CVE-2018-12294

8.8 highEPSS 2.3%

High (8.8) in webkit webkitgtk\+. EPSS 2.3% chance of exploitation in the next 30 days.

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.

Severity

CVSS 3.0

8.8 high

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

EPSS: 2.3% chance of exploitation in the next 30 days; higher than 83% of CVEs (scores of 2026-10-31)
CWE: CWE-416
Published: 2018-06-19
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

webkit:webkitgtk\+

References

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

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