CVEvulnerability

CVE-2015-3217

7.5 HIGH Published 2016-12-13 Modified 2026-06-17 Official page ↗
Status
Modified
Published
2016-12-13
Last modified
2026-06-17
Assigner
[email protected]
CVSS 3.0 ([email protected])
7.5 HIGH — CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CVSS 2.0 ([email protected])
5.0 MEDIUM — AV:N/AC:L/Au:N/C:N/I:N/A:P
Weaknesses
CWE-119

Description

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_])?)+)+$/.

Affected configurations

• pcre pcre2 10.10 • pcre pcre 7.8 • pcre pcre 8.32 • pcre pcre 8.33 • pcre pcre 8.34 • pcre pcre 8.35 • pcre pcre 8.36 • pcre pcre 8.37 • ibm powerkvm 2.1 • ibm powerkvm 3.1

Related

Weakness · CWE (1)

  • CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer weakness

References