CVE-2021-30666
CVE-2021-30666
This page contains facts from public vulnerability sources. Check the original advisory before updating.
A buffer overflow issue was addressed with improved memory handling. This issue is fixed in iOS 12.5.3. Processing maliciously crafted web content may lead to arbitrary code execution. Apple is aware of a report that this issue may have been actively exploited..
CVSS 8.8 · High · EPSS 3.0% · In KEV · Fix available
- Published
- Updated
Stack: system
Affected products and versions
ios
- Versions
- ≥ unspecified, < 12.5: Affected (custom)
Update to 12.5
webkit2gtk Debian:12
- Affected ranges
- ECOSYSTEM: < 2.26.1-2
Update to 2.26.1-2
webkit2gtk Debian:13
- Affected ranges
- ECOSYSTEM: < 2.26.1-2
Update to 2.26.1-2
webkit2gtk Debian:14
- Affected ranges
- ECOSYSTEM: < 2.26.1-2
Update to 2.26.1-2
wpewebkit Debian:12
- Affected ranges
- ECOSYSTEM: < 2.26.3-1
Update to 2.26.3-1
wpewebkit Debian:13
- Affected ranges
- ECOSYSTEM: < 2.26.3-1
Update to 2.26.3-1
wpewebkit Debian:14
- Affected ranges
- ECOSYSTEM: < 2.26.3-1
Update to 2.26.3-1
qtwebkit-opensource-src Ubuntu:16.04:LTS
- Versions
- 5.4.2+dfsg-1ubuntu2.1
- 5.5.1+dfsg-2ubuntu1
- Affected ranges
- ECOSYSTEM: (−∞, +∞)
No fix published
webkit2gtk Ubuntu:16.04:LTS
- Versions
- 2.8.5+dfsg1-3
- 2.10.3+dfsg1-1
- 2.10.4+dfsg1-1
- 2.10.5-1
- 2.10.6-1
- 2.10.6-1ubuntu1
- 2.10.8-1ubuntu1
- 2.10.9-1ubuntu1
- 2.12.5-0ubuntu0.16.04.1
- 2.14.2-0ubuntu0.16.04.1
- 2.14.3-0ubuntu0.16.04.1
- 2.14.5-0ubuntu0.16.04.1
- 2.16.1-0ubuntu0.16.04.1
- 2.16.1-0ubuntu0.16.04.2
- 2.16.2-0ubuntu0.16.04.1
- 2.16.3-0ubuntu0.16.04.1
- 2.16.6-0ubuntu0.16.04.1
- 2.18.0-0ubuntu0.16.04.2
- 2.18.3-0ubuntu0.16.04.1
- 2.18.4-0ubuntu0.16.04.1
- 2.18.5-0ubuntu0.16.04.1
- 2.18.6-0ubuntu0.16.04.1
- 2.20.1-0ubuntu0.16.04.1
- 2.20.2-0ubuntu0.16.04.1
- 2.20.3-0ubuntu0.16.04.1
- 2.20.5-0ubuntu0.16.04.1
- Affected ranges
- ECOSYSTEM: (−∞, +∞)
No fix published
qtwebkit-source Ubuntu:16.04:LTS
- Versions
- 2.3.2-0ubuntu10
- 2.3.2-0ubuntu11
- Affected ranges
- ECOSYSTEM: (−∞, +∞)
No fix published
webkitgtk Ubuntu:16.04:LTS
- Versions
- 2.4.9-2ubuntu2
- 2.4.10-0ubuntu1
- 2.4.11-0ubuntu0.1
- Affected ranges
- ECOSYSTEM: (−∞, +∞)
No fix published
webkit2gtk Ubuntu:18.04:LTS
