PCRE 7.8 and 8.32 through 8.37, and PCRE2 10.10 mishandle group empty matches, which might allow remote attackers to cause a denial of service (stack-based buffer overflow) via a crafted regular expression, as demonstrated by /^(?:(?(1)\\.|([^\\\\W_])?)+)+$/.
History

No history.

cve-icon MITRE

Status: PUBLISHED

Assigner: redhat

Published: 2016-12-13T16:00:00

Updated: 2024-08-06T05:39:31.985Z

Reserved: 2015-04-10T00:00:00

Link: CVE-2015-3217

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Modified

Published: 2016-12-13T16:59:02.220

Modified: 2024-11-21T02:28:55.693

Link: CVE-2015-3217

cve-icon Redhat

Severity : Moderate

Publid Date: 2015-06-03T00:00:00Z

Links: CVE-2015-3217 - Bugzilla