CVE-2016-9532

NameCVE-2016-9532
DescriptionInteger overflow in the writeBufferToSeparateStrips function in tiffcrop.c in LibTIFF before 4.0.7 allows remote attackers to cause a denial of service (out-of-bounds read) via a crafted tif file.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SuSE, Mageia, GitHub code/issues, web search, more)
ReferencesDLA-716-1, DSA-3762-1
NVD severitymedium (attack range: remote)
Debian Bugs844057

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
tiff (PTS)wheezy4.0.2-6+deb7u5vulnerable
wheezy (security)4.0.2-6+deb7u16fixed
jessie (security), jessie4.0.3-12.3+deb8u4fixed
stretch (security), stretch4.0.8-2+deb9u1fixed
buster, sid4.0.8-5fixed
tiff3 (PTS)wheezy3.9.6-11fixed
wheezy (security)3.9.6-11+deb7u8fixed

The information below is based on the following data on fixed versions.

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
tiffsource(unstable)4.0.7-1medium844057
tiffsourcejessie4.0.3-12.3+deb8u2mediumDSA-3762-1
tiffsourcewheezy4.0.2-6+deb7u8mediumDLA-716-1
tiff3source(unstable)(unfixed)medium
tiff3sourcewheezy(not affected)

Notes

[wheezy] - tiff3 <not-affected> (Tools not shipped by tiff3)
http://bugzilla.maptools.org/show_bug.cgi?id=2592
Patch: https://github.com/vadz/libtiff/commit/21d39de1002a5e69caa0574b2cc05d795d6fbfad
http://www.openwall.com/lists/oss-security/2016/11/11/14

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