[USN-2535-1] PHP vulnerabilities

[Marc Deslauriers]

==========================================================================
Ubuntu Security Notice USN-2535-1
March 18, 2015

php5 vulnerabilities
==========================================================================

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

- Ubuntu 14.10
- Ubuntu 14.04 LTS
- 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:

Thomas Jarosch discovered that PHP incorrectly limited recursion in the
fileinfo extension. A remote attacker could possibly use this issue to
cause PHP to consume resources or crash, resulting in a denial of service.
(CVE-2014-8117)

S. Paraschoudis discovered that PHP incorrectly handled memory in the
enchant binding. A remote attacker could use this issue to cause PHP to
crash, resulting in a denial of service, or possibly execute arbitrary
code. (CVE-2014-9705)

Taoguang Chen discovered that PHP incorrectly handled unserializing
objects. A remote attacker could use this issue to cause PHP to crash,
resulting in a denial of service, or possibly execute arbitrary code.
(CVE-2015-0273)

It was discovered that PHP incorrectly handled memory in the phar
extension. A remote attacker could use this issue to cause PHP to crash,
resulting in a denial of service, or possibly execute arbitrary code.
(CVE-2015-2301)

Update instructions:

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

Ubuntu 14.10:
  libapache2-mod-php5             5.5.12+dfsg-2ubuntu4.3
  php5-cgi                        5.5.12+dfsg-2ubuntu4.3
  php5-cli                        5.5.12+dfsg-2ubuntu4.3
  php5-enchant                    5.5.12+dfsg-2ubuntu4.3
  php5-fpm                        5.5.12+dfsg-2ubuntu4.3

Ubuntu 14.04 LTS:
  libapache2-mod-php5             5.5.9+dfsg-1ubuntu4.7
  php5-cgi                        5.5.9+dfsg-1ubuntu4.7
  php5-cli                        5.5.9+dfsg-1ubuntu4.7
  php5-enchant                    5.5.9+dfsg-1ubuntu4.7
  php5-fpm                        5.5.9+dfsg-1ubuntu4.7

Ubuntu 12.04 LTS:
  libapache2-mod-php5             5.3.10-1ubuntu3.17
  php5-cgi                        5.3.10-1ubuntu3.17
  php5-cli                        5.3.10-1ubuntu3.17
  php5-enchant                    5.3.10-1ubuntu3.17
  php5-fpm                        5.3.10-1ubuntu3.17

Ubuntu 10.04 LTS:
  libapache2-mod-php5             5.3.2-1ubuntu4.29
  php5-cgi                        5.3.2-1ubuntu4.29
  php5-cli                        5.3.2-1ubuntu4.29
  php5-enchant                    5.3.2-1ubuntu4.29

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

References:
  http://www.ubuntu.com/usn/usn-2535-1
  CVE-2014-8117, CVE-2014-9705, CVE-2015-0273, CVE-2015-2301

Package Information:
  https://launchpad.net/ubuntu/+source/php5/5.5.12+dfsg-2ubuntu4.3
  https://launchpad.net/ubuntu/+source/php5/5.5.9+dfsg-1ubuntu4.7
  https://launchpad.net/ubuntu/+source/php5/5.3.10-1ubuntu3.17
  https://launchpad.net/ubuntu/+source/php5/5.3.2-1ubuntu4.29


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