CVE-2022-30293
HIGHCVSS 7.5/10EPSS 2.02%
Last modified
CVE-2022-30293 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. In WebKitGTK through 2.36.0 (and WPE WebKit), there is a heap-based buffer overflow in WebCore::TextureMapperLayer::setContentsLayer in WebCore/platform/graphics/texmap/TextureMapperLayer.cpp.. EPSS estimates a 2.02% chance of exploitation in the next 30 days.
Description
In WebKitGTK through 2.36.0 (and WPE WebKit), there is a heap-based buffer overflow in WebCore::TextureMapperLayer::setContentsLayer in WebCore/platform/graphics/texmap/TextureMapperLayer.cpp.
Metrics
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Webkitgtk | Webkitgtk | <= 2.36.0 |
| Debian | Debian Linux | 10.0 |
| Debian | Debian Linux | 11.0 |
References
- http://www.openwall.com/lists/oss-security/2022/05/30/1Mailing List, Third Party Advisory
- https://bugs.webkit.org/show_bug.cgi?id=237187Patch, Vendor Advisory
- https://github.com/ChijinZ/security_advisories/tree/master/webkitgtk-2.36.0Exploit, Third Party Advisory
- https://security.gentoo.org/glsa/202208-39Third Party Advisory
- https://www.debian.org/security/2022/dsa-5154Third Party Advisory
- https://www.debian.org/security/2022/dsa-5155Third Party Advisory
- http://www.openwall.com/lists/oss-security/2022/05/30/1Mailing List, Third Party Advisory
- https://bugs.webkit.org/show_bug.cgi?id=237187Patch, Vendor Advisory
- https://github.com/ChijinZ/security_advisories/tree/master/webkitgtk-2.36.0Exploit, Third Party Advisory
- https://security.gentoo.org/glsa/202208-39Third Party Advisory
- https://www.debian.org/security/2022/dsa-5154Third Party Advisory
- https://www.debian.org/security/2022/dsa-5155Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2022-30293?
In WebKitGTK through 2.36.0 (and WPE WebKit), there is a heap-based buffer overflow in WebCore::TextureMapperLayer::setContentsLayer in WebCore/platform/graphics/texmap/TextureMapperLayer.cpp.
How severe is CVE-2022-30293?
CVE-2022-30293 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 2.02% probability of exploitation in the next 30 days.
How do I fix CVE-2022-30293?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
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Are you affected by CVE-2022-30293?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST
