{"id":"CVE-2015-8381","details":"The compile_regex function in pcre_compile.c in PCRE before 8.38 and pcre2_compile.c in PCRE2 before 10.2x mishandles the /(?J:(?|(:(?|(?'R')(\\k'R')|((?'R')))H'Rk'Rf)|s(?'R'))))/ and /(?J:(?|(:(?|(?'R')(\\z(?|(?'R')(\\k'R')|((?'R')))k'R')|((?'R')))H'Ak'Rf)|s(?'R')))/ patterns, and related patterns with certain group references, which allows remote attackers to cause a denial of service (heap-based buffer overflow) or possibly have unspecified other impact via a crafted regular expression, as demonstrated by a JavaScript RegExp object encountered by Konqueror.","modified":"2026-01-27T04:15:13.181127Z","published":"2015-12-02T01:59:04Z","withdrawn":"2026-01-27T04:15:13.181127Z","related":["SUSE-SU-2016:2971-1","SUSE-SU-2016:3161-1","SUSE-SU-2017:2699-1","SUSE-SU-2017:2700-1"],"references":[{"type":"ADVISORY","url":"http://rhn.redhat.com/errata/RHSA-2016-2750.html"},{"type":"EVIDENCE","url":"http://vcs.pcre.org/pcre/code/trunk/ChangeLog?view=markup"},{"type":"ARTICLE","url":"http://www.openwall.com/lists/oss-security/2015/11/29/1"},{"type":"ADVISORY","url":"http://www.securityfocus.com/bid/76187"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2016:1132"},{"type":"ADVISORY","url":"https://bto.bluecoat.com/security-advisory/sa128"},{"type":"ADVISORY","url":"https://security.gentoo.org/glsa/201607-02"},{"type":"EVIDENCE","url":"https://bugs.exim.org/show_bug.cgi?id=1667"},{"type":"EVIDENCE","url":"https://bugs.exim.org/show_bug.cgi?id=1672"}],"schema_version":"1.7.3"}