What is CVE-2022-50664?

CVE-2022-50664 is a unscored severity Linux kernel vulnerability, affecting Linux kernel versions from 2.6.13 onward and patched in 4.9.337, 4.14.303, 4.19.270 and others. CVE-2022-50664 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is the CVSS score for CVE-2022-50664?

CVE-2022-50664 has a CVSS score of pending NVD analysis out of 10, rated awaiting scoring severity.

Is there a patch available for CVE-2022-50664?

Yes, CVE-2022-50664 has been patched. Fixed versions include 4.9.337, 4.14.303, 4.19.270 and others. If you are running Linux kernel 2.6.13 or later up to the fix versions, apply the relevant patch for your kernel branch.

Is CVE-2022-50664 actively exploited?

CVE-2022-50664 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

CVE-2022-50664

In the Linux kernel, the following vulnerability has been resolved: media: dvb-frontends: fix leak of memory fw

Package Linux Kernel

Published 2025-12-09

Last modified 2026-04-15

Patch available

Yes

Affected versions

Linux kernel versions 2.6.13 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

≥ 2.6.13

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-2022-50664 including vendor advisories, patch commits, exploit details, and third-party analysis. Links are sourced from the NIST NVD database.

Kernel patch commit
https://git.kernel.org/stable/c/25cab05aa2df904ee1fea37d8dfa0d92c951bb4e
Patch
Kernel patch commit
https://git.kernel.org/stable/c/438a4a8dece2abac099777a00db91784c0996cdc
Patch
Kernel patch commit
https://git.kernel.org/stable/c/438cd29fec3ea09769639f6032687e0c1434dbe0
Patch

9 patch commits total View all on NVD

Frequently asked questions

What is CVE-2022-50664?

CVE-2022-50664 is a unscored severity Linux kernel vulnerability . It affects Linux kernel versions from 2.6.13 onward and has been patched in 4.9.337, 4.14.303, 4.19.270 and others. CVE-2022-50664 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.
Is there a patch available for CVE-2022-50664?

Yes — CVE-2022-50664 has been patched. Fixed versions include 4.9.337, 4.14.303, 4.19.270 and others. If you are running Linux kernel 2.6.13 or later up to the fix versions, apply the relevant patch for your kernel branch.
Is CVE-2022-50664 actively exploited?

No — CVE-2022-50664 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.