CVE-2006-7226 Information

Description

Perl-Compatible Regular Expression (PCRE) library before 6.7 does not properly calculate the compiled memory allocation for regular expressions that involve a quantified \subpattern containing a named recursion or subroutine reference\ which allows context-dependent attackers to cause a denial of service (error or crash).

Reference

http://lists.opensuse.org/opensuse-security-announce/2008-01/msg00006.html http://secunia.com/advisories/28041 http://secunia.com/advisories/28658 http://support.avaya.com/elmodocs2/security/ASA-2007-505.htm http://www.mandriva.com/security/advisories?name=MDVSA-2008:030 http://www.pcre.org/changelog.txt http://www.redhat.com/support/errata/RHSA-2007-1059.html http://www.redhat.com/support/errata/RHSA-2007-1068.html http://www.securityfocus.com/bid/26727 https://bugzilla.redhat.com/show_bug.cgi?id=384781 https://exchange.xforce.ibmcloud.com/vulnerabilities/40020 https://oval.cisecurity.org/repository/search/definition/oval3Aorg.mitre.oval3Adef3A11545