Riskcovery

CVE-2026-31443

dmaengine: idxd: Fix crash when the event log is disabled

State
Published
Severity
Not scored
Published
Apr 22, 2026
Updated
May 11, 2026
Reserved
Mar 9, 2026

Read the record on cve.org

Description

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

dmaengine: idxd: Fix crash when the event log is disabled

If reporting errors to the event log is not supported by the hardware, and an error that causes Function Level Reset (FLR) is received, the driver will try to restore the event log even if it was not allocated.

Also, only try to free the event log if it was properly allocated.

Scores

The record has no CVSS score.

Weaknesses

The record names no weakness.

Affected Products

ProductVersions
LinuxLinux
  • 6078a315aec15e0776fa90347cf4eba7478cdbd7 to before aa0ffc6d3990ec35976308a068dc23178037e564Affected
  • 6078a315aec15e0776fa90347cf4eba7478cdbd7 to before 0e761079d653c25f838380cf7cef2730832110ccAffected
  • 6078a315aec15e0776fa90347cf4eba7478cdbd7 to before 52d2edea0d63c935e82631e4b9e4a94eccf97b5bAffected
LinuxLinux
  • 6.14Affected
  • before 6.14Not affected
  • 6.18.21 through 6.18.*Not affected
  • 6.19.11 through 6.19.*Not affected
  • 7.0 and laterNot affected

References

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