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Debian Security Advisory DSA-2210-1                   security@debian.org
http://www.debian.org/security/                           Thijs Kinkhorst        
April 03, 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

Several vulnearbilities were discovered in the TIFF manipulation and
conversion library:

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), these problems have been
fixed in version 3.8.2-11.4.

For the stable distribution (squeeze), these problems have been
fixed in version 3.9.4-5+squeeze1.

For the testing distribution, the first two problems have been fixed
in version 3.9.4-8, the last problem will be fixed soon.

For the unstable distribution (sid), these problems have been fixed
in version 3.9.4-9.

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