USN-340-1: imagemagick vulnerabilities

6 September 2006

imagemagick vulnerabilities

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

  • Ubuntu 6.06 LTS
  • Ubuntu 5.10
  • Ubuntu 5.04

Software Description


Tavis Ormandy discovered several buffer overflows in imagemagick’s Sun Raster and XCF (Gimp) image decoders. By tricking a user or automated system into processing a specially crafted image, this could be exploited to execute arbitrary code with the users’ privileges.

Update instructions

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

Ubuntu 6.06 LTS
libmagick9 - 6:
Ubuntu 5.10
libmagick6 - 6:
Ubuntu 5.04
libmagick6 - 6:

To update your system, please follow these instructions:

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