CVE-2025-37980

block: fix resource leak in blk_register_queue() error path

Description

In the Linux kernel, the following vulnerability has been resolved: block: fix resource leak in blk_register_queue() error path When registering a queue fails after blk_mq_sysfs_register() is successful but the function later encounters an error, we need to clean up the blk_mq_sysfs resources. Add the missing blk_mq_sysfs_unregister() call in the error path to properly clean up these resources and prevent a memory leak.

N/A

CVSS

Severity:

EPSS 0.03%

Affected: Linux Linux

References

Link	Tags
https://git.kernel.org/stable/c/549cbbd14bbec12469ceb279b79c763c8a24224e
https://git.kernel.org/stable/c/41e43134ddda35949974be40520460a12dda3502
https://git.kernel.org/stable/c/55a7bb2708f7c7c5b366d4e40916113168a3824c
https://git.kernel.org/stable/c/40f2eb9b531475dd01b683fdaf61ca3cfd03a51e

Frequently Asked Questions

What is the severity of CVE-2025-37980?: CVE-2025-37980 has not yet been assigned a CVSS score.
How to fix CVE-2025-37980?: To fix CVE-2025-37980, 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-2025-37980 being actively exploited in the wild?: As for now, there are no information to confirm that CVE-2025-37980 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-2025-37980?: CVE-2025-37980 affects Linux Linux, Linux Linux.

This platform uses data from the NIST NVD, MITRE CVE, MITRE CWE, First.org and CISA KEV but is not endorsed or certified by these entities. CVE is a registred trademark of the MITRE Corporation and the authoritative source of CVE content is MITRE's CVE web site. CWE is a registred trademark of the MITRE Corporation and the authoritative source of CWE content is MITRE's CWE web site.