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Ubuntu Security Notice USN-2126-1
March 03, 2014

php5 vulnerabilities
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A security issue affects these releases of Ubuntu and its derivatives:

– Ubuntu 13.10
– Ubuntu 12.10
– 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:

Bernd Melchers discovered that PHP’s embedded libmagic library incorrectly
handled indirect offset values. An attacker could use this issue to cause
PHP to consume resources or crash, resulting in a denial of service.
(CVE-2014-1943)

It was discovered that PHP incorrectly handled certain values when using
the imagecrop function. An attacker could possibly use this issue to cause
PHP to crash, resulting in a denial of service, obtain sensitive
information, or possibly execute arbitrary code. This issue only affected
Ubuntu 13.10. (CVE-2013-7226, CVE-2013-7327, CVE-2013-7328, CVE-2014-2020)

Update instructions:

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

Ubuntu 13.10:
libapache2-mod-php5 5.5.3+dfsg-1ubuntu2.2
php5-cgi 5.5.3+dfsg-1ubuntu2.2
php5-cli 5.5.3+dfsg-1ubuntu2.2
php5-gd 5.5.3+dfsg-1ubuntu2.2

Ubuntu 12.10:
libapache2-mod-php5 5.4.6-1ubuntu1.7
php5-cgi 5.4.6-1ubuntu1.7
php5-cli 5.4.6-1ubuntu1.7
php5-gd 5.4.6-1ubuntu1.7

Ubuntu 12.04 LTS:
libapache2-mod-php5 5.3.10-1ubuntu3.10
php5-cgi 5.3.10-1ubuntu3.10
php5-cli 5.3.10-1ubuntu3.10
php5-gd 5.3.10-1ubuntu3.10

Ubuntu 10.04 LTS:
libapache2-mod-php5 5.3.2-1ubuntu4.23
php5-cgi 5.3.2-1ubuntu4.23
php5-cli 5.3.2-1ubuntu4.23
php5-gd 5.3.2-1ubuntu4.23

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

References:
http://www.ubuntu.com/usn/usn-2126-1
CVE-2013-7226, CVE-2013-7327, CVE-2013-7328, CVE-2014-1943,
CVE-2014-2020

Package Information:
https://launchpad.net/ubuntu/+source/php5/5.5.3+dfsg-1ubuntu2.2
https://launchpad.net/ubuntu/+source/php5/5.4.6-1ubuntu1.7
https://launchpad.net/ubuntu/+source/php5/5.3.10-1ubuntu3.10
https://launchpad.net/ubuntu/+source/php5/5.3.2-1ubuntu4.23

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