CVE-2025-38137: PCI/pwrctrl: Cancel outstanding rescan work when unregistering

Published Jul 3, 2025
·
Updated

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

PCI/pwrctrl: Cancel outstanding rescan work when unregistering

It's possible to trigger use-after-free here by:

(a) forcing rescanworkfunc() to take a long time and (b) utilizing a pwrctrl driver that may be unloaded for some reason

Cancel outstanding work to ensure it is finished before we allow our data structures to be cleaned up.

[bhelgaas: tidy commit log]

Affected Software

4 affected components
Linux Linux kernel
Linux Linux kernel>=6.11.1<6.15.3
Linux Linux kernel=6.11
Linux Linux kernel=6.11-rc7

Event History

Jul 3, 2025
CVE Published
via MITRE·08:35 AM
Data Sourced
via MITRE·08:35 AM
Description
Data Sourced
via Red Hat·09:03 AM
DescriptionSeverityAffected Software
Data Sourced
via NVD·09:15 AM
RemedyDescriptionSeverityWeaknessAffected Software

Frequently Asked Questions

1

What is the severity of CVE-2025-38137?

The severity of CVE-2025-38137 is classified as high due to the potential for a use-after-free vulnerability in the Linux kernel.

2

How do I fix CVE-2025-38137?

To fix CVE-2025-38137, update the Linux kernel to the latest version where the vulnerability has been patched.

3

Which versions of the Linux kernel are affected by CVE-2025-38137?

CVE-2025-38137 affects multiple versions of the Linux kernel prior to the security patch.

4

What type of vulnerability is CVE-2025-38137?

CVE-2025-38137 is a use-after-free vulnerability that can be triggered through specific driver interactions.

5

Can CVE-2025-38137 be exploited remotely?

Exploitation of CVE-2025-38137 typically requires local access to the system, making remote exploitation unlikely.

Contact

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