# CVE-2026-43444: drm/amdkfd: Unreserve bo if queue update failed

Status: published. Published: 2026-05-08. Updated: 2026-11-06.

In the Linux kernel, the following vulnerability has been resolved:

drm/amdkfd: Unreserve bo if queue update failed

Error handling path should unreserve bo then return failed.

(cherry picked from commit c24afed7de9ecce341825d8ab55a43a254348b33)

## Remediation

No remediation reported in collected sources

## Affected products and versions

- Linux / Linux: ≥ 305cd109b761202d71f2f655ea369fe889ba1d01; < 781110700ada22168fbb490dd61432d23a17a5b4 (affected, git); ≥ 305cd109b761202d71f2f655ea369fe889ba1d01; < 529c985da1b277b36dc99aad660f96dc70f3c467 (affected, git); ≥ 305cd109b761202d71f2f655ea369fe889ba1d01; < b2b7742c465c8e3b36dc325a48abb4b9f2aaa38b (affected, git); ≥ 305cd109b761202d71f2f655ea369fe889ba1d01; < 2ce75a0b7e1bfddbcb9bc8aeb2e5e7fa99971acf (affected, git). Source: CNA: Linux
- Linux / Linux: 6.12 (affected); ≥ 0; < 6.12 (unaffected, semver); ≥ 6.12.78; ≤ 6.12.* (unaffected, semver); ≥ 6.18.19; ≤ 6.18.* (unaffected, semver); ≥ 6.19.9; ≤ 6.19.* (unaffected, semver); ≥ 7.0; ≤ * (unaffected, original_commit_for_fix). Source: CNA: Linux

## Severity and prioritization

- CISA KEV: No listing in collected sources

- EPSS: 0.12% as of 2026-11-06; percentile 1.98%

- SSVC: exploitation none; automatable no; technical impact partial; source ADP: CISA-ADP

- Weaknesses: Not reported

## Exploit evidence

No exploit evidence in collected sources. This is not proof of no exploitation.

## References

- https://git.kernel.org/stable/c/781110700ada22168fbb490dd61432d23a17a5b4 (CNA: Linux)

- https://git.kernel.org/stable/c/529c985da1b277b36dc99aad660f96dc70f3c467 (CNA: Linux)

- https://git.kernel.org/stable/c/b2b7742c465c8e3b36dc325a48abb4b9f2aaa38b (CNA: Linux)

- https://git.kernel.org/stable/c/2ce75a0b7e1bfddbcb9bc8aeb2e5e7fa99971acf (CNA: Linux)

## Provenance

- CNA: Linux: https://www.cve.org/CVERecord?id=CVE-2026-43444; retrieved 2026-11-06; source updated 2026-11-06

- FIRST EPSS: https://api.first.org/data/v1/epss?cve=CVE-2026-43444; retrieved 2026-11-06; source updated Not reported

Revision: 5731fc646a0a53732f8a1322606e71bfea8bc8ddda1198cf8b79f11578645771

Canonical: https://y2.dev/cve/CVE-2026-43444

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