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authorYi Zhao <yi.zhao@windriver.com>2016-11-17 16:08:10 +0800
committerRichard Purdie <richard.purdie@linuxfoundation.org>2016-11-23 11:02:32 +0000
commit9206c86239717718be840a32724fd1c190929370 (patch)
tree00ebbce9ee4e1f71d1bea801f0b6faafc963fb5f
parent2758f03cc380990265b0bc139841d6735e0afd8d (diff)
downloadopenembedded-core-contrib-9206c86239717718be840a32724fd1c190929370.tar.gz
tiff: Security fix CVE-2016-3632
CVE-2016-3632 libtiff: The _TIFFVGetField function in tif_dirinfo.c in LibTIFF 4.0.6 and earlier allows remote attackers to cause a denial of service (out-of-bounds write) or execute arbitrary code via a crafted TIFF image. External References: https://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2016-3632 http://bugzilla.maptools.org/show_bug.cgi?id=2549 https://bugzilla.redhat.com/show_bug.cgi?id=1325095 The patch is from RHEL7. Signed-off-by: Yi Zhao <yi.zhao@windriver.com> Signed-off-by: Ross Burton <ross.burton@intel.com>
-rw-r--r--meta/recipes-multimedia/libtiff/files/CVE-2016-3632.patch34
-rw-r--r--meta/recipes-multimedia/libtiff/tiff_4.0.6.bb1
2 files changed, 35 insertions, 0 deletions
diff --git a/meta/recipes-multimedia/libtiff/files/CVE-2016-3632.patch b/meta/recipes-multimedia/libtiff/files/CVE-2016-3632.patch
new file mode 100644
index 0000000000..a8392509e6
--- /dev/null
+++ b/meta/recipes-multimedia/libtiff/files/CVE-2016-3632.patch
@@ -0,0 +1,34 @@
+From d3f9829a37661749b200760ad6525f77cf77d77a Mon Sep 17 00:00:00 2001
+From: =?UTF-8?q?Nikola=20Forr=C3=B3?= <nforro@redhat.com>
+Date: Mon, 11 Jul 2016 16:04:34 +0200
+Subject: [PATCH 4/8] Fix CVE-2016-3632
+
+CVE-2016-3632 libtiff: The _TIFFVGetField function in tif_dirinfo.c in
+LibTIFF 4.0.6 and earlier allows remote attackers to cause a denial of service
+(out-of-bounds write) or execute arbitrary code via a crafted TIFF image.
+
+CVE: CVE-2016-3632
+Upstream-Status: Backport [RedHat RHEL7]
+
+Signed-off-by: Yi Zhao <yi.zhao@windirver.com>
+---
+ tools/thumbnail.c | 3 ++-
+ 1 file changed, 2 insertions(+), 1 deletion(-)
+
+diff --git a/tools/thumbnail.c b/tools/thumbnail.c
+index fd1cba5..75e7009 100644
+--- a/tools/thumbnail.c
++++ b/tools/thumbnail.c
+@@ -253,7 +253,8 @@ static struct cpTag {
+ { TIFFTAG_WHITEPOINT, 2, TIFF_RATIONAL },
+ { TIFFTAG_PRIMARYCHROMATICITIES, (uint16) -1,TIFF_RATIONAL },
+ { TIFFTAG_HALFTONEHINTS, 2, TIFF_SHORT },
+- { TIFFTAG_BADFAXLINES, 1, TIFF_LONG },
++ // disable BADFAXLINES, CVE-2016-3632
++ //{ TIFFTAG_BADFAXLINES, 1, TIFF_LONG },
+ { TIFFTAG_CLEANFAXDATA, 1, TIFF_SHORT },
+ { TIFFTAG_CONSECUTIVEBADFAXLINES, 1, TIFF_LONG },
+ { TIFFTAG_INKSET, 1, TIFF_SHORT },
+--
+2.7.4
+
diff --git a/meta/recipes-multimedia/libtiff/tiff_4.0.6.bb b/meta/recipes-multimedia/libtiff/tiff_4.0.6.bb
index edd560fa08..9b4aff3f28 100644
--- a/meta/recipes-multimedia/libtiff/tiff_4.0.6.bb
+++ b/meta/recipes-multimedia/libtiff/tiff_4.0.6.bb
@@ -16,6 +16,7 @@ SRC_URI = "http://download.osgeo.org/libtiff/tiff-${PV}.tar.gz \
file://CVE-2016-3623.patch \
file://CVE-2016-3622.patch \
file://CVE-2016-3658.patch \
+ file://CVE-2016-3632.patch \
"
SRC_URI[md5sum] = "d1d2e940dea0b5ad435f21f03d96dd72"