[SECURITY] [DSA-2210-2] tiff security update

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Debian Security Advisory DSA-2210-2 security@debian.org
http://www.debian.org/security/ Luciano Bello
June 25, 2011 http://www.debian.org/security/faq
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Package : tiff
Vulnerability : several
Problem type : local (remote)
Debian-specific: no
CVE ID : CVE-2011-0191 CVE-2011-0192 CVE-2011-1167
Debian Bug : 619614 630042

The recent tiff update DSA-2210-1 introduced a regression that could
lead to encoding problems of tiff files. This update fixes this problem (bug
#630042).

For reference, the description of the original DSA, which fixed
CVE-2011-0191 CVE-2011-0192 CVE-2011-1167

CVE-2011-0191

A buffer overflow allows to execute arbitrary code or cause
a denial of service via a crafted TIFF image with JPEG encoding.
This issue affects the Debian 5.0 Lenny package only.

CVE-2011-0192

A buffer overflow allows to execute arbitrary code or cause
a denial of service via a crafted TIFF Internet Fax image
file that has been compressed using CCITT Group 4 encoding.

CVE-2011-1167

Heap-based buffer overflow in the thunder (aka ThunderScan)
decoder allows to execute arbitrary code via a TIFF file that
has an unexpected BitsPerSample value.

For the oldstable distribution (lenny), this problem has been fixed in
version 3.8.2-11.5.

For the stable distribution (squeeze), this problem has been fixed in
version 3.9.4-5+squeeze3.

For the testing distribution (wheezy), this problem has been fixed in
version 3.9.5-1.

For the unstable distribution (sid), this problem has been fixed in
version 3.9.5-1.

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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