Ubuntu Security Notice USN-485-1
17th July, 2007
php5 vulnerabilities
A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 7.04
- Ubuntu 6.10
- Ubuntu 6.06 LTS
Details
It was discovered that the PHP xmlrpc extension did not correctly check
heap memory allocation sizes. A remote attacker could send a specially
crafted request to a PHP application using xmlrpc and execute arbitrary
code as the Apache user. (CVE-2007-1864)
Stefan Esser discovered a flaw in the random number initialization of the
PHP SOAP extension. This could lead to remote attackers being able to
predict certain elements of the authentication mechanism. (CVE-2007-2728)
Update instructions
The problem can be corrected by updating your system to the following package version:
- Ubuntu 7.04:
- php5-xmlrpc 5.2.1-0ubuntu1.4
- libapache2-mod-php5 5.2.1-0ubuntu1.4
- Ubuntu 6.10:
- php5-xmlrpc 5.1.6-1ubuntu2.6
- libapache2-mod-php5 5.1.6-1ubuntu2.6
- Ubuntu 6.06 LTS:
- php5-xmlrpc 5.1.2-1ubuntu3.9
- libapache2-mod-php5 5.1.2-1ubuntu3.9
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.