What is CVE-2022-50837?

CVE-2022-50837 is a unscored severity Linux kernel vulnerability, affecting Linux kernel versions from 5.15 onward and patched in 5.15.86, 6.0.16, 6.1.2 and others. CVE-2022-50837 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is the CVSS score for CVE-2022-50837?

CVE-2022-50837 has a CVSS score of pending NVD analysis out of 10, rated awaiting scoring severity.

Is there a patch available for CVE-2022-50837?

Yes, CVE-2022-50837 has been patched. Fixed versions include 5.15.86, 6.0.16, 6.1.2 and others. If you are running Linux kernel 5.15 or later up to the fix versions, apply the relevant patch for your kernel branch.

Is CVE-2022-50837 actively exploited?

CVE-2022-50837 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

CVE-2022-50837

In the Linux kernel, the following vulnerability has been resolved: net: dsa: tag_8021q: avoid leaking ctx on dsa_tag_8021q_register() error path If dsa_tag_8021q_setup() fails, for example due to the inability of the device to install a VLAN, the tag_8021q context of the switch will leak. Make sure it is freed on the error path.

Package Linux Kernel

Published 2025-12-30

Last modified 2026-04-15

Patch available

Yes

Affected versions

Linux kernel versions 5.15 and later are affected. Fixed in 5.15.86, 6.0.16, 6.1.2, 6.2 and their respective stable series.

Affected from

≥ 5.15

Fixed in

✓ 5.15.86 5.15.x ✓ 6.0.16 6.0.x ✓ 6.1.2 6.1.x ✓ 6.2

References

4 total

Frequently asked questions

What is CVE-2022-50837?

CVE-2022-50837 is a unscored severity Linux kernel vulnerability . It affects Linux kernel versions from 5.15 onward and has been patched in 5.15.86, 6.0.16, 6.1.2 and others. CVE-2022-50837 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.
Is there a patch available for CVE-2022-50837?

Yes. CVE-2022-50837 has been patched. Fixed versions include 5.15.86, 6.0.16, 6.1.2 and others. If you are running Linux kernel 5.15 or later up to the fix versions, apply the relevant patch for your kernel branch.
Is CVE-2022-50837 actively exploited?

No. CVE-2022-50837 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.