CVE-2021-30858
CVE-2021-30858
This page contains facts from public vulnerability sources. Check the original advisory before updating.
A use after free issue was addressed with improved memory management. This issue is fixed in iOS 14.8 and iPadOS 14.8, macOS Big Sur 11.6. 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 13.4% · In KEV · Fix available
- Published
- Updated
Stack: system
Affected products and versions
macos
- Versions
- ≥ unspecified, < 11.6: Affected (custom)
Update to 11.6
ios
- Versions
- ≥ unspecified, < 14.8: Affected (custom)
Update to 14.8
webkit2gtk Debian:12
- Affected ranges
- ECOSYSTEM: < 2.32.4-1
Update to 2.32.4-1
webkit2gtk Debian:13
- Affected ranges
- ECOSYSTEM: < 2.32.4-1
Update to 2.32.4-1
webkit2gtk Debian:14
- Affected ranges
- ECOSYSTEM: < 2.32.4-1
Update to 2.32.4-1
wpewebkit Debian:12
- Affected ranges
- ECOSYSTEM: < 2.32.4-1
Update to 2.32.4-1
wpewebkit Debian:13
- Affected ranges
- ECOSYSTEM: < 2.32.4-1
Update to 2.32.4-1
wpewebkit Debian:14
- Affected ranges
- ECOSYSTEM: < 2.32.4-1
Update to 2.32.4-1
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
- 2.26.1-0ubuntu0.18.04.1
- 2.26.2-0ubuntu0.18.04.1
- 2.26.3-0ubuntu0.18.04.1
- 2.26.4-0ubuntu0.18.04.1
- 2.28.0-0ubuntu0.18.04.3
- 2.28.1-0ubuntu0.18.04.1
- 2.28.2-0ubuntu0.18.04.1
- 2.28.3-0ubuntu0.18.04.1
- 2.28.4-0ubuntu0.18.04.1
- 2.30.3-0ubuntu0.18.04.1
- 2.30.5-0ubuntu0.18.04.1
- 2.30.6-0ubuntu0.18.04.1
- 2.32.0-0ubuntu0.18.04.1
- 2.32.3-0ubuntu0.18.04.1
- Affected ranges
- ECOSYSTEM: < 2.32.4-0ubuntu0.18.04.1
Update to 2.32.4-0ubuntu0.18.04.1
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
webkit2gtk Ubuntu:20.04:LTS
- Versions
- 2.26.1-3
- 2.26.2-1
- 2.26.3-1ubuntu2
- 2.26.4-1ubuntu1
- 2.28.0-1ubuntu2
- 2.28.1-1
- 2.28.2-0ubuntu0.20.04.1
- 2.28.3-0ubuntu0.20.04.1
- 2.28.4-0ubuntu0.20.04.1
- 2.30.3-0ubuntu0.20.04.1
- 2.30.5-0ubuntu0.20.04.1
- 2.30.6-0ubuntu0.20.04.1
- 2.32.0-0ubuntu0.20.04.1
- 2.32.3-0ubuntu0.20.04.1
- Affected ranges
- ECOSYSTEM: < 2.32.4-0ubuntu0.20.04.1
Update to 2.32.4-0ubuntu0.20.04.1
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
Original sources
- https://support.apple.com/en-us/HT212804
- https://support.apple.com/en-us/HT212807
- http://seclists.org/fulldisclosure/2021/Sep/27
- http://seclists.org/fulldisclosure/2021/Sep/25
- http://seclists.org/fulldisclosure/2021/Sep/29
- http://www.openwall.com/lists/oss-security/2021/09/20/1
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/BO6DMTHZR57JDBOXPSNR2MKDMCRWV265/
- http://seclists.org/fulldisclosure/2021/Sep/38
- http://seclists.org/fulldisclosure/2021/Sep/39
- https://www.debian.org/security/2021/dsa-4975
- https://www.debian.org/security/2021/dsa-4976
- https://support.apple.com/kb/HT212824
- http://seclists.org/fulldisclosure/2021/Sep/50
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/XYNV7ASK4LQVAUMJXNXBS3Z7RVDQ2N3W/
- http://www.openwall.com/lists/oss-security/2021/10/26/9
- http://www.openwall.com/lists/oss-security/2021/10/27/1
- http://www.openwall.com/lists/oss-security/2021/10/27/2
- http://www.openwall.com/lists/oss-security/2021/10/27/4
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-30858
- https://nvd.nist.gov/vuln/detail/CVE-2021-30858