Mandriva Linux Security Advisory – A memory management flaw was discovered in PWLib, that an attacker could use to crash an application linked with it, such as Ekiga.
You can download this advisory from the following link: https://packetstormsecurity.com/files/download/60647/MDKSA-2007-206.txt
Source: https://packetstormsecurity.com/files/60647/Mandriva-Linux-Security-Advisory-2007.206.html