{"cve":"CVE-2006-7226","nvd":{"published":"2007-12-03T20:46:00.000","modified":"2026-06-16T22:34:36.860","status":"Modified","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).","cvss_v4":null,"cvss_v3":null,"cwes":[],"references":["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"],"products":["redhat:enterprise_linux","redhat:enterprise_linux_desktop"],"source":"nvd","synced_at":"2026-10-19T19:49:50.107194424+00:00"},"epss":{"cve":"CVE-2006-7226","score":0.01604,"percentile":0.75855,"date":"2026-10-31"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}