Ubuntu Security Notice 1702-1 - It was discovered that PHP incorrectly handled the openssl_encrypt function when used with an empty string. An attacker could use this flaw to cause PHP to disclose arbitrary memory contents and possibly expose sensitive information.
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Ubuntu Security Notice USN-1702-1
January 22, 2013
php5 vulnerability
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A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 12.04 LTS
Summary:
PHP could be made to expose sensitive information over the network.
Software Description:
- php5: HTML-embedded scripting language interpreter
Details:
It was discovered that PHP incorrectly handled the openssl_encrypt function
when used with an empty string. An attacker could use this flaw to cause
PHP to disclose arbitrary memory contents and possibly expose sensitive
information.
Update instructions:
The problem can be corrected by updating your system to the following
package versions:
Ubuntu 12.04 LTS:
php5 5.3.10-1ubuntu3.5
In general, a standard system update will make all the necessary changes.
References:
http://www.ubuntu.com/usn/usn-1702-1
CVE-2012-6113
Package Information:
https://launchpad.net/ubuntu/+source/php5/5.3.10-1ubuntu3.5