CVE-2018-12294 Information

Description

WebCore/platform/graphics/texmap/TextureMapperLayer.cpp in WebKit as used in WebKitGTK+ prior to version 2.20.2 is vulnerable to a use after free for a WebCore::TextureMapperLayer object.

CVSS Vector

CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Reference

http://packetstormsecurity.com/files/148200/WebKitGTK-Data-Leak-Code-Execution.html http://www.openwall.com/lists/oss-security/2018/06/14/1 http://www.securityfocus.com/archive/1/542087/100/0/threaded https://bugs.webkit.org/show_bug.cgi?id=184729 https://security.gentoo.org/glsa/201808-04 https://trac.webkit.org/changeset/231300/webkit

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

REQUIRED

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

8.8