drm/amdgpu: fix use-after-free in amdgpu_userq_suspend+0x51a/0x5a0

{
  "id": "a72a3229417b27f6febe2ec1ed343155a83bc9685d0c48cee75bb47be91877bf",
  "url": "https://osv.dev/vulnerability/CVE-2025-38598",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "drm/amdgpu: fix use-after-free in amdgpu_userq_suspend+0x51a/0x5a0",
    "summary": "In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: fix use-after-free in amdgpu_userq_suspend+0x51a/0x5a0 [ +0.000020] BUG: KASAN: slab-use-after-free in amdgpu_userq_suspend+0x51a/0x5a0 [amdgpu] [ +0.000817] Read of size 8 at addr ffff88812eec8c58 by task amd_pci_unplug/1733 [ +0.000027] CPU: 10 UID: 0 PID: 1733 Comm: amd_pci_unplug Tainted: G W 6.14.0+ #2 [ +0.000009] Tainted: [W]=WARN [ +0.000003] Hardware name: ASUS System Product Name/ROG STRIX B550-F GAMING (WI-FI), BIOS 1401 12/03/2020 [ +0.000004] Call Trace: [ +0.000004] [ +0.000003] dump_stack_lvl+0x76/0xa0 [ +0.000011] print_report+0xce/0x600 [ +0.000009] ? srso_return_thunk+0x5/0x5f [ +0.000006] ? kasan_complete_mode_report_info+0x76/0x200 [ +0.000007] ? kasan_addr_to_slab+0xd/0xb0 [ +0.000006] ? amdgpu_userq_suspend+0x51a/0x5a0 [amdgpu] [ +0.000707] kasan_report+0xbe/0x110 [ +0.000006] ? amdgpu_userq_suspend+0x51a/0x5a0 [amdgpu] [ +0.000541] __asan_report_load8_noabort+0x14/0x30 [ +0.000005] amdgpu_userq_suspend+0x51a/0x5a0 [amdgpu] [ +0.000535] ? stop_cpsch+0x396/0x600 [amdgpu] [ +0.000556] ? stop_cpsch+0x429/0x600 [amdgpu] [ +0.000536] ? __pfx_amdgpu_userq_suspend+0x10/0x10 [amdgpu] [ +0.000536] ? srso_return_thunk+0x5/0x5f [ +0.000004] ? kgd2kfd_suspend+0x132/0x1d0 [amdgpu] [ +0.000542] amdgpu_device_fini_hw+0x581/0xe90 [amdgpu] [ +0.000485] ? down_write+0xbb/0x140 [ +0.000007] ? __mutex_unlock_slowpath.constprop.0+0x317/0x360 [ +0.000005] ? __pfx_amdgpu_device_fini_hw+0x10/0x10 [a",
    "evidence": "osv:CVE-2025-38598",
    "products": [
      {
        "name": {
          "value": "Kernel",
          "evidence": "/affected/1/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "6.16.1",
            "evidence": "/affected/1/ranges"
          }
        ],
        "affected_versions": []
      }
    ],
    "severity": "high",
    "structured": {
      "id": "CVE-2025-38598",
      "aliases": [
        "CVE-2025-38598"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
              "type": "GIT",
              "events": [
                {
                  "introduced": "adba0929736a6a2d2780e8e6e4082e42e5ba025c"
                },
                {
                  "fixed": "96f663ae897b3e6ac17ced1d9b9c2ae9f165ad9a"
                },
                {
                  "fixed": "a886d26f2c8f9e3f3c1869ae368d09c75daac553"
                }
              ]
            }
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2025-38598.json"
          }
        },
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "6.16.0"
                },
                {
                  "fixed": "6.16.1"
                }
              ]
            }
          ],
          "package": {
            "name": "Kernel",
            "ecosystem": "Linux"
          },
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2025-38598.json"
          }
        }
      ],
      "modified": "2026-10-28T02:30:39.616622030Z",
      "provider": "osv",
      "references": [
        "https://git.kernel.org/stable/c/96f663ae897b3e6ac17ced1d9b9c2ae9f165ad9a",
        "https://git.kernel.org/stable/c/a886d26f2c8f9e3f3c1869ae368d09c75daac553",
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/38xxx/CVE-2025-38598.json",
        "https://nvd.nist.gov/vuln/detail/CVE-2025-38598",
        "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"
      ],
      "provider_metadata": {
        "cna_assigner": "Linux",
        "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/38xxx/CVE-2025-38598.json"
      }
    },
    "related_cves": [
      {
        "value": "CVE-2025-38598",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 506915,
  "published_at": "2025-08-19T17:03:33.308+00:00"
}