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.

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Advisories
Source ID Title
Debian DSA Debian DSA DSA-5527-1 webkit2gtk security update
EUVD EUVD EUVD-2023-43626 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.
Ubuntu USN Ubuntu USN USN-6426-1 WebKitGTK vulnerabilities
Fixes

Solution

No solution given by the vendor.


Workaround

No workaround given by the vendor.

History

Tue, 04 Nov 2025 20:30:00 +0000


Wed, 16 Jul 2025 13:45:00 +0000

Type Values Removed Values Added
Metrics epss

{'score': 0.00159}

epss

{'score': 0.00164}


Mon, 07 Jul 2025 14:15:00 +0000

Type Values Removed Values Added
First Time appeared Redhat rhel Els
CPEs cpe:/o:redhat:rhel_els:7
Vendors & Products Redhat rhel Els

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: talos

Published:

Updated: 2025-11-04T19:17:45.371Z

Reserved: 2023-08-14T16:33:45.829Z

Link: CVE-2023-39928

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Modified

Published: 2023-10-06T16:15:13.223

Modified: 2025-11-04T20:16:36.247

Link: CVE-2023-39928

cve-icon Redhat

Severity : Moderate

Publid Date: 2023-09-28T00:00:00Z

Links: CVE-2023-39928 - Bugzilla

cve-icon OpenCVE Enrichment

No data.

Weaknesses