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CVE-2025-40146

UnknownEPSS 0.20%

Last modified

CVE-2025-40146 is a vulnerability of currently unknown severity. 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/0659ea8d-a463-47c8-9180-43c719e106eb@linux.ibm.com/. EPSS estimates a 0.20% chance of exploitation in the next 30 days.

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/0659ea8d-a463-47c8-9180-43c719e106eb@linux.ibm.com/

Metrics

EPSS Probability
0.20%

9.6th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

Source: CNA advisory (CVE.org). NVD analysis pending.

VendorProductVersions
LinuxLinux>= e3a2b3f931f59d5284abd13faf8bded726884ffd, < 8d26acf8477174d8ef690eb6affe13a630f586ae; >= e3a2b3f931f59d5284abd13faf8bded726884ffd, < b86433721f46d934940528f28d49c1dedb690df1
LinuxLinux3.16

References

Timeline

Published
Last Modified
Status
Deferred

Frequently Asked Questions

What is CVE-2025-40146?
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/0659ea8d-a463-47c8-9180-43c719e106eb@linux.ibm.com/
How severe is CVE-2025-40146?
Severity scoring for CVE-2025-40146 is pending analysis. The EPSS model estimates a 0.20% probability of exploitation in the next 30 days.
How do I fix CVE-2025-40146?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

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Source: NVD / NIST