CVE-2023-39928: Use After Free
First published: Thu Sep 28 2023(Updated: )
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.
Credit: talos-cna@cisco.com talos-cna@cisco.com talos-cna@cisco.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| WebKitGTK WebKitGTK | =2.40.5 | |
| Debian Debian Linux | =11.0 | |
| Debian Debian Linux | =12.0 | |
| Fedoraproject Fedora | =37 | |
| ubuntu/webkit2gtk | <2.42.1-0ubuntu0.22.04.1 | 2.42.1-0ubuntu0.22.04.1 |
| ubuntu/webkit2gtk | <2.42.1-0ubuntu0.23.04.1 | 2.42.1-0ubuntu0.23.04.1 |
| ubuntu/webkit2gtk | <2.42.0 | 2.42.0 |
| debian/webkit2gtk | <=2.36.4-1~deb10u1<=2.38.6-0+deb10u1 | 2.42.2-1~deb11u1 2.42.5-1~deb11u1 2.42.2-1~deb12u1 2.42.5-1~deb12u1 2.42.5-1 2.44.1-1 |
| debian/wpewebkit | <=2.38.6-1~deb11u1<=2.38.6-1 | 2.42.5-1 2.44.1-1 |
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Reference Links
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/4EEMDC5TQAANFH5D77QM34ZTUKXPFGVL/
- https://talosintelligence.com/vulnerability_reports/TALOS-2023-1831
- https://webkitgtk.org/security/WSA-2023-0009.html
- https://www.debian.org/security/2023/dsa-5527
- https://security.gentoo.org/glsa/202401-33
- https://launchpad.net/bugs/cve/CVE-2023-39928
- https://security-tracker.debian.org/tracker/CVE-2023-39928
- https://www.openwall.com/lists/oss-security/2023/09/28/3
- https://ubuntu.com/security/notices/USN-6426-1
- https://www.cve.org/CVERecord?id=CVE-2023-39928
- https://nvd.nist.gov/vuln/detail/CVE-2023-39928
- https://ubuntu.com/security/CVE-2023-39928
Frequently Asked Questions
What is the vulnerability ID of this vulnerability?
The vulnerability ID is CVE-2023-39928.
What is the severity of CVE-2023-39928?
The severity of CVE-2023-39928 is high with a severity value of 8.8.
Which software versions are affected by CVE-2023-39928?
The affected software versions are WebKitGTK 2.40.5.
How can this vulnerability be exploited?
This vulnerability can be exploited by visiting a malicious web page that abuses the MediaRecorder API of the affected WebKit GStreamer-based ports to cause memory corruption and potentially execute arbitrary code.
How can I fix CVE-2023-39928?
To fix CVE-2023-39928, update the WebKitGTK software to version 2.42.1-0ubuntu0.22.04.1 (for Ubuntu) or version 2.42.1-1 (for Debian).
- collector/nvd-index
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- vendor/fedoraproject
- canonical/fedoraproject fedora
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