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

CVE record · `CVE-2026-93177`

- **Identifiers:** `CVE-2026-93177`
- **State:** Confirmed
- **Severity:** CVSS 7.3 High
- **Critical:** No
- **CNA:** Linux
- **Technologies:** [Linux kernel](https://agentprime.io/advisories/technology/linux-kernel.md)
- **Published:** 17 Sept 2026
- **Updated:** 19 Oct 2026
- **Reviewed by a person:** No

Published by the CVE Program (CNA: Linux) at 17 Sept 2026, 16:12 UTC. agentprime has not analysed this yet, so whether it affects any app is not known. This CVE names a vendor and product rather than a package, so the lockfile check doesn’t match it.

## Affected products, as the CNA wrote them

- Vendor: Linux. Product: Linux.
  - affected: `f83a9991648bb4023a53104db699e99305890d51 to before 206e478810d6af50b25d8da72e3af8d55a014365` (git)
  - affected: `f83a9991648bb4023a53104db699e99305890d51 to before 25dedc13ceb9b6109c79c92a726ca4ca017c9eaa` (git)
  - affected: `f83a9991648bb4023a53104db699e99305890d51 to before ae25c92d91f2cb90ede2b0eb0f58efa82ccc718b` (git)
  - affected: `f83a9991648bb4023a53104db699e99305890d51 to before b349dcf061a6dc8c6cef9a10530331ef2ff66c72` (git)
  - affected: `f83a9991648bb4023a53104db699e99305890d51 to before dfe89f1a0c7f40ef858b93881198f9728df956cf` (git)
  - affected: `f83a9991648bb4023a53104db699e99305890d51 to before 46d27e56dbd6345b9c7b62b67ec57407bf3bf29a` (git)
  - affected: `f83a9991648bb4023a53104db699e99305890d51 to before 06aef6dcc1d52da5112cbcde39c062e493247ab5` (git)
  - affected: `f83a9991648bb4023a53104db699e99305890d51 to before 6fa33f594e46e775a94097f71b486d7b006b6917` (git)
  - Other versions: unaffected
- Vendor: Linux. Product: Linux.
  - affected: `4.12`
  - unaffected: `before 4.12` (semver)
  - unaffected: `5.10.270 to 5.10.*, inclusive` (semver)
  - unaffected: `5.15.221 to 5.15.*, inclusive` (semver)
  - unaffected: `6.1.188 to 6.1.*, inclusive` (semver)
  - unaffected: `6.6.157 to 6.6.*, inclusive` (semver)
  - unaffected: `6.12.110 to 6.12.*, inclusive` (semver)
  - unaffected: `6.18.52 to 6.18.*, inclusive` (semver)
  - unaffected: `7.2.6 to 7.2.*, inclusive` (semver)
  - unaffected: `7.3 to *, inclusive` (original_commit_for_fix)
  - Other versions: affected

## Not analysed yet

We haven’t published our own analysis of this CVE. If a person reviews it, this page will say what’s affected and what has to be true for it to matter.

## Severity and exploitation

- 7.3 High, CVSS 3.1: `CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:L/A:H`, from CNA (Linux)

- **CISA KEV:** Not listed.
- **EPSS:** 0.0016, the 5th percentile, on 13 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days.

## Timeline

This record came from the full history of the CVE Program, published 17 Sept 2026. New records show when each source confirmed them.

## Sources

- [CVE List: CVE-2026-93177](https://www.cve.org/CVERecord?id=CVE-2026-93177)
- [NVD: CVE-2026-93177](https://nvd.nist.gov/vuln/detail/CVE-2026-93177)

### References from the CNA

- <https://git.kernel.org/stable/c/206e478810d6af50b25d8da72e3af8d55a014365>
- <https://git.kernel.org/stable/c/25dedc13ceb9b6109c79c92a726ca4ca017c9eaa>
- <https://git.kernel.org/stable/c/ae25c92d91f2cb90ede2b0eb0f58efa82ccc718b>
- <https://git.kernel.org/stable/c/b349dcf061a6dc8c6cef9a10530331ef2ff66c72>
- <https://git.kernel.org/stable/c/dfe89f1a0c7f40ef858b93881198f9728df956cf>
- <https://git.kernel.org/stable/c/46d27e56dbd6345b9c7b62b67ec57407bf3bf29a>
- <https://git.kernel.org/stable/c/06aef6dcc1d52da5112cbcde39c062e493247ab5>
- <https://git.kernel.org/stable/c/6fa33f594e46e775a94097f71b486d7b006b6917>

Facts on this page come from the CVE List as the CNA published them, with CVSS from the sources named above, CISA KEV and FIRST EPSS. Vendors, products and versions are shown as the CNA wrote them. We don’t reproduce the CVE’s description.

## Check whether this affects you

This CVE names a vendor and product rather than a package, so the lockfile check doesn’t match it. Compare the affected versions above with what you run.

- With the agentprime MCP server (<https://api.agentprime.io/mcp>), `get_advisory` returns this record and `search_advisories` finds related ones. Setup: <https://agentprime.io/mcp.md>
- As JSON: <https://api.agentprime.io/v1/advisories/CVE-2026-93177>
- Everything that needs attention now: <https://agentprime.io/advisories/critical.md>

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The web page: <https://agentprime.io/advisories/CVE-2026-93177/>. Everything for agents: <https://agentprime.io/llms.txt>.