drm/amdgpu/vcn4: Prevent OOB reads when parsing dec msg_CVE-2026-46199

{
    "lastseen": "",
    "description": "In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/amdgpu/vcn4: Prevent OOB reads when parsing dec msg\n\nCheck bounds against the end of the BO whenever we access the msg.",
    "published": "2026-05-28T09:40:16.061Z",
    "modified": "2026-05-30T10:49:01.579Z",
    "type": "cve",
    "title": "drm/amdgpu/vcn4: Prevent OOB reads when parsing dec msg",
    "source": "Linux",
    "references": "https://git.kernel.org/stable/c/c72a8b4dc6d598e3831ef3abd9c6527dfbf4810e\nhttps://git.kernel.org/stable/c/7688143ca62edeecacb3ba0a2cea129dbd262a18\nhttps://git.kernel.org/stable/c/63b51e8a9d54317d31cc3856c1e12407070d5fc2\nhttps://git.kernel.org/stable/c/3c817a60b09eaab926e475088e750936efcc95ae\nhttps://git.kernel.org/stable/c/0a78f2bac1424deb7c9d5e09c6b8e849d8e8b648",
    "id": "CVE-2026-46199",
    "bulletinFamily": "",
    "cwe": null,
    "cvelist": null,
    "sourceData": "Linux Linux 87cc7f9ebf7ce10f82250002d667ef3e93a79d44\nLinux Linux 87cc7f9ebf7ce10f82250002d667ef3e93a79d44\nLinux Linux 87cc7f9ebf7ce10f82250002d667ef3e93a79d44\nLinux Linux 87cc7f9ebf7ce10f82250002d667ef3e93a79d44\nLinux Linux 87cc7f9ebf7ce10f82250002d667ef3e93a79d44\nLinux Linux 5.13",
    "sourceHref": "",
    "cvss": {
        "score": 7.1,
        "severity": "HIGH",
        "vector": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H",
        "version": "3.1"
    },
    "cvss2": [],
    "cvss3": {
        "version": "",
        "vectorString": "",
        "baseScore": 0,
        "baseSeverity": "",
        "attackVector": "",
        "attackComplexity": "",
        "privilegesRequired": "",
        "userInteraction": "",
        "scope": "",
        "confidentialityImpact": "",
        "integrityImpact": "",
        "availabilityImpact": "",
        "cvssV3": {
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            "baseScore": 0,
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            "privilegesRequired": "",
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            "availabilityImpact": ""
        }
    },
    "href": "",
    "category_name": "CVE",
    "post_link": "",
    "product": "Linux",
    "version": "87cc7f9ebf7ce10f82250002d667ef3e93a79d44",
    "vendor": "Linux",
    "ai_description": "",
    "ai_severity": "",
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    "ai_score": 0
}