CVE-2006-7226

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).

4.3

CVSS

Severity: Medium

CVSS 2.0 •

EPSS 1.53% Top 20%

Vendor Advisory mandriva.com Vendor Advisory opensuse.org Vendor Advisory redhat.com Vendor Advisory redhat.com

Affected: n/a n/a

References

Link	Tags
http://www.mandriva.com/security/advisories?name=MDVSA-2008:030	vendor advisory
http://lists.opensuse.org/opensuse-security-announce/2008-01/msg00006.html	vendor advisory
http://secunia.com/advisories/28658	third party advisory
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11545	vdb entry signature
http://www.securityfocus.com/bid/26727	vdb entry
http://support.avaya.com/elmodocs2/security/ASA-2007-505.htm
http://www.redhat.com/support/errata/RHSA-2007-1068.html	vendor advisory
http://www.redhat.com/support/errata/RHSA-2007-1059.html	vendor advisory
http://secunia.com/advisories/28041	third party advisory
https://bugzilla.redhat.com/show_bug.cgi?id=384781
http://www.pcre.org/changelog.txt
https://exchange.xforce.ibmcloud.com/vulnerabilities/40020	vdb entry

Frequently Asked Questions

What is the severity of CVE-2006-7226?: CVE-2006-7226 has been scored as a medium severity vulnerability.
How to fix CVE-2006-7226?: To fix CVE-2006-7226, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2006-7226 being actively exploited in the wild?: It is possible that CVE-2006-7226 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~2% probability that this vulnerability will be exploited by malicious actors in the next 30 days.

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