[SECURITY] [DSA 2552-1] tiff security update

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Debian Security Advisory DSA-2552-1 security@debian.org
http://www.debian.org/security/ Luciano Bello
September 26, 2012 http://www.debian.org/security/faq
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Package : tiff
Vulnerability : several
Problem type : remote
Debian-specific: no
CVE ID : CVE-2010-2482 CVE-2010-2595 CVE-2010-2597 CVE-2010-2630
CVE-2010-4665 CVE-2012-2113 CVE-2012-3401
Debian Bug : 678140

Several vulnerabilities were discovered in Tiff, a library set and tools
to support the Tag Image File Format (TIFF), allowing denial of service and
potential privilege escalation.

These vulnerabilities can be exploited via a specially crafted TIFF image.

CVE-2012-2113
The tiff2pdf utility has an integer overflow error when parsing images.

CVE-2012-3401
Huzaifa Sidhpurwala discovered heap-based buffer overflow in the
t2p_read_tiff_init() function.

CVE-2010-2482
An invalid td_stripbytecount field is not properly handle and can trigger a
NULL pointer dereference.

CVE-2010-2595
An array index error, related to "downsampled OJPEG input." in the
TIFFYCbCrtoRGB function causes an unexpected crash.

CVE-2010-2597
Also related to "downsampled OJPEG input", the TIFFVStripSize function crash
unexpectly.

CVE-2010-2630
The TIFFReadDirectory function does not properly validate the data types of
codec-specific tags that have an out-of-order position in a TIFF file.

CVE-2010-4665
The tiffdump utility has an integer overflow in the ReadDirectory function.

For the stable distribution (squeeze), these problems have been fixed in
version 3.9.4-5+squeeze5.

For the testing distribution (wheezy), these problems have been fixed in
version 4.0.2-2.

For the unstable distribution (sid), these problems have been fixed in
version 4.0.2-2.

We recommend that you upgrade your tiff packages.

Further information about Debian Security Advisories, how to apply
these updates to your system and frequently asked questions can be
found at: http://www.debian.org/security/

Mailing list: debian-security-announce@lists.debian.org
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