getimage.c
===================================================================
--- tiff-4.0.7.orig/libtiff/tif_getimage.c 2016-11-18 08:17:45.000000000 +0530
+++ tiff-4.0.7/libtiff/tif_getimage.c 2017-04-24 15:17:46.671843283 +0530
@@ -1305,7 +1305,7 @@
while (h-- > 0) {
for (x = w; x-- > 0;)
{
- *cp++ = BWmap[*pp][0] & (*(pp+1) << 24 | ~A1);
+ *cp++ = BWmap[*pp][0] & ((uint32)*(pp+1) << 24 | ~A1);
pp += samplesperpixel;
}
cp += toskew;

3
meta/recipes-multimedia/libtiff/tiff_4.0.7.bb
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@ -18,7 +18,8 @@ SRC_URI = "http://download.osgeo.org/libtiff/tiff-${PV}.tar.gz \
file://CVE-2016-10267.patch \
file://CVE-2016-10269.patch \
file://CVE-2016-10270.patch \
"
file://CVE-2017-7592.patch \
"
SRC_URI[md5sum] = "77ae928d2c6b7fb46a21c3a29325157b"
SRC_URI[sha256sum] = "9f43a2cfb9589e5cecaa66e16bf87f814c945f22df7ba600d63aac4632c4f019"