Ubuntu: 2254-1: PHP vulnerabilities
Posted by Benjamin D. Thomas   
Ubuntu Several security issues were fixed in PHP.
==========================================================================
Ubuntu Security Notice USN-2254-1
June 23, 2014

php5 vulnerabilities
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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

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

References:
  http://www.ubuntu.com/usn/usn-2254-1
  CVE-2014-0185, CVE-2014-0237, CVE-2014-0238, CVE-2014-4049

Package Information:
  https://launchpad.net/ubuntu/+source/php5/5.5.9+dfsg-1ubuntu4.1
  https://launchpad.net/ubuntu/+source/php5/5.5.3+dfsg-1ubuntu2.4
  https://launchpad.net/ubuntu/+source/php5/5.3.10-1ubuntu3.12
  https://launchpad.net/ubuntu/+source/php5/5.3.2-1ubuntu4.25