USN-801-1: tiff vulnerability

Ubuntu Security Notice USN-801-1

13th July, 2009

tiff vulnerability

A security issue affects these releases of Ubuntu and its derivatives:

  • Ubuntu 9.04
  • Ubuntu 8.10
  • Ubuntu 8.04 LTS
  • Ubuntu 6.06 LTS

Software description

  • tiff


Tielei Wang and Tom Lane discovered that the TIFF library did not correctly
handle certain malformed TIFF images. If a user or automated system were
tricked into processing a malicious image, an attacker could execute
arbitrary code with the privileges of the user invoking the program.

Update instructions

The problem can be corrected by updating your system to the following package version:

Ubuntu 9.04:
libtiff4 3.8.2-11ubuntu0.9.04.3
Ubuntu 8.10:
libtiff4 3.8.2-11ubuntu0.8.10.3
Ubuntu 8.04 LTS:
libtiff4 3.8.2-7ubuntu3.4
Ubuntu 6.06 LTS:
libtiff4 3.7.4-1ubuntu3.6

To update your system, please follow these instructions:

In general, a standard system upgrade is sufficient to effect the
necessary changes.