CVE-2025-37809

usb: typec: class: Fix NULL pointer access

Description

In the Linux kernel, the following vulnerability has been resolved: usb: typec: class: Fix NULL pointer access Concurrent calls to typec_partner_unlink_device can lead to a NULL pointer dereference. This patch adds a mutex to protect USB device pointers and prevent this issue. The same mutex protects both the device pointers and the partner device registration.

N/A

CVSS

Severity:

EPSS 0.02%

Affected: Linux Linux

References

Link	Tags
https://git.kernel.org/stable/c/de7c24febd21413ea8f49f61b36338b676c02852
https://git.kernel.org/stable/c/1fdde62411fe65640e69bc55ea027d5b7b2f0093
https://git.kernel.org/stable/c/ec27386de23a511008c53aa2f3434ad180a3ca9a

Frequently Asked Questions

What is the severity of CVE-2025-37809?: CVE-2025-37809 has not yet been assigned a CVSS score.
How to fix CVE-2025-37809?: To fix CVE-2025-37809, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2025-37809 being actively exploited in the wild?: As for now, there are no information to confirm that CVE-2025-37809 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2025-37809?: CVE-2025-37809 affects Linux Linux, Linux Linux.

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