Vulnerability in Linux

CVE-2025-21952

In the Linux kernel, the following vulnerability has been resolved: HID: corsair-void: Update power supply values with a unified work handler corsair_void_process_receiver can be called from an interrupt context, locking battery_mutex in it was causing a kernel panic. Fix it by moving the critical section into its own work, sharing this work with battery_add_work and battery_remove_work to remove the need for any locking

Published · last modified .

CVSS v3 metric

CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.

EPSS exploit prediction

EPSS: 0.002 (5.8th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 6th percentile — 5.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2025-21952: held from 0.002 to 0.002.

EPSS over last 30 days · oldest: 0.002 · newest: 0.002 · change: 0.000

Affected products

  • Linux — versions 6ea2a6fd3872e60a4d500b548ad65ed94e459ddd, 6.13, 0
  • Linux Kernel — versions 6.14

References

Frequently asked questions

What is CVE-2025-21952?
CVE-2025-21952 is a medium-severity vulnerability in Linux. CVSS score: 5.5/10. Published 2025-04-01.
How severe is CVE-2025-21952?
Medium severity. CVSS v3 base score is 5.5 out of 10.