Ubuntu Security Notice 2535-1 - 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. 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. Various other issues were also addressed.
58f07f98c70c2c83e4824d57f0d30757d8a1088b5bbdcc25aa3594d0c14d0431
============================================================================
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