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

php5 vulnerabilities
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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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