CVE-2022-50617: drm/amdgpu/powerplay/psm: Fix memory leak in power state init

Severity: unknown
Exploited in the wild: not listed in CISA KEV
EPSS: 0.2% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2025-12-08 · updated 2026-06-17

Description

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu/powerplay/psm: Fix memory leak in power state init Commit 902bc65de0b3 ("drm/amdgpu/powerplay/psm: return an error in power state init") made the power state init function return early in case of failure to get an entry from the powerplay table, but it missed to clean up the allocated memory for the current power state before returning.

Affected products

Linux kernel: 5.11 — fixed in 6.2

How to fix

Upgrade to a fixed version: Linux kernel 6.2. Check the vendor advisory for mitigations.

References

https://git.kernel.org/stable/c/1c65f8f98148709e08bd6157a807c443ba91f0ac
https://git.kernel.org/stable/c/1caed03305b560bafea8eaa57f1847791658b3ff
https://git.kernel.org/stable/c/7cb8932644438bee992dc898a36ffe155fdc1bfa
https://git.kernel.org/stable/c/8f8033d5663b18e6efb33feb61f2287a04605ab5

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