CVE-2025-40154

In the Linux kernel, the following vulnerability has been resolved: ASoC: Intel: bytcr_rt5640: Fix invalid quirk input mapping When an invalid value is passed via quirk option, currently bytcr_rt5640 driver only shows an error message but leaves as is. This may lead to unepxected results like OOB access. This patch corrects the input mapping to the certain default value if an invalid value is passed.

Package Linux Kernel
Published 2025-11-12
Last modified 2026-04-15
Patch available
Yes

Affected versions

Linux kernel versions 4.18 and later are affected. Fixed in 5.4.301, 5.10.246, 5.15.195, 6.1.156, 6.6.112, 6.12.53, 6.17.3, 6.18 and their respective stable series.

Affected from
≥ 4.18
Fixed in
✓ 5.4.301 5.4.x ✓ 5.10.246 5.10.x ✓ 5.15.195 5.15.x ✓ 6.1.156 6.1.x ✓ 6.6.112 6.6.x ✓ 6.12.53 6.12.x ✓ 6.17.3 6.17.x ✓ 6.18

References

The following references provide additional information about CVE-2025-40154 including vendor advisories, patch commits, exploit details, and third-party analysis. Links are sourced from the NIST NVD database.

8 patch commits total View all on NVD

Frequently asked questions

  • What is CVE-2025-40154?

    CVE-2025-40154 is a unscored severity Linux kernel vulnerability . It affects Linux kernel versions from 4.18 onward and has been patched in 5.4.301, 5.10.246, 5.15.195 and others. CVE-2025-40154 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

  • Is there a patch available for CVE-2025-40154?

    Yes — CVE-2025-40154 has been patched. Fixed versions include 5.4.301, 5.10.246, 5.15.195 and others. If you are running Linux kernel 4.18 or later up to the fix versions, apply the relevant patch for your kernel branch.

  • Is CVE-2025-40154 actively exploited?

    No — CVE-2025-40154 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.

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