CVE-2009-1391 Information

Description

Off-by-one error in the inflate function in Zlib.xs in Compress::Raw::Zlib Perl module before 2.017 as used in AMaViS SpamAssassin and possibly other products allows context-dependent attackers to cause a denial of service (hang or crash) via a crafted zlib compressed stream that triggers a heap-based buffer overflow as exploited in the wild by Trojan.Downloader-71014 in June 2009.

Reference

http://article.gmane.org/gmane.mail.virus.amavis.user/33635 http://article.gmane.org/gmane.mail.virus.amavis.user/33638 http://lists.opensuse.org/opensuse-security-announce/2009-07/msg00002.html http://osvdb.org/55041 http://secunia.com/advisories/35422 http://secunia.com/advisories/35685 http://secunia.com/advisories/35689 http://secunia.com/advisories/35876 http://security.gentoo.org/glsa/glsa-200908-07.xml http://thread.gmane.org/gmane.mail.virus.amavis.user/33635 http://www.mandriva.com/security/advisories?name=MDVSA-2009:157 http://www.securityfocus.com/bid/35307 http://www.vupen.com/english/advisories/2009/1571 https://bugs.gentoo.org/show_bug.cgi?id=273141 https://bugzilla.redhat.com/show_bug.cgi?id=504386 https://exchange.xforce.ibmcloud.com/vulnerabilities/51062 https://usn.ubuntu.com/794-1/ https://www.redhat.com/archives/fedora-package-announce/2009-July/msg00607.html