CVE-2022-49342

net: ethernet: bgmac: Fix refcount leak in bcma_mdio_mii_register

State: Published
Severity: 5.5 Medium
Published: Feb 26, 2025
Updated: May 11, 2026
Reserved: Feb 26, 2025

Description

In the Linux kernel, the following vulnerability has been resolved:

net: ethernet: bgmac: Fix refcount leak in bcma_mdio_mii_register

of_get_child_by_name() returns a node pointer with refcount incremented, we should use of_node_put() on it when not need anymore. Add missing of_node_put() to avoid refcount leak.

Scores

CVSS	Score	Vector	Source
3.1	5.5 Medium	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H	CISA-ADP

Weaknesses

The record names no weakness.

Affected Products

Product	Versions
LinuxLinux	55954f3bfdacc5908515b0c306cea23e77fab740 to before b51996e35bbfcc7a27d94dfeed5cc2429b2c0df4Affected 55954f3bfdacc5908515b0c306cea23e77fab740 to before 7fb1fe7d9a167205413f1de8db9f7d0f82c78286Affected 55954f3bfdacc5908515b0c306cea23e77fab740 to before b8d91399775c55162073bb2aca061ec42e3d4bc1Affected
LinuxLinux	4.8Affected before 4.8Not affected 5.17.15 through 5.17.Not affected 5.18.4 through 5.18.Not affected 5.19 and laterNot affected

References

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