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drm/amdgpu/pm/powerplay: bounds-check voltage index in Vega10 lookup

Type: advisorySource: Official CVE List1 source record

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu/pm/powerplay: bounds-check voltage index in Vega10 lookup vddInd, vddciInd and mvddInd from VBIOS-parsed tables index into vddc, vddci and vddmem lookup tables without bounds checks across nine sites. Return -EINVAL when any index is out of range.

Announced Source revision 1
Original source ↗

CVE-2026-93177

Primary source · Revision 1

Imported from structured advisory data. Source references identify upstream records or fields; verify affected versions and your deployed configuration.

Security context

Source reference: cve:CVE-2026-93177

Linux

Source reference: /containers/cna/affected/0/product

Affected versions
Not stated in this record
Fixed versions
Not stated in this record
Prerequisites
Not stated in this record

Linux

Source reference: /containers/cna/affected/1/product

Affected versions
Not stated in this record
Fixed versions
Not stated in this record
Prerequisites
Not stated in this record

Structured affected-version data

Original package identities and version rules from this source.

[
  {
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "vendor": "Linux",
    "product": "Linux",
    "versions": [
      {
        "status": "affected",
        "version": "f83a9991648bb4023a53104db699e99305890d51",
        "lessThan": "206e478810d6af50b25d8da72e3af8d55a014365",
        "versionType": "git"
      },
      {
        "status": "affected",
        "version": "f83a9991648bb4023a53104db699e99305890d51",
        "lessThan": "25dedc13ceb9b6109c79c92a726ca4ca017c9eaa",
        "versionType": "git"
      },
      {
        "status": "affected",
        "version": "f83a9991648bb4023a53104db699e99305890d51",
        "lessThan": "ae25c92d91f2cb90ede2b0eb0f58efa82ccc718b",
        "versionType": "git"
      },
      {
        "status": "affected",
        "version": "f83a9991648bb4023a53104db699e99305890d51",
        "lessThan": "b349dcf061a6dc8c6cef9a10530331ef2ff66c72",
        "versionType": "git"
      },
      {
        "status": "affected",
        "version": "f83a9991648bb4023a53104db699e99305890d51",
        "lessThan": "dfe89f1a0c7f40ef858b93881198f9728df956cf",
        "versionType": "git"
      },
      {
        "status": "affected",
        "version": "f83a9991648bb4023a53104db699e99305890d51",
        "lessThan": "46d27e56dbd6345b9c7b62b67ec57407bf3bf29a",
        "versionType": "git"
      },
      {
        "status": "affected",
        "version": "f83a9991648bb4023a53104db699e99305890d51",
        "lessThan": "06aef6dcc1d52da5112cbcde39c062e493247ab5",
        "versionType": "git"
      },
      {
        "status": "affected",
        "version": "f83a9991648bb4023a53104db699e99305890d51",
        "lessThan": "6fa33f594e46e775a94097f71b486d7b006b6917",
        "versionType": "git"
      }
    ],
    "programFiles": [
      "drivers/gpu/drm/amd/pm/powerplay/hwmgr/vega10_hwmgr.c"
    ],
    "defaultStatus": "unaffected"
  },
  {
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "vendor": "Linux",
    "product": "Linux",
    "versions": [
      {
        "status": "affected",
        "version": "4.12"
      },
      {
        "status": "unaffected",
        "version": "0",
        "lessThan": "4.12",
        "versionType": "semver"
      },
      {
        "status": "unaffected",
        "version": "5.10.270",
        "versionType": "semver",
        "lessThanOrEqual": "5.10.*"
      },
      {
        "status": "unaffected",
        "version": "5.15.221",
        "versionType": "semver",
        "lessThanOrEqual": "5.15.*"
      },
      {
        "status": "unaffected",
        "version": "6.1.188",
        "versionType": "semver",
        "lessThanOrEqual": "6.1.*"
      },
      {
        "status": "unaffected",
        "version": "6.6.157",
        "versionType": "semver",
        "lessThanOrEqual": "6.6.*"
      },
      {
        "status": "unaffected",
        "version": "6.12.110",
        "versionType": "semver",
        "lessThanOrEqual": "6.12.*"
      },
      {
        "status": "unaffected",
        "version": "6.18.52",
        "versionType": "semver",
        "lessThanOrEqual": "6.18.*"
      },
      {
        "status": "unaffected",
        "version": "7.2.6",
        "versionType": "semver",
        "lessThanOrEqual": "7.2.*"
      },
      {
        "status": "unaffected",
        "version": "7.3",
        "versionType": "original_commit_for_fix",
        "lessThanOrEqual": "*"
      }
    ],
    "programFiles": [
      "drivers/gpu/drm/amd/pm/powerplay/hwmgr/vega10_hwmgr.c"
    ],
    "defaultStatus": "affected"
  }
]
Related CVEs
CVE-2026-93177

Source reference: /cveMetadata/cveId

Publisher severity

high

Source reference: /containers/cna/metrics

Event
#37889 · Revision 1
Added to Heist Feed
Publisher date
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