CVE-2025-68344

In the Linux kernel, the following vulnerability has been resolved: ALSA: wavefront: Fix integer overflow in sample size validation The wavefront_send_sample() function has an integer overflow issue when validating sample size. The header->size field is u32 but gets cast to int for comparison with dev->freemem Fix by using unsigned comparison to avoid integer overflow.

Package Linux Kernel
Published 2025-12-24
Last modified 2026-04-15
Patch available
Yes

Affected versions

Linux kernel versions 2.6.12 and later are affected. Fixed in 5.10.248, 5.15.198, 6.1.160, 6.6.120, 6.12.63, 6.17.13, 6.18.2, 6.19 and their respective stable series.

Affected from
≥ 2.6.12
Fixed in
✓ 5.10.248 5.10.x ✓ 5.15.198 5.15.x ✓ 6.1.160 6.1.x ✓ 6.6.120 6.6.x ✓ 6.12.63 6.12.x ✓ 6.17.13 6.17.x ✓ 6.18.2 6.18.x ✓ 6.19

References

The following references provide additional information about CVE-2025-68344 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-2025-68344?

    CVE-2025-68344 is a unscored severity Linux kernel vulnerability . It affects Linux kernel versions from 2.6.12 onward and has been patched in 5.10.248, 5.15.198, 6.1.160 and others. CVE-2025-68344 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

  • Is there a patch available for CVE-2025-68344?

    Yes — CVE-2025-68344 has been patched. Fixed versions include 5.10.248, 5.15.198, 6.1.160 and others. If you are running Linux kernel 2.6.12 or later up to the fix versions, apply the relevant patch for your kernel branch.

  • Is CVE-2025-68344 actively exploited?

    No — CVE-2025-68344 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.