CVE-2026-97494 (GCVE-0-2026-97494)
Vulnerability from cvelistv5
Published
2026-09-24 16:04
Modified
2026-10-30 12:37
Severity ?
Summary
In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: validate and share PSP fw_pri_buf copies via psp_copy_fw Change psp_copy_fw from void to int: return -ENODEV when drm_dev_enter fails, and -EINVAL when the image size is zero or larger than the 1 MiB PSP private buffer. Replace open-coded memset/memcpy into fw_pri_buf with psp_copy_fw.
References
Impacted products
Vendor Product Version
Linux Linux Version: 2b0c3aee2172451e9f982b25f3fdf59a1b687dc3
Version: 2b0c3aee2172451e9f982b25f3fdf59a1b687dc3
Version: 2b0c3aee2172451e9f982b25f3fdf59a1b687dc3
Version: 2b0c3aee2172451e9f982b25f3fdf59a1b687dc3
Version: 2b0c3aee2172451e9f982b25f3fdf59a1b687dc3
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{
  "containers": {
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c",
            "drivers/gpu/drm/amd/amdgpu/amdgpu_psp.h",
            "drivers/gpu/drm/amd/amdgpu/psp_v11_0.c",
            "drivers/gpu/drm/amd/amdgpu/psp_v12_0.c",
            "drivers/gpu/drm/amd/amdgpu/psp_v13_0.c",
            "drivers/gpu/drm/amd/amdgpu/psp_v13_0_4.c",
            "drivers/gpu/drm/amd/amdgpu/psp_v14_0.c",
            "drivers/gpu/drm/amd/amdgpu/psp_v3_1.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
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        },
        {
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          "product": "Linux",
          "programFiles": [
            "drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c",
            "drivers/gpu/drm/amd/amdgpu/amdgpu_psp.h",
            "drivers/gpu/drm/amd/amdgpu/psp_v11_0.c",
            "drivers/gpu/drm/amd/amdgpu/psp_v12_0.c",
            "drivers/gpu/drm/amd/amdgpu/psp_v13_0.c",
            "drivers/gpu/drm/amd/amdgpu/psp_v13_0_4.c",
            "drivers/gpu/drm/amd/amdgpu/psp_v14_0.c",
            "drivers/gpu/drm/amd/amdgpu/psp_v3_1.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "status": "affected",
              "version": "4.12"
            },
            {
              "lessThan": "4.12",
              "status": "unaffected",
              "version": "0",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.1.*",
              "status": "unaffected",
              "version": "6.1.191",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.6.*",
              "status": "unaffected",
              "version": "6.6.160",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.12.*",
              "status": "unaffected",
              "version": "6.12.111",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.18.*",
              "status": "unaffected",
              "version": "6.18.53",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "*",
              "status": "unaffected",
              "version": "7.2",
              "versionType": "original_commit_for_fix"
            }
          ]
        }
      ],
      "cpeApplicability": [
        {
          "nodes": [
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.1.191",
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                  "vulnerable": true
                },
                {
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                  "versionEndExcluding": "6.6.160",
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                },
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                }
              ],
              "negate": false,
              "operator": "OR"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/amdgpu: validate and share PSP fw_pri_buf copies via psp_copy_fw\n\nChange psp_copy_fw from void to int: return -ENODEV when drm_dev_enter\nfails, and -EINVAL when the image size is zero or larger than the\n1 MiB PSP private buffer.\n\nReplace open-coded memset/memcpy into fw_pri_buf with psp_copy_fw."
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-10-30T12:37:04.017Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
      },
      "references": [
        {
          "url": "https://git.kernel.org/stable/c/cb755c29d0fa8fa4b0630bf60cf434c30ffdf0c7"
        },
        {
          "url": "https://git.kernel.org/stable/c/8ddda06ae356fda0418b7017e658d976dad6214e"
        },
        {
          "url": "https://git.kernel.org/stable/c/25bec2425c3d50ba9a92ad87bbf8628be29e5c32"
        },
        {
          "url": "https://git.kernel.org/stable/c/1aa55af304a2decaacca1d1fabe4257c277ca54a"
        },
        {
          "url": "https://git.kernel.org/stable/c/d1f9f5839bd785a3a06335a01d53282e80f8e5fa"
        }
      ],
      "title": "drm/amdgpu: validate and share PSP fw_pri_buf copies via psp_copy_fw",
      "x_generator": {
        "engine": "bippy-1.2.0"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
    "assignerShortName": "Linux",
    "cveId": "CVE-2026-97494",
    "datePublished": "2026-09-24T16:04:41.957Z",
    "dateReserved": "2026-09-24T16:01:01.150Z",
    "dateUpdated": "2026-10-30T12:37:04.017Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}


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