Use After Free in Webkit Webkitgtk\+
CVE-2018-12294
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.
Vulnerability class: Use-After-Free
Published · last modified .
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.024 (83.6th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 84th percentile — 83.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.024 · newest: 0.024 · change: 0.000
Affected products
Weakness classification (CWE)
References
- bugs.webkit.org/show_bug.cgi (Permissions Required, Vendor Advisory)
- trac.webkit.org/changeset/231300/webkit (Vendor Advisory)
- security.gentoo.org/glsa/201808-04 (vendor-advisory)
- www.securityfocus.com/archive/1/542087/100/0/threaded (mailing-list)
- packetstormsecurity.com/files/148200/WebKitGTK-Data-Leak-Code-Execution.html (VDB Entry, Third Party Advisory)
- www.openwall.com/lists/oss-security/2018/06/14/1 (mailing-list, Mailing List)
Frequently asked questions
- What is CVE-2018-12294?
- CVE-2018-12294 is a high-severity vulnerability in Webkit Webkitgtk\+, classified under Use After Free. CVSS score: 8.8/10. Published 2018-06-19.
- How severe is CVE-2018-12294?
- High severity. CVSS v3 base score is 8.8 out of 10.