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.z...@windriver.com> --- .../libtiff/files/CVE-2016-3632.patch | 34 ++++++++++++++++++++++ meta/recipes-multimedia/libtiff/tiff_4.0.6.bb | 1 + 2 files changed, 35 insertions(+) create mode 100644 meta/recipes-multimedia/libtiff/files/CVE-2016-3632.patch 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 0000000..a839250 --- /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?= <nfo...@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.z...@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 edd560f..9b4aff3 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" -- 2.7.4 -- _______________________________________________ Openembedded-core mailing list Openembedded-core@lists.openembedded.org http://lists.openembedded.org/mailman/listinfo/openembedded-core
