tiff - several

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.