CVE-2006-7226

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{"affected": [{"affectedData": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "source": "secalert@redhat.com"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:redhat:enterprise_linux_desktop:4.0:*:*:*:*:*:*:*", "matchCriteriaId": "7D74A418-50F0-42C0-ABBC-BBBE718FF025", "vulnerable": true}], "negate": false, "operator": "OR"}]}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:redhat:enterprise_linux:4.0:*:as:*:*:*:*:*", "matchCriteriaId": "49EF5B77-9BC9-4AE8-A677-48E5E576BE63", "vulnerable": true}, {"criteria": "cpe:2.3:o:redhat:enterprise_linux:4.0:*:es:*:*:*:*:*", "matchCriteriaId": "36389D32-61C1-4487-8399-FA7D2864FACD", "vulnerable": true}, {"criteria": "cpe:2.3:o:redhat:enterprise_linux:4.0:*:ws:*:*:*:*:*", "matchCriteriaId": "49B67F74-AF8F-4A27-AA8A-A8479E256A9F", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "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)."}, {"lang": "es", "value": "La biblioteca Perl-Compatible Regular Expression (PCRE) versiones anteriores a 6.7 no calcula apropiadamente la ubicaci\u00f3n de memoria compilada para expresiones regulares que involucran un \"subpatr\u00f3n conteniendo un recursi\u00f3n nombrada \u00f3 referencia a subrutina\" cuantificado, lo cual permite a atacantes locales o remotos dependientes del contexto provocar una denegaci\u00f3n de servicio (error o ca\u00edda)"}], "id": "CVE-2006-7226", "lastModified": "2026-06-16T22:34:36.860", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "MEDIUM", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 4.3, "confidentialityImpact": "NONE", "integrityImpact": "NONE", "vectorString": "AV:N/AC:M/Au:N/C:N/I:N/A:P", "version": "2.0"}, "exploitabilityScore": 8.6, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}]}, "published": "2007-12-03T20:46:00.000", "references": [{"source": "secalert@redhat.com", "url": "http://lists.opensuse.org/opensuse-security-announce/2008-01/msg00006.html"}, {"source": "secalert@redhat.com", "url": "http://secunia.com/advisories/28041"}, {"source": "secalert@redhat.com", "url": "http://secunia.com/advisories/28658"}, {"source": "secalert@redhat.com", "url": "http://support.avaya.com/elmodocs2/security/ASA-2007-505.htm"}, {"source": "secalert@redhat.com", "url": "http://www.mandriva.com/security/advisories?name=MDVSA-2008:030"}, {"source": "secalert@redhat.com", "url": "http://www.pcre.org/changelog.txt"}, {"source": "secalert@redhat.com", "url": "http://www.redhat.com/support/errata/RHSA-2007-1059.html"}, {"source": "secalert@redhat.com", "url": "http://www.redhat.com/support/errata/RHSA-2007-1068.html"}, {"source": "secalert@redhat.com", "url": "http://www.securityfocus.com/bid/26727"}, {"source": "secalert@redhat.com", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=384781"}, {"source": "secalert@redhat.com", "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/40020"}, {"source": "secalert@redhat.com", "url": "https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11545"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://lists.opensuse.org/opensuse-security-announce/2008-01/msg00006.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://secunia.com/advisories/28041"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://secunia.com/advisories/28658"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://support.avaya.com/elmodocs2/security/ASA-2007-505.htm"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.mandriva.com/security/advisories?name=MDVSA-2008:030"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.pcre.org/changelog.txt"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.redhat.com/support/errata/RHSA-2007-1059.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.redhat.com/support/errata/RHSA-2007-1068.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.securityfocus.com/bid/26727"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=384781"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/40020"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11545"}], "sourceIdentifier": "secalert@redhat.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "NVD-CWE-Other"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"acknowledgement": "Red Hat would like to thank Ludwig Nussel for reporting this issue.", "affected_release": [{"advisory": "RHSA-2007:1068", "cpe": "cpe:/o:redhat:enterprise_linux:4", "package": "pcre-0:4.5-4.el4_6.6", "product_name": "Red Hat Enterprise Linux 4", "release_date": "2007-11-29T00:00:00Z"}, {"advisory": "RHSA-2007:1059", "cpe": "cpe:/o:redhat:enterprise_linux:5", "package": "pcre-0:6.6-2.el5_1.7", "product_name": "Red Hat Enterprise Linux 5", "release_date": "2007-11-29T00:00:00Z"}], "bugzilla": {"description": "pcre miscalculation of memory requirements for repeated subpattern containing a named recursion or subroutine reference", "id": "384781", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=384781"}, "csaw": false, "details": ["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)."], "name": "CVE-2006-7226", "public_date": "2007-11-13T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2006-7226\nhttps://nvd.nist.gov/vuln/detail/CVE-2006-7226"], "threat_severity": "Important"}

{}