CVE-2022-50153

usb: host: Fix refcount leak in ehci_hcd_ppc_of_probe

MEDIUM

5.5

CVSS Score

Published: June 18, 2025 at 11:03 AM UTC

Updated: June 17, 2026 at 05:22 AM UTC

1 product affected across 1 vendorLinux Kernel

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Severity

MEDIUM5.5

Exploit prediction

EPSS 0.2%

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.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Linux Kernel · Linux

95%

2.6.29 ≤ v < 4.14.2912.6.29 ≤ v < 4.19.2562.6.29 ≤ v < 5.10.1372.6.29 ≤ v < 5.15.612.6.29 ≤ v < 5.18.182.6.29 ≤ v < 5.19.22.6.29 ≤ v < 5.4.2112.6.29 ≤ v < 6.04.15 ≤ v < 4.19.2564.20 ≤ v < 5.4.2115.11 ≤ v < 5.15.615.16 ≤ v < 5.18.185.19 ≤ v < 5.19.25.5 ≤ v < 5.10.1372.6.29796bcae7361c28cf825780f6f1aac9dd3411394e

Vendor states this is fixed in 038453b17fe30ea38f0f3c916e2ae2b7f8cef84e (fixed)

Vendor states this is fixed in 3a50c917c67dd0bc39c14de4a8b75a1d50fdce66 (fixed)

Vendor states this is fixed in 585d22a5624ef2b540c337665c72fea8cd33db50 (fixed)

Vendor states this is fixed in 8cbc3870ff356366842af3228dd8e7bc278e5edd (fixed)

Vendor states this is fixed in 8e51a512c1079109bec4c80915e647692d583e79 (fixed)

Vendor states this is fixed in b5c5b13cb45e2c88181308186b0001992cb41954 (fixed)

Vendor states this is fixed in b9c4a480cb0ada07154debf681454cbb55e30b59 (fixed)

Vendor states this is fixed in c0a4b454486b23bb4d94ce49f490830ecc354040 (fixed)

Vendor states this is fixed in 2.6.29 (unaffected)

Vendor states this is fixed in 4.14.291 (unaffected)

Vendor states this is fixed in 4.19.256 (unaffected)

Vendor states this is fixed in 5.10.137 (unaffected)