USN-1937-1: PHP vulnerability

Releases

• Ubuntu 13.04
• Ubuntu 12.10
• Ubuntu 12.04
• Ubuntu 10.04

Packages

• php5 - HTML-embedded scripting language interpreter

Details

It was discovered that PHP did not properly handle certificates with NULL
characters in the Subject Alternative Name field. An attacker could exploit
this to perform a machine-in-the-middle attack to view sensitive information or
alter encrypted communications.

Update instructions

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

Ubuntu 13.04

• libapache2-mod-php5 - 5.4.9-4ubuntu2.3
• php5-cgi - 5.4.9-4ubuntu2.3
• php5-cli - 5.4.9-4ubuntu2.3

Ubuntu 12.10

• libapache2-mod-php5 - 5.4.6-1ubuntu1.4
• php5-cgi - 5.4.6-1ubuntu1.4
• php5-cli - 5.4.6-1ubuntu1.4

Ubuntu 12.04

• libapache2-mod-php5 - 5.3.10-1ubuntu3.8
• php5-cgi - 5.3.10-1ubuntu3.8
• php5-cli - 5.3.10-1ubuntu3.8

Ubuntu 10.04

• libapache2-mod-php5 - 5.3.2-1ubuntu4.21
• libapache2-mod-php5filter - 5.3.2-1ubuntu4.21
• php5-cgi - 5.3.2-1ubuntu4.21
• php5-cli - 5.3.2-1ubuntu4.21

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

References

• CVE-2013-4248