The unmew11 function in libclamav/mew.c in libclamav in ClamAV before 0.92.1 has unknown impact and attack vectors that trigger "heap corruption."Referenceshttp://www.mandriva.com/security/advisories?name=MDVSA-2008:088http://secunia.com/advisories/29048http://support.novell.com/techcenter/psdb/512985d2cd3090bfb93dcb7b551179cf.htmlhttp://sourceforge.net/project/shownotes.php?release_id=575703http://secunia.com/advisories/29026http://bugs.gentoo.org/show_bug.cgi?id=209915http://www.vupen.com/english/advisories/2008/0924/referenceshttp://www.vupen.com/english/advisories/2008/0503http://secunia.com/advisories/29420http://lists.apple.com/archives/security-announce/2008/Mar/msg00001.htmlhttp://lists.opensuse.org/opensuse-security-announce/2008-02/msg00008.htmlhttps://exchange.xforce.ibmcloud.com/vulnerabilities/40474http://www.vupen.com/english/advisories/2008/0606http://secunia.com/advisories/28907http://security.gentoo.org/glsa/glsa-200802-09.xmlhttp://docs.info.apple.com/article.html?artnum=307562http://secunia.com/advisories/29001http://kolab.org/security/kolab-vendor-notice-19.txthttp://secunia.com/advisories/29060