CVE-2016-9643

HIGH

WebKit 2.4.11 - Denial of Service via Regex Memory Consumption

Title source: llm
STIX 2.1

Description

The regex code in Webkit 2.4.11 allows remote attackers to cause a denial of service (memory consumption) as demonstrated in a large number of ($ (open parenthesis and dollar) followed by {-2,16} and a large number of +) (plus close parenthesis).

References (5)

Core 5
Core References
Third Party Advisory, VDB Entry vdb-entry x_refsource_sectrack
http://www.securitytracker.com/id/1038137
Mailing List, Third Party Advisory mailing-list x_refsource_mlist
http://www.openwall.com/lists/oss-security/2016/11/26/5
Third Party Advisory vendor-advisory x_refsource_gentoo
https://security.gentoo.org/glsa/201706-15
Mailing List, Third Party Advisory mailing-list x_refsource_mlist
http://www.openwall.com/lists/oss-security/2016/11/26/2
Third Party Advisory, VDB Entry vdb-entry x_refsource_bid
http://www.securityfocus.com/bid/94559

Scores

CVSS v3 7.5
EPSS 0.0307
EPSS Percentile 86.0%
Attack Vector NETWORK
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Details

CWE
CWE-400
Status published
Products (1)
webkit/webkit 2.4.11
Published Mar 07, 2017
Tracked Since Feb 18, 2026