CVE-2022-50153

usb: host: Fix refcount leak in ehci_hcd_ppc_of_probe

State: Published
Severity: Not scored
Published: Jun 18, 2025
Updated: May 11, 2026
Reserved: Jun 18, 2025

Description

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

usb: host: Fix refcount leak in ehci_hcd_ppc_of_probe

of_find_compatible_node() returns a node pointer with refcount incremented, we should use of_node_put() on it when done. Add missing of_node_put() to avoid refcount leak.

Scores

The record has no CVSS score.

Weaknesses

The record names no weakness.

Affected Products

Product	Versions
LinuxLinux	796bcae7361c28cf825780f6f1aac9dd3411394e to before b9c4a480cb0ada07154debf681454cbb55e30b59Affected 796bcae7361c28cf825780f6f1aac9dd3411394e to before 038453b17fe30ea38f0f3c916e2ae2b7f8cef84eAffected 796bcae7361c28cf825780f6f1aac9dd3411394e to before 8cbc3870ff356366842af3228dd8e7bc278e5eddAffected 796bcae7361c28cf825780f6f1aac9dd3411394e to before 585d22a5624ef2b540c337665c72fea8cd33db50Affected 796bcae7361c28cf825780f6f1aac9dd3411394e to before c0a4b454486b23bb4d94ce49f490830ecc354040Affected 796bcae7361c28cf825780f6f1aac9dd3411394e to before 8e51a512c1079109bec4c80915e647692d583e79Affected 796bcae7361c28cf825780f6f1aac9dd3411394e to before 3a50c917c67dd0bc39c14de4a8b75a1d50fdce66Affected 796bcae7361c28cf825780f6f1aac9dd3411394e to before b5c5b13cb45e2c88181308186b0001992cb41954Affected
LinuxLinux	2.6.29Affected before 2.6.29Not affected 4.14.291 through 4.14.Not affected 4.19.256 through 4.19.Not affected 5.4.211 through 5.4.Not affected 5.10.137 through 5.10.Not affected 5.15.61 through 5.15.Not affected 5.18.18 through 5.18.Not affected 5.19.2 through 5.19.*Not affected 6.0 and laterNot affected

Product

Versions

LinuxLinux

796bcae7361c28cf825780f6f1aac9dd3411394e to before b9c4a480cb0ada07154debf681454cbb55e30b59Affected
796bcae7361c28cf825780f6f1aac9dd3411394e to before 038453b17fe30ea38f0f3c916e2ae2b7f8cef84eAffected
796bcae7361c28cf825780f6f1aac9dd3411394e to before 8cbc3870ff356366842af3228dd8e7bc278e5eddAffected
796bcae7361c28cf825780f6f1aac9dd3411394e to before 585d22a5624ef2b540c337665c72fea8cd33db50Affected
796bcae7361c28cf825780f6f1aac9dd3411394e to before c0a4b454486b23bb4d94ce49f490830ecc354040Affected
796bcae7361c28cf825780f6f1aac9dd3411394e to before 8e51a512c1079109bec4c80915e647692d583e79Affected
796bcae7361c28cf825780f6f1aac9dd3411394e to before 3a50c917c67dd0bc39c14de4a8b75a1d50fdce66Affected
796bcae7361c28cf825780f6f1aac9dd3411394e to before b5c5b13cb45e2c88181308186b0001992cb41954Affected

LinuxLinux

2.6.29Affected
before 2.6.29Not affected
4.14.291 through 4.14.*Not affected
4.19.256 through 4.19.*Not affected
5.4.211 through 5.4.*Not affected
5.10.137 through 5.10.*Not affected
5.15.61 through 5.15.*Not affected
5.18.18 through 5.18.*Not affected
5.19.2 through 5.19.*Not affected
6.0 and laterNot affected

References

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