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CVE-2006-7226 Details

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).

Metrics

CVSS 3.x Severity and Vector Strings:

No CVSS 3.x data is available for this CVE.

References to Advisories, Solutions, and Tools

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URL	Source(s)	Tag(s)
http://lists.opensuse.org/opensuse-security-announce/2008-01/msg00006.html	CVE
https://bugzilla.redhat.com/show_bug.cgi?id=384781	CVE
http://secunia.com/advisories/28041	CVE
http://secunia.com/advisories/28658	CVE
https://exchange.xforce.ibmcloud.com/vulnerabilities/40020	CVE
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11545	CVE
http://support.avaya.com/elmodocs2/security/ASA-2007-505.htm	CVE
http://www.mandriva.com/security/advisories?name=MDVSA-2008:030	CVE
http://www.pcre.org/changelog.txt	CVE
http://www.redhat.com/support/errata/RHSA-2007-1059.html	CVE
http://www.redhat.com/support/errata/RHSA-2007-1068.html	CVE
http://www.securityfocus.com/bid/26727	CVE
http://lists.opensuse.org/opensuse-security-announce/2008-01/msg00006.html	[email protected]
https://bugzilla.redhat.com/show_bug.cgi?id=384781	[email protected]
http://secunia.com/advisories/28041	[email protected]
http://secunia.com/advisories/28658	[email protected]
https://exchange.xforce.ibmcloud.com/vulnerabilities/40020	[email protected]
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11545	[email protected]
http://support.avaya.com/elmodocs2/security/ASA-2007-505.htm	[email protected]
http://www.mandriva.com/security/advisories?name=MDVSA-2008:030	[email protected]
http://www.pcre.org/changelog.txt	[email protected]
http://www.redhat.com/support/errata/RHSA-2007-1059.html	[email protected]
http://www.redhat.com/support/errata/RHSA-2007-1068.html	[email protected]
http://www.securityfocus.com/bid/26727	[email protected]

see all 24 references

Weakness Enumeration

CWE-ID	CWE Name	Source
NVD-CWE-Other	Weakness Not in a Standard CWE Category	[email protected]

Affected Products

Product	Versions
redhat enterprise linux desktop	4.0
CPE cpe:2.3:o:redhat:enterprise_linux_desktop:4.0:::::::* Remediation No remediation found in references.
redhat enterprise linux	4.0
CPE cpe:2.3:o:redhat:enterprise_linux:4.0::as::::: cpe:2.3:o:redhat:enterprise_linux:4.0::es::::: cpe:2.3:o:redhat:enterprise_linux:4.0::ws::::: Remediation No remediation found in references.

Change History

7 change records found show changes

Date	Action	Recorded By
Jun 16, 2026	CVE Modified	[email protected]
Apr 23, 2026	Status Change	[email protected]
Nov 21, 2024	CVE Modified	CVE
May 14, 2024	CVE Modified	[email protected]
Oct 11, 2017	CVE Modified	[email protected]
Jul 29, 2017	CVE Modified	[email protected]
Dec 4, 2007	Initial Analysis	[email protected]