Out-of-bounds Read in Chromiumembedded Cef
CVE-2024-21639
CEF (Chromium Embedded Framework ) is a simple framework for embedding Chromium-based browsers in other applications. `CefLayeredWindowUpdaterOSR::OnAllocatedSharedMemory` does not check the size of the shared memory, which leads to out-of…
Vulnerability class: Buffer Overflow
EPSS: 0.007 (48.5th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H.
Affected products
- Chromiumembedded Cef — versions < commit 1f55d2e
- Chromiumembedded Chromium_embedded_framework
Weakness classification (CWE)
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-2024-21639?
- CVE-2024-21639 is a medium-severity vulnerability in Chromiumembedded Cef, classified under Out-of-bounds Read. CVSS score: 5.3/10. Published 2024-01-12.
- How severe is CVE-2024-21639?
- Medium severity. CVSS v3 base score is 5.3 out of 10.