PCRE Vulnerability: Denial of Service and Buffer Overflow via Crafted Regular Expression

CVE-2015-8392 · HIGH Severity

AV:N/AC:L/AU:N/C:P/I:P/A:P

PCRE before 8.38 mishandles certain instances of the (?| substring, which allows remote attackers to cause a denial of service (unintended recursion and buffer overflow) or possibly have unspecified other impact via a crafted regular expression, as demonstrated by a JavaScript RegExp object encountered by Konqueror, a related issue to CVE-2015-8384 and CVE-2015-8395.

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