Asymmetric denial of service In pcre3
Description
PCRE before 8.36 mishandles the /((?(R)a|(?1)))+/ pattern and related patterns with certain recursion, which allows remote attackers to cause a denial of service (segmentation fault) or possibly have unspecified other impact via a crafted regular expression, as demonstrated by a JavaScript RegExp object encountered by Konqueror.
Mitigation
Update Impact
Minimal update. May introduce new vulnerabilities or breaking changes.
Aliases
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