USN-824-1: PHP vulnerability

24 August 2009

php5 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

  • php5

Details

It was discovered that PHP did not properly handle certain malformed JPEG images when being parsed by the Exif module. A remote attacker could exploit this flaw and cause the PHP server to crash, resulting in a denial of service.

Update instructions

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

Ubuntu 9.04
php5-cgi - 5.2.6.dfsg.1-3ubuntu4.2
php5-cli - 5.2.6.dfsg.1-3ubuntu4.2
Ubuntu 8.10
php5-cgi - 5.2.6-2ubuntu4.3
php5-cli - 5.2.6-2ubuntu4.3
Ubuntu 8.04 LTS
php5-cgi - 5.2.4-2ubuntu5.7
php5-cli - 5.2.4-2ubuntu5.7
Ubuntu 6.06 LTS
php5-cgi - 5.1.2-1ubuntu3.15
php5-cli - 5.1.2-1ubuntu3.15

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.

References