CVE-2025-40344

In the Linux kernel, the following vulnerability has been resolved: ASoC: Intel: avs: Disable periods-elapsed work when closing PCM avs_dai_fe_shutdown() handles the shutdown procedure for HOST HDAudio stream while period-elapsed work services its IRQs. As the former frees the DAI's private context, these two operations shall be synchronized to avoid slab-use-after-free or worse errors.

Package Linux Kernel
Published 2025-12-09
Last modified 2026-04-15
Patch available
Yes

Affected versions

Linux kernel versions 6.11.9, 6.12 and later are affected. Fixed in 6.12.58, 6.17.8, 6.18 and their respective stable series.

Affected from
≥ 6.11.9 ≥ 6.12
Fixed in
✓ 6.12.58 6.12.x ✓ 6.17.8 6.17.x ✓ 6.18

References

The following references provide additional information about CVE-2025-40344 including vendor advisories, patch commits, exploit details, and third-party analysis. Links are sourced from the NIST NVD database.

Frequently asked questions

  • What is CVE-2025-40344?

    CVE-2025-40344 is a unscored severity Linux kernel vulnerability . It affects Linux kernel versions from 6.11.9 onward and has been patched in 6.12.58, 6.17.8 and 6.18. CVE-2025-40344 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

  • Is there a patch available for CVE-2025-40344?

    Yes — CVE-2025-40344 has been patched. Fixed versions include 6.12.58, 6.17.8 and 6.18. If you are running Linux kernel 6.11.9 or later up to the fix versions, apply the relevant patch for your kernel branch.

  • Is CVE-2025-40344 actively exploited?

    No — CVE-2025-40344 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.