CVE-2018-12294: Use After Free
First published: Tue Jun 19 2018(Updated: )
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.
Credit: cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| WebKitGTK+ | <2.20.2 |
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Reference Links
- 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
Frequently Asked Questions
What is CVE-2018-12294?
CVE-2018-12294 is a vulnerability found in WebKitGTK+ prior to version 2.20.2 that allows for a use-after-free vulnerability in WebCore::TextureMapperLayer object.
How severe is CVE-2018-12294?
CVE-2018-12294 has a severity rating of 8.8 (high).
How does CVE-2018-12294 impact WebKitGTK+?
CVE-2018-12294 can lead to a use-after-free vulnerability in WebCore::TextureMapperLayer object within WebKitGTK+.
Which software versions are affected by CVE-2018-12294?
WebKitGTK+ versions prior to 2.20.2 are affected by CVE-2018-12294.
How can the vulnerability CVE-2018-12294 be mitigated?
Updating WebKitGTK+ to version 2.20.2 or later will mitigate the vulnerability.
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