Debian: DSA-2408-1 Critical: PHP5 DoS Risks and Update Instructions

Several vulnerabilities have been discovered in PHP, the web scripting
language. The Common Vulnerabilities and Exposures project identifies
the following issues:

CVE-2011-1072

It was discoverd that insecure handling of temporary files in the PEAR
installer could lead to denial of service.

CVE-2011-4153

Maksymilian Arciemowicz discovered that a NULL pointer dereference in
the zend_strndup() function could lead to denial of service.

CVE-2012-0781

Maksymilian Arciemowicz discovered that a NULL pointer dereference in
the tidy_diagnose() function could lead to denial of service.

CVE-2012-0788

It was discovered that missing checks in the handling of PDORow
objects could lead to denial of service.

CVE-2012-0831

It was discovered that the magic_quotes_gpc setting could be disabled
remotely

This update also addresses PHP bugs, which are not treated as security issues
in Debian (see README.Debian.security), but which were fixed nonetheless:
CVE-2010-4697, CVE-2011-1092, CVE-2011-...