PT-2018-11101 · Webkit · Webkitgtk

Published 2018-06-19 · Updated 2018-10-21 · CVE-2018-12294

Positive Technologies (AI Summary)

CVSS v3.1

8.8

High

Base vector

AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions WebKitGTK+ versions prior to 2.20.2

Description The issue is related to a use after free for a WebCore::TextureMapperLayer object in the WebCore/platform/graphics/texmap/TextureMapperLayer.cpp file.

Recommendations For versions prior to 2.20.2, update to version 2.20.2 or later to resolve the issue.

Fix

Use After Free

Weakness Enumeration

CWE-416

Related Identifiers

CVE-2018-12294

Affected Products

Webkitgtk

References · 14

• https://cve.org/CVERecord?id=CVE-2018-12294 · Security Note
• https://security.gentoo.org/glsa/201808-04 · Vendor Advisory
• https://security-tracker.debian.org/tracker/CVE-2018-12294 · Vendor Advisory
• https://trac.webkit.org/changeset/231300/webkit · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2018-12294 · Vendor Advisory
• https://osv.dev/vulnerability/DEBIAN-CVE-2018-12294 · Vendor Advisory
• https://osv.dev/vulnerability/UBUNTU-CVE-2018-12294 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2018-12294 · Security Note
• https://ubuntu.com/security/CVE-2018-12294 · Vendor Advisory
• https://bugs.webkit.org/show_bug.cgi?id=184729 · Vendor Advisory
• http://openwall.com/lists/oss-security/2018/06/14/1 · Note
• https://webkitgtk.org/security/WSA-2018-0005.html · Note
• http://packetstormsecurity.com/files/148200/WebKitGTK-Data-Leak-Code-Execution.html · Note
• http://securityfocus.com/archive/1/542087/100/0/threaded · Note