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CVE-2023-39928

HIGH
8.8
CVSS Score
Published: October 6, 2023 at 03:17 PM UTC
Updated: June 17, 2026 at 06:12 AM UTC
4 products affected across 4 vendorsDebian LinuxFedoraWebKitGTK

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Severity
HIGH8.8
Exploit prediction
EPSS 1%

Description

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.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (6)

Mailing ListThird Party Advisory
Source: [email protected]
https://lists.fedoraproject.org/archives/list/[email protected]/message/4EEMDC5TQAANFH5D77QM34ZTUKXPFGVL/
Source: [email protected]
https://security.gentoo.org/glsa/202401-33
Third Party Advisory
Source: [email protected]
https://talosintelligence.com/vulnerability_reports/TALOS-2023-1831
Vendor Advisory
Source: [email protected]
https://webkitgtk.org/security/WSA-2023-0009.html
Third Party Advisory
Source: [email protected]
https://www.debian.org/security/2023/dsa-5527
Source: af854a3a-2127-422b-91ae-364da2661108
https://www.talosintelligence.com/vulnerability_reports/TALOS-2023-1831

CVSS

8.8HIGHtalos
Attack Vector
NETWORK
Complexity
LOW
Privileges
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-416

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