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Description

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.

PUBLISHED Reserved 2025-12-30 | Published 2025-12-30 | Updated 2025-12-30 | Assigner Linux

Product status

Default status
unaffected

328621f6131f667c5c328bb72d45442fd76efb81 (git) before 09f30f394e832ed09859b6a80fdd20668a9104ff
affected

328621f6131f667c5c328bb72d45442fd76efb81 (git) before 39691d51af99f80efb9e365f94b8e0c791fa1a2f
affected

328621f6131f667c5c328bb72d45442fd76efb81 (git) before 14ed46a13aba42a6ddd85de6f6274090df3586a5
affected

328621f6131f667c5c328bb72d45442fd76efb81 (git) before e095493091e850d5292ad01d8fbf5cde1d89ac53
affected

Default status
affected

5.15
affected

Any version before 5.15
unaffected

5.15.86 (semver)
unaffected

6.0.16 (semver)
unaffected

6.1.2 (semver)
unaffected

6.2 (original_commit_for_fix)
unaffected

References

git.kernel.org/...c/09f30f394e832ed09859b6a80fdd20668a9104ff

git.kernel.org/...c/39691d51af99f80efb9e365f94b8e0c791fa1a2f

git.kernel.org/...c/14ed46a13aba42a6ddd85de6f6274090df3586a5

git.kernel.org/...c/e095493091e850d5292ad01d8fbf5cde1d89ac53

cve.org (CVE-2022-50837)

nvd.nist.gov (CVE-2022-50837)

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Data based on CVE®. Copyright © 1999-2025, The MITRE Corporation. All rights reserved.