Use After Free The advisory has been revoked - it doesn't affect any version of package webkit2gtk3-jsc (opens in a new tab)
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-RHEL9-WEBKIT2GTK3JSC-9439734
- published15 Mar 2025
- disclosed28 Sept 2023
Introduced: 28 Sep 2023
CVE-2023-39928 (opens in a new tab)Amendment
The Red Hat security team deemed this advisory irrelevant for RHEL:9.
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 RHEL.
A use-after-free vulnerability exists in the MediaRecorder API of Webkit WebKitGTK 2.40.5. A specially crafted web page can abuse this vulnerability to cause memory corruption and potentially arbitrary code execution. A user would need to to visit a malicious webpage to trigger this vulnerability.
References
- https://access.redhat.com/security/cve/CVE-2023-39928
- https://www.talosintelligence.com/vulnerability_reports/TALOS-2023-1831
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/4EEMDC5TQAANFH5D77QM34ZTUKXPFGVL/
- https://security.gentoo.org/glsa/202401-33
- https://talosintelligence.com/vulnerability_reports/TALOS-2023-1831
- https://webkitgtk.org/security/WSA-2023-0009.html
- https://www.debian.org/security/2023/dsa-5527