CVE-2015-3217

CVE Details

Release Date:	2015-06-03
Impact:	Moderate	What is this?

Description

PCRE 7.8 and 8.32 through 8.37, and PCRE2 10.10 mishandle group emptymatches, 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_])?)+)+$/.

See more information about CVE-2015-3217 from MITRE CVE dictionary and NIST NVD

NOTE: The following CVSS metrics and score provided are preliminary and subject to review.

CVSS v2 metrics

Base Score:	4.3
Vector String:	AV:N/AC:M/Au:N/C:N/I:N/A:P
Version:	2.0
Attack Vector:	Network
Attack Complexity:	Medium
Authentication:	None
Confidentiality Impact:	None
Integrity Impact:	None
Availability Impact:	Partial

Errata information

Platform	Errata	Release Date
Oracle Linux version 7 (pcre)	ELSA-2016-1025	2016-05-11