Ubuntu Security Notice USN-824-1
24th 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 version:
- Ubuntu 9.04:
- php5-cli 5.2.6.dfsg.1-3ubuntu4.2
- php5-cgi 5.2.6.dfsg.1-3ubuntu4.2
- Ubuntu 8.10:
- php5-cli 5.2.6-2ubuntu4.3
- php5-cgi 5.2.6-2ubuntu4.3
- Ubuntu 8.04 LTS:
- php5-cli 5.2.4-2ubuntu5.7
- php5-cgi 5.2.4-2ubuntu5.7
- Ubuntu 6.06 LTS:
- php5-cli 5.1.2-1ubuntu3.15
- php5-cgi 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.