- Versions
- 2.18.0-2
- 2.18.0-2build1
- 2.18.2-1
- 2.18.3-1
- 2.18.4-1
- 2.18.6-1
- 2.19.91-1ubuntu1
- 2.19.92-1
- 2.20.0-1
- 2.20.0-2
- 2.20.0-2ubuntu1
- 2.20.1-1
- 2.20.2-0ubuntu0.18.04.1
- 2.20.3-0ubuntu0.18.04.1
- 2.20.5-0ubuntu0.18.04.1
- 2.22.2-0ubuntu0.18.04.1
- 2.22.2-0ubuntu0.18.04.2
- 2.22.4-0ubuntu0.18.04.1
- 2.22.5-0ubuntu0.18.04.1
- 2.22.6-0ubuntu0.18.04.1
- 2.24.1-0ubuntu0.18.04.1
- 2.24.2-0ubuntu0.18.04.1
- 2.24.4-0ubuntu0.18.04.1
- Affected ranges
- ECOSYSTEM: < 2.26.1-0ubuntu0.18.04.1
Update to 2.26.1-0ubuntu0.18.04.1
qtwebkit-opensource-src Ubuntu:18.04:LTS
- Versions
- 5.9.1+dfsg-5ubuntu1
- 5.9.1+dfsg-5ubuntu3
- 5.212.0~alpha2-5build2
- 5.212.0~alpha2-5build4
- 5.212.0~alpha2-7
- 5.212.0~alpha2-7build2
- 5.212.0~alpha2-7ubuntu1
- Affected ranges
- ECOSYSTEM: (−∞, +∞)
No fix published
qtwebkit-source Ubuntu:18.04:LTS
- Versions
- 2.3.2-0ubuntu13
- Affected ranges
- ECOSYSTEM: (−∞, +∞)
No fix published
webkitgtk Ubuntu:18.04:LTS
- Versions
- 2.4.11-3
- 2.4.11-3ubuntu2
- 2.4.11-3ubuntu3
- Affected ranges
- ECOSYSTEM: (−∞, +∞)
No fix published
qtwebkit-opensource-src Ubuntu:20.04:LTS
- Versions
- 5.212.0~alpha3-3
- 5.212.0~alpha3-5
- 5.212.0~alpha3-6
- 5.212.0~alpha3-7
- 5.212.0~alpha4-1
- 5.212.0~alpha4-1ubuntu1
- 5.212.0~alpha4-1ubuntu2
- 5.212.0~alpha4-1ubuntu2.1
- Affected ranges
- ECOSYSTEM: (−∞, +∞)
No fix published
wpewebkit Ubuntu:20.04:LTS
- Versions
- 2.26.3-1
- 2.26.4-1
- 2.26.4-1build1
- 2.28.0-1
- 2.28.1-1
- Affected ranges
- ECOSYSTEM: (−∞, +∞)
No fix published
qtwebkit-opensource-src Ubuntu:22.04:LTS
- Versions
- 5.212.0~alpha4-12
- 5.212.0~alpha4-13
- 5.212.0~alpha4-14
- 5.212.0~alpha4-14build1
- 5.212.0~alpha4-14ubuntu2
- 5.212.0~alpha4-15ubuntu1
- Affected ranges
- ECOSYSTEM: (−∞, +∞)
No fix published
wpewebkit Ubuntu:22.04:LTS
- Versions
- 2.32.4-1
- 2.34.1-1
- 2.34.2-1
- 2.34.3-1
- 2.34.4-1
- 2.34.5-1
- 2.34.6-1
- 2.36.0-2ubuntu2
- 2.36.0-2ubuntu3
- Affected ranges
- ECOSYSTEM: (−∞, +∞)
No fix published
qtwebkit-opensource-src Ubuntu:24.04:LTS
- Versions
- 5.212.0~alpha4-33
- 5.212.0~alpha4-33build1
- 5.212.0~alpha4-34
- 5.212.0~alpha4-34ubuntu3
- 5.212.0~alpha4-34ubuntu4
- 5.212.0~alpha4-36
- Affected ranges
- ECOSYSTEM: (−∞, +∞)
No fix published