What is CVE-2024-21640?

CVE-2024-21640 is a medium-severity vulnerability in Chromiumembedded Cef, classified under Out-of-bounds Read. CVSS score: 5.4/10. Published 2024-01-13.

How severe is CVE-2024-21640?

Medium severity. CVSS v3 base score is 5.4 out of 10.

Out-of-bounds Read in Chromiumembedded Cef

CVE-2024-21640

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…

Vulnerability class: Buffer Overflow

EPSS: 0.006 (41.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N.

Affected products

Chromiumembedded Cef — versions < commit 1f55d2e
Chromiumembedded Chromium_embedded_framework

Weakness classification (CWE)

CWE-125 — Out-of-bounds Read

References

security-advisories@github.com (x_refsource_CONFIRM, Exploit, Vendor Advisory)
security-advisories@github.com (Patch, x_refsource_MISC)

Frequently asked questions

What is CVE-2024-21640?: CVE-2024-21640 is a medium-severity vulnerability in Chromiumembedded Cef, classified under Out-of-bounds Read. CVSS score: 5.4/10. Published 2024-01-13.
How severe is CVE-2024-21640?: Medium severity. CVSS v3 base score is 5.4 out of 10.