EUVD-2007-2836

Malware in sbrugna...

CVE-2007-2844: Undefined Security Weakness

PHP 4.x and 5.x before 5.2.1, when running on multi-threaded systems, does not ensure thread safety for libc crypt function calls using protection schemes such as a mutex, which creates race conditions that allow remote attackers to overwrite internal program memory and gain system access...