drm/amdgpu: Fix use-after-free race in VM acquire_CVE-2026-43370

{
    "lastseen": "",
    "description": "In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/amdgpu: Fix use-after-free race in VM acquire\n\nReplace non-atomic vm->process_info assignment with cmpxchg()\nto prevent race when parent/child processes sharing a drm_file\nboth try to acquire the same VM after fork().\n\n(cherry picked from commit c7c573275ec20db05be769288a3e3bb2250ec618)",
    "published": "2026-05-08T14:21:21.926Z",
    "modified": "2026-05-11T06:33:48.813Z",
    "type": "cve",
    "title": "drm/amdgpu: Fix use-after-free race in VM acquire",
    "source": "Linux",
    "references": "https://git.kernel.org/stable/c/ae87aea330c24f462fc7058ed543ba8bc6798447\nhttps://git.kernel.org/stable/c/46d309996bd9251792d7dafdbaf615cf202b4447\nhttps://git.kernel.org/stable/c/e61e355cbe49e585097eee28c15b862bfb1c0668\nhttps://git.kernel.org/stable/c/c658c1c85ec235b7ecfbf8dbfee385b1332088f4\nhttps://git.kernel.org/stable/c/904025fa8bba1d028adade33346372b4ac1a9249\nhttps://git.kernel.org/stable/c/7885eb335d8f9e9942925d57e300a85e3f82ded4\nhttps://git.kernel.org/stable/c/94b7782d0c8024f5b88454241c8d4777076c3786\nhttps://git.kernel.org/stable/c/2c1030f2e84885cc58bffef6af67d5b9d2e7098f",
    "id": "CVE-2026-43370",
    "bulletinFamily": "",
    "cwe": null,
    "cvelist": null,
    "sourceData": "Linux Linux ede0dd86f45adf2b7083bb161f6bc81da5fe2bad\nLinux Linux ede0dd86f45adf2b7083bb161f6bc81da5fe2bad\nLinux Linux ede0dd86f45adf2b7083bb161f6bc81da5fe2bad\nLinux Linux ede0dd86f45adf2b7083bb161f6bc81da5fe2bad\nLinux Linux ede0dd86f45adf2b7083bb161f6bc81da5fe2bad\nLinux Linux ede0dd86f45adf2b7083bb161f6bc81da5fe2bad\nLinux Linux ede0dd86f45adf2b7083bb161f6bc81da5fe2bad\nLinux Linux ede0dd86f45adf2b7083bb161f6bc81da5fe2bad\nLinux Linux 4.17",
    "sourceHref": "",
    "cvss": {
        "score": 7.8,
        "severity": "HIGH",
        "vector": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
        "version": "3.1"
    },
    "cvss2": [],
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        "baseScore": 0,
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        "privilegesRequired": "",
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        "scope": "",
        "confidentialityImpact": "",
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        "cvssV3": {
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    },
    "href": "",
    "category_name": "CVE",
    "post_link": "",
    "product": "Linux",
    "version": "ede0dd86f45adf2b7083bb161f6bc81da5fe2bad",
    "vendor": "Linux",
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    "ai_score": 0
}