USN-784-1: ImageMagick vulnerability

Ubuntu Security Notice USN-784-1

8th June, 2009

imagemagick 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

  • imagemagick


It was discovered that ImageMagick did not properly verify the dimensions
of TIFF files. If a user or automated system were tricked into opening a
crafted TIFF file, an attacker could cause a denial of service or possibly
execute arbitrary code with the privileges of the user invoking the

Update instructions

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

Ubuntu 9.04:
libmagickcore1 7:
Ubuntu 8.10:
libmagick10 7:
Ubuntu 8.04 LTS:
libmagick10 7:
Ubuntu 6.06 LTS:
libmagick9 6:

To update your system, please follow these instructions:

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