CVE-2007-2026 Information

Description

The gnu regular expression code in file 4.20 allows context-dependent attackers to cause a denial of service (CPU consumption) via a crafted document with a large number of line feed characters which is not well handled by OS/2 REXX regular expressions that use wildcards as originally reported for AMaViS.

Reference

http://secunia.com/advisories/24918 http://secunia.com/advisories/25394 http://secunia.com/advisories/25544 http://secunia.com/advisories/25578 http://sourceforge.net/mailarchive/forum.php?thread_name=755AF709E5B77E6EA58479D540foxx.lsit.ucsb.edu&forum_name=amavis-user http://www.amavis.org/security/asa-2007-3.txt http://www.gentoo.org/security/en/glsa/glsa-200704-13.xml http://www.mandriva.com/security/advisories?name=MDKSA-2007:114 http://www.securityfocus.com/archive/1/469520/30/6420/threaded http://www.securityfocus.com/bid/24146 http://www.vupen.com/english/advisories/2007/2071 https://bugs.gentoo.org/show_bug.cgi?id=174217 https://issues.rpath.com/browse/RPL-1311