CVE-2024-21640

OOB Access in CefVideoConsumerOSR::OnFrameCaptured

State: Published
Severity: 5.4 Medium
Published: Jan 13, 2024
Updated: Jun 17, 2025
Reserved: Dec 29, 2023

Description

Chromium Embedded Framework (CEF) is a simple framework for embedding Chromium-based browsers in other applications.`CefVideoConsumerOSR::OnFrameCaptured` does not check `pixel_format` properly, which leads to out-of-bounds read out of the sandbox. This vulnerability was patched in commit 1f55d2e.

Scores

CVSS	Score	Vector	Source
3.1	5.4 Medium	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N	GitHub_M

Weaknesses

CWE-125 Out-of-bounds Read

Affected Products

Product	Versions
cefchromiumembedded	< commit 1f55d2eAffected

References

https://github.com/chromiumembedded/cef/security/advisories/GHSA-3h3j-38xq-v7hh
https://github.com/chromiumembedded/cef/commit/1f55d2e12f62cfdfbf9da6968fde2f928982670b

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