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{"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"}