CVE-2024-21639

{"cve": {"data_type": "CVE", "references": {"reference_data": [{"url": "https://github.com/chromiumembedded/cef/security/advisories/GHSA-m375-jw5x-x8mg", "name": "https://github.com/chromiumembedded/cef/security/advisories/GHSA-m375-jw5x-x8mg", "tags": ["Exploit", "Vendor Advisory"], "refsource": ""}, {"url": "https://github.com/chromiumembedded/cef/commit/1f55d2e12f62cfdfbf9da6968fde2f928982670b", "name": "https://github.com/chromiumembedded/cef/commit/1f55d2e12f62cfdfbf9da6968fde2f928982670b", "tags": ["Patch"], "refsource": ""}]}, "data_format": "MITRE", "description": {"description_data": [{"lang": "en", "value": "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-bounds read outside the sandbox. This vulnerability was patched in commit 1f55d2e."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "en", "value": "CWE-125"}]}]}, "data_version": "4.0", "CVE_data_meta": {"ID": "CVE-2024-21639", "ASSIGNER": "security-advisories@github.com"}}, "impact": {"baseMetricV3": {"cvssV3": {"scope": "CHANGED", "version": "3.1", "baseScore": 9.6, "attackVector": "NETWORK", "baseSeverity": "CRITICAL", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "HIGH"}, "impactScore": 5.8, "exploitabilityScore": 3.1}}, "publishedDate": "2024-01-12T22:15Z", "configurations": {"nodes": [{"children": [], "operator": "OR", "cpe_match": [{"cpe23Uri": "cpe:2.3:a:chromiumembedded:chromium_embedded_framework:*:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true, "versionEndExcluding": "2024-01-05"}]}], "CVE_data_version": "4.0"}, "lastModifiedDate": "2024-01-22T19:23Z"}