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  4. CVE 2026 93177 drmamdgpupmpowerplay bounds check voltage index
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Back to active CVEs
High · CVSS 7.3CVE-2026-93177

drm/amdgpu/pm/powerplay: bounds-check voltage index in Vega10 lookupCVE-2026-93177

Answer in brief

CVE-2026-93177 records a High severity (CVSS 7.3) vulnerability in drm/amdgpu/pm/powerplay: bounds-check voltage index in Vega10 lookup. The current sources do not mark it as known exploited. The current feed maps Linux/Linux (generic), Linux/Linux (generic). Check affected ranges and fixed versions before updating.

Analysis pending evidence review

HOL Guard separates source facts from reviewed analysis. See the methodology.

Published Sep 17, 2026Updated Oct 19, 2026Source checked Nov 2, 2026First seen by HOL Sep 17, 2026Material review Oct 19, 2026
Upstream Advisory

Key facts

Risk
High · CVSS 7.3
Exploitation
Not marked as known exploited
Affected software
2 mapped packages or products
Fix availability
Available

Why this deserves its current priority

CVSS is 7.3. The current sources do not mark it as known exploited. Treat this as a source-backed prioritization signal, not a statement about your environment.

Analysis status

Analysis pending evidence review

Factual feed record only; HOL analysis is not approved for indexing. Read the methodology.

Affected scope and exposure questions

The current feed maps Linux/Linux (generic), Linux/Linux (generic). Check affected ranges and fixed versions before updating.

Mapped affected packages and fixed versions
PackageAffected rangeFixed version
Linux/Linuxgeneric>=f83a9991648bb4023a53104db699e99305890d51 <206e478810d6af50b25d8da72e3af8d55a014365 || >=f83a9991648bb4023a53104db699e99305890d51 <25dedc13ceb9b6109c79c92a726ca4ca017c9eaa || >=f83a9991648bb4023a53104db699e99305890d51 <ae25c92d91f2cb90ede2b0eb0f58efa82ccc718b || >=f83a9991648bb4023a53104db699e99305890d51 <b349dcf061a6dc8c6cef9a10530331ef2ff66c72 || >=f83a9991648bb4023a53104db699e99305890d51 <dfe89f1a0c7f40ef858b93881198f9728df956cf || >=f83a9991648bb4023a53104db699e99305890d51 <46d27e56dbd6345b9c7b62b67ec57407bf3bf29a || >=f83a9991648bb4023a53104db699e99305890d51 <06aef6dcc1d52da5112cbcde39c062e493247ab5 || >=f83a9991648bb4023a53104db699e99305890d51 <6fa33f594e46e775a94097f71b486d7b006b6917206e478810d6af50b25d8da72e3af8d55a014365, 25dedc13ceb9b6109c79c92a726ca4ca017c9eaa, ae25c92d91f2cb90ede2b0eb0f58efa82ccc718b, b349dcf061a6dc8c6cef9a10530331ef2ff66c72, dfe89f1a0c7f40ef858b93881198f9728df956cf, 46d27e56dbd6345b9c7b62b67ec57407bf3bf29a, 06aef6dcc1d52da5112cbcde39c062e493247ab5, 6fa33f594e46e775a94097f71b486d7b006b6917
Linux/Linuxgeneric4.12Not reported

Recommended response

  1. 1Check inventory. Check lockfiles and deployed manifests for Linux/Linux, Linux/Linux.
  2. 2Review the reported fix. Update Linux/Linux to 206e478810d6af50b25d8da72e3af8d55a014365 if you use the affected versions. Test the change in a non-production environment first.

Evidence timeline and material changes

  1. Published upstream

    Sep 17, 2026

    Evidence: source:cvelist:source_dates:source-dates:record

  2. Source modified

    Oct 19, 2026

    Evidence: source:cvelist:source_dates:source-dates:record

  3. First seen by HOL

    Sep 17, 2026

Sources and claim methodology

  • Source referencegit.kernel.org
  • Source referencegit.kernel.org
  • Source referencegit.kernel.org
  • Source referencegit.kernel.org
  • Source referencegit.kernel.org
  • Source referencegit.kernel.org
  • Source referencegit.kernel.org
  • Source referencegit.kernel.org
Upstream source description

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.

Quoted source text, attributed separately from HOL analysis.

Record context

Vulnerability class
Vulnerability
EPSS
Not reported
CWE IDs
Not reported
Source
CVE List V5
Source checked
Nov 2, 2026
References
8 linked sources
Open source record