CVE-2022-30293
7.5
HIGH
CVSS 3.1
EPSS 0.19%
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.
How to fix CVE-2022-30293
To remediate CVE-2022-30293, upgrade the affected package to a fixed version below.
- Debian/webkit2gtk—upgrade to 2.36.3-1~deb11u1 or later
- Debian/wpewebkit—upgrade to 2.36.3-1~deb11u1 or later
Is CVE-2022-30293 being exploited?
Low — EPSS is 0.2%, meaning exploitation activity has not been observed at scale.
Affected packages (2)
- from 0, < 2.36.3-1~deb11u1
- from 0, < 2.36.3-1~deb11u1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH7.5 | CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H |