CVE-2025-38421 - CVE House
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Status published Unknown CVE-2025-38421

platform/x86/amd: pmf: Use device managed allocations

Vulnerability Description

In the Linux kernel, the following vulnerability has been resolved: platform/x86/amd: pmf: Use device managed allocations If setting up smart PC fails for any reason then this can lead to a double free when unloading amd-pmf. This is because dev->buf was freed but never set to NULL and is again freed in amd_pmf_remove(). To avoid subtle allocation bugs in failures leading to a double free change all allocations into device managed allocations.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

No credits recorded in the NVD database.

References

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Affected Vendor

Affected Software

Linux
Vulnerable Versions:
5b1122fc4995f308b21d7cfc64ef9880ac834d20, e70b4b8f93d7fcf8ee063a1d1f18782c4da3d335, 3ed60e51ffdbfef14169bd967e21a6ba5e5ff42b, 6.12.23, 6.13.11, 6.14, 0, 6.15.4, 6.16

Timeline

Official Publish: July 25th, 2025
Last Modified: May 23rd, 2026
Added to House: July 22nd, 2026

CVSS Vectors

No vector data available

Weaknesses (CWE)

No CWE data available

MITRE ATT&CK TTPs

No associated TTPs found for this vulnerability.