CVE-2025-40146
Unknown
Description
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]/
SeverityUnknown
CVSS—
Exploit probability—
Product
Linux
PublishedNov 12, 2025
First seenNov 12, 2025
How to fix
Update
- Linux Linux8d26acf8477174d8ef690eb6affe13a630f586ae, b86433721f46d934940528f28d49c1dedb690df1 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| Linux Linux | e3a2b3f931f59d5284abd13faf8bded726884ffd ≤ v < 8d26acf8477174d8ef690eb6affe13a630f586ae, e3a2b3f931f59d5284abd13faf8bded726884ffd ≤ v < b86433721f46d934940528f28d49c1dedb690df1, 3.16 | 8d26acf8477174d8ef690eb6affe13a630f586ae, b86433721f46d934940528f28d49c1dedb690df1 |
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