USN-1761-1: PHP vulnerability

Ubuntu Security Notice USN-1761-1

13th March, 2013

php5 vulnerability

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

  • Ubuntu 12.10
  • Ubuntu 12.04 LTS
  • Ubuntu 11.10
  • Ubuntu 10.04 LTS
  • Ubuntu 8.04 LTS


PHP could be made to expose sensitive information over the network.

Software description

  • php5 - HTML-embedded scripting language interpreter


It was discovered that PHP incorrectly handled XML external entities in
SOAP WSDL files. A remote attacker could use this flaw to read arbitrary
files off the server.

Update instructions

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

Ubuntu 12.10:
php5 5.4.6-1ubuntu1.2
Ubuntu 12.04 LTS:
php5 5.3.10-1ubuntu3.6
Ubuntu 11.10:
php5 5.3.6-13ubuntu3.10
Ubuntu 10.04 LTS:
php5 5.3.2-1ubuntu4.19
Ubuntu 8.04 LTS:
php5 5.2.4-2ubuntu5.27

To update your system, please follow these instructions:

In general, a standard system update will make all the necessary changes.