USN-2254-1: PHP vulnerabilities
23 June 2014
php5 vulnerabilities
A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 14.04 LTS
- Ubuntu 13.10
- Ubuntu 12.04 LTS
- Ubuntu 10.04 LTS
Summary
Several security issues were fixed in PHP.
Software Description
- php5 - HTML-embedded scripting language interpreter
Details
Christian Hoffmann discovered that the PHP FastCGI Process Manager (FPM) set incorrect permissions on the UNIX socket. A local attacker could use this issue to possibly elevate their privileges. This issue only affected Ubuntu 12.04 LTS, Ubuntu 13.10, and Ubuntu 14.04 LTS. (CVE-2014-0185)
Francisco Alonso discovered that the PHP Fileinfo component incorrectly handled certain CDF documents. A remote attacker could use this issue to cause PHP to hang or crash, resulting in a denial of service. (CVE-2014-0237, CVE-2014-0238)
Stefan Esser discovered that PHP incorrectly handled DNS TXT records. A remote attacker could use this issue to cause PHP to crash, resulting in a denial of service, or possibly execute arbitrary code. (CVE-2014-4049)
Update instructions
The problem can be corrected by updating your system to the following package versions:
- Ubuntu 14.04 LTS
- libapache2-mod-php5 - 5.5.9+dfsg-1ubuntu4.1
- php5-cgi - 5.5.9+dfsg-1ubuntu4.1
- php5-cli - 5.5.9+dfsg-1ubuntu4.1
- php5-fpm - 5.5.9+dfsg-1ubuntu4.1
- Ubuntu 13.10
- libapache2-mod-php5 - 5.5.3+dfsg-1ubuntu2.4
- php5-cgi - 5.5.3+dfsg-1ubuntu2.4
- php5-cli - 5.5.3+dfsg-1ubuntu2.4
- php5-fpm - 5.5.3+dfsg-1ubuntu2.4
- Ubuntu 12.04 LTS
- libapache2-mod-php5 - 5.3.10-1ubuntu3.12
- php5-cgi - 5.3.10-1ubuntu3.12
- php5-cli - 5.3.10-1ubuntu3.12
- php5-fpm - 5.3.10-1ubuntu3.12
- Ubuntu 10.04 LTS
- libapache2-mod-php5 - 5.3.2-1ubuntu4.25
- php5-cgi - 5.3.2-1ubuntu4.25
- php5-cli - 5.3.2-1ubuntu4.25
To update your system, please follow these instructions: https://wiki.ubuntu.com/Security/Upgrades.
In general, a standard system update will make all the necessary changes.