Pidgin is an instant messaging program which can log in to multipleaccounts on multiple instant messaging networks simultaneously.Federico Muttis of Core Security Technologies discovered a flaw in Pidgin'sMSN protocol handler. If a user received a malicious MSN message, it waspossible to execute arbitrary code with the permissions of the user runningPidgin. (CVE-2009-2694)Note: Users can change their privacy settings to only allow messages fromusers on their buddy list to limit the impact of this flaw.These packages upgrade Pidgin to version 2.5.9. Refer to the Pidgin releasenotes for a full list of changes: http://developer.pidgin.im/wiki/ChangeLogAll Pidgin users should upgrade to these updated packages, which resolvethis issue. Pidgin must be restarted for this update to take effect.