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CVE PROGRAM SOURCE RECORDUnscored

CVE-2025-40146

blk-mq: fix potential deadlock while nr_requests grown

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Status
Published
Published
Updated
Assigning organization
Linux

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/

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

Linux Linux

Default version status: unaffected

  • e3a2b3f931f59d5284abd13faf8bded726884ffd to < 8d26acf8477174d8ef690eb6affe13a630f586aeaffected
  • e3a2b3f931f59d5284abd13faf8bded726884ffd to < b86433721f46d934940528f28d49c1dedb690df1affected

Linux Linux

Default version status: affected

  • 3.16affected
  • 0 to < 3.16unaffected
  • 6.17.3 to ≤ 6.17.*unaffected
  • 6.18 to ≤ *unaffected

References