VulnerabilityModified
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.
HIGH 7.5EPSS 2.22%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (2.22%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
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.
- CVSS 3.1
- 7.5 HIGHCVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
- EPSS
- 2.22% probability · 82th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-787
- Affected
- webkitgtk/webkitgtk · debian/debian linux
- Source
- cve@mitre.org
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
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.