Buffer overflow in Webkitgtk
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.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.022 (82.0th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 82nd percentile — 82.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.022 · newest: 0.022 · change: 0.000
Affected products
- Webkitgtk
- Debian Linux — versions 10.0, 11.0
Weakness classification (CWE)
References
- github.com/ChijinZ/security_advisories/tree/master/webkitgtk-2.36.0 (Exploit, Third Party Advisory)
- bugs.webkit.org/show_bug.cgi (Patch, Vendor Advisory)
- www.openwall.com/lists/oss-security/2022/05/30/1 (mailing-list, Mailing List, Third Party Advisory)
- www.debian.org/security/2022/dsa-5154 (vendor-advisory, Third Party Advisory)
- www.debian.org/security/2022/dsa-5155 (vendor-advisory, Third Party Advisory)
- security.gentoo.org/glsa/202208-39 (vendor-advisory, Third Party Advisory)
Frequently asked questions
- What is CVE-2022-30293?
- CVE-2022-30293 is a high-severity vulnerability in Webkitgtk, classified under Out-of-bounds Write. CVSS score: 7.5/10. Published 2022-05-06.
- How severe is CVE-2022-30293?
- High severity. CVSS v3 base score is 7.5 out of 10.