CVE-2024-21639
CVSS 3.1 Score 5.3 of 10 (medium)
Details
Summary
CVE-2024-21639 is a vulnerability that affects CEF (Chromium Embedded Framework), a framework used for embedding Chromium-based browsers in other applications. The vulnerability, which has a base severity of MEDIUM and a risk score of 65, occurs in the CefLayeredWindowUpdaterOSR::OnAllocatedSharedMemory function. It allows for an out-of-bounds read outside the sandbox as the shared memory size is not properly checked. The vulnerability was patched in commit 1f55d2e. The exploitability score is 1.6, indicating a low level of exploitability, and the potential danger to an organization lies in the high availability impact it poses.
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