Withdrawn by the publisher.

The xsl_ext_function_php function in ext/xsl/xsltprocessor.c in PHP before 5.4.45, 5.5.x before 5.5.29, and 5.6.x before 5.6.13, when libxml2 before 2.9.2 is used, does not consider the possibility of a NULL valuePop return value before proceeding with a free operation during initial error checking, which allows remote attackers to cause a denial of service (NULL pointer dereference and application crash) via a crafted XML document, a different vulnerability than CVE-2015-6838.

The xsl_ext_function_php function in ext/xsl/xsltprocessor.c in PHP before 5.4.45, 5.5.x before 5.5.29, and 5.6.x before 5.6.13, when libxml2 before 2.9.2 is used, does not consider the possibility of a NULL valuePop return value before proceeding with a free operation during initial error checking, which allows remote attackers to cause a denial of service (NULL pointer dereference and application crash) via a crafted XML document, a different vulnerability than CVE-2015-6838.

php: segmentation fault in Phar::convertToData on invalid file php: buffer overflow and stack smashing error in phar_fix_filepath php: Use After Free Vulnerability in unserialize() php: dangling pointer in the unserialization of ArrayObject items php: Files from archive can be extracted outside of destination directory using phar php: multiple unserialization use-after-free issues php: use-after-free vulnerability in session deserializer php: SOAP serialize_function_call() type confusion php: NULL pointer dereference in XSLTProcessor class php: NULL pointer dereference in XSLTProcessor class php: NULL pointer dereference in phar_get_fp_offset() php: uninitialized pointer in phar_make_dirstream()

Security update for php5

Affected: Ubuntu:14.04:LTS: php5

The xsl_ext_function_php function in ext/xsl/xsltprocessor.c in PHP before 5.4.45, 5.5.x before 5.5.29, and 5.6.x before 5.6.13, when libxml2 before 2.9.2 is used, does not consider the possibility of a NULL valuePop return value before proceeding with a free operation during initial error checking, which allows remote attackers to cause a denial of service (NULL pointer dereference and application crash) via a crafted XML document, a different vulnerability than CVE-2015-6838.

Ein entfernter, anonymer Angreifer kann mehrere Schwachstellen in PHP ausnutzen, um beliebigen Code mit den Rechten des Dienstes auszuführen, um einen Denial of Service Zustand hervorrufen oder um Informationen offenzulegen.