CVE-2022-50866

In the Linux kernel, the following vulnerability has been resolved: ASoC: pxa: fix null-pointer dereference in filter() kasprintf() would return NULL pointer when kmalloc() fail to allocate. Need to check the return pointer before calling strcmp().

Package Linux Kernel
Published 2025-12-30
Last modified 2026-04-15
Patch available
Yes

Affected versions

Linux kernel versions 3.6 and later are affected. Fixed in 4.9.337, 4.14.303, 4.19.270, 5.4.229, 5.10.163, 5.15.86, 6.0.16, 6.1.2, 6.2 and their respective stable series.

Affected from
≥ 3.6
Fixed in
✓ 4.9.337 4.9.x ✓ 4.14.303 4.14.x ✓ 4.19.270 4.19.x ✓ 5.4.229 5.4.x ✓ 5.10.163 5.10.x ✓ 5.15.86 5.15.x ✓ 6.0.16 6.0.x ✓ 6.1.2 6.1.x ✓ 6.2

References

The following references provide additional information about CVE-2022-50866 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-2022-50866?

    CVE-2022-50866 is a unscored severity Linux kernel vulnerability . It affects Linux kernel versions from 3.6 onward and has been patched in 4.9.337, 4.14.303, 4.19.270 and others. CVE-2022-50866 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

  • Is there a patch available for CVE-2022-50866?

    Yes — CVE-2022-50866 has been patched. Fixed versions include 4.9.337, 4.14.303, 4.19.270 and others. If you are running Linux kernel 3.6 or later up to the fix versions, apply the relevant patch for your kernel branch.

  • Is CVE-2022-50866 actively exploited?

    No — CVE-2022-50866 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.