Use After Free Affecting webkit2gtk3-jsc package, versions <0:2.34.6-1.el8
Threat Intelligence
EPSS
0.65% (80th
percentile)
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Test your applications- Snyk ID SNYK-ORACLE8-WEBKIT2GTK3JSC-2831667
- published 18 May 2022
- disclosed 28 Oct 2021
Introduced: 28 Oct 2021
CVE-2021-30809 Open this link in a new tabHow to fix?
Upgrade Oracle:8 webkit2gtk3-jsc to version 0:2.34.6-1.el8 or higher.
This issue was patched in ELSA-2022-1777.
NVD Description
Note: Versions mentioned in the description apply only to the upstream webkit2gtk3-jsc package and not the webkit2gtk3-jsc package as distributed by Oracle.
See How to fix? for Oracle:8 relevant fixed versions and status.
A use after free issue was addressed with improved memory management. This issue is fixed in Safari 15, tvOS 15, watchOS 8, iOS 15 and iPadOS 15. Processing maliciously crafted web content may lead to arbitrary code execution.
References
- https://linux.oracle.com/cve/CVE-2021-30809.html
- https://linux.oracle.com/errata/ELSA-2022-1777.html
- http://www.openwall.com/lists/oss-security/2021/12/20/6
- https://support.apple.com/en-us/HT212814
- https://support.apple.com/en-us/HT212815
- https://support.apple.com/en-us/HT212816
- https://support.apple.com/en-us/HT212819
- https://support.apple.com/kb/HT212869
CVSS Scores
version 3.1