CVE-2022-50837
kernel: net: dsa: tag_8021q: avoid leaking ctx on dsa_tag_8021q_register() error path
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Severity
UnknownRed Hat Product Security
CVSS
Review impact separately from score.
Published · December 30, 2025
Updated · June 30, 2026
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.
Mitigation
No mitigation is specified in collected source.
CVSS / CWE
CWE not specified