Ubuntu Security Notice USN-501-2
22nd October, 2007
ghostscript, gs-gpl vulnerability
A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 7.10
- Ubuntu 7.04
- Ubuntu 6.10
Software description
- ghostscript
- gs-gpl
Details
USN-501-1 fixed vulnerabilities in Jasper. This update provides the
corresponding update for the Jasper internal to Ghostscript.
Original advisory details:
It was discovered that Jasper did not correctly handle corrupted JPEG2000
images. By tricking a user into opening a specially crafted JPG, a
remote attacker could cause the application using libjasper to crash,
resulting in a denial of service.
Update instructions
The problem can be corrected by updating your system to the following package version:
- Ubuntu 7.10:
- libgs8 8.61.dfsg.1~svn8187-0ubuntu3.2
- Ubuntu 7.04:
- gs-gpl 8.54.dfsg.1-5ubuntu0.1
- Ubuntu 6.10:
- gs-gpl 8.50-1.1ubuntu1.1
To update your system, please follow these instructions: https://wiki.ubuntu.com/Security/Upgrades.
In general, a standard system upgrade is sufficient to effect the
necessary changes.