CVE-2025-40146

CVE-2025-40146

published November 12, 2025

CVSS
—
EPSS
0%
Percentile
14.4
In the wild
Unconfirmed
What it is

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

blk-mq: fix potential deadlock while nr_requests grown

Allocate and free sched_tags while queue is freezed can deadlock[1],

this is a long term problem, hence allocate memory before freezing

queue and free memory after queue is unfreezed.

[1] https://lore.kernel.org/all/[email protected]/

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.00241 · 14.4th percentile
Published
2025-11-12T16:15Z
References (2)
EPSS history
Timeline
  • 12 NOV 10:23Z
    blk-mq: fix potential deadlock while nr_requests grown
    cvelistv5