CVE-2025-68357: iomap: allocate s_dio_done_wq for async reads as well

Published Dec 24, 2025
·
Updated

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

iomap: allocate sdiodonewq for async reads as well

Since commit 222f2c7c6d14 ("iomap: always run error completions in user context"), read error completions are deferred to sdiodonewq. This means the workqueue also needs to be allocated for async reads.

Affected Software

3 affected componentsFixes available
Linux Linux kernel
Microsoft azl3 kernel 6.6.117.1-1
Microsoft azl3 kernel 6.6.126.1-1

Event History

Dec 24, 2025
CVE Published
via MITRE·10:32 AM
Data Sourced
via MITRE·10:32 AM
Description
Data Sourced
via NVD·11:15 AM
Description
Dec 25, 2025
Data Sourced
via Microsoft·01:03 AM
DescriptionSeverityWeaknessAffected Software
Updated
via Microsoft·09:03 AM
DescriptionSeverity
Updated
via Microsoft·09:03 AM
Affected Software

Frequently Asked Questions

1

What is the severity of CVE-2025-68357?

CVE-2025-68357 is classified as a medium severity vulnerability in the Linux kernel.

2

How do I fix CVE-2025-68357?

To fix CVE-2025-68357, upgrade to the latest version of the Linux kernel that contains the patch addressing this vulnerability.

3

What is the impact of CVE-2025-68357?

CVE-2025-68357 can lead to issues with read error completions, which may affect the reliability of read operations in the kernel.

4

Is CVE-2025-68357 present in all Linux kernel versions?

CVE-2025-68357 affects specific versions of the Linux kernel prior to the patch being applied.

5

Who is affected by CVE-2025-68357?

Users and administrators running vulnerable versions of the Linux kernel are affected by CVE-2025-68357.

Contact

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