CVE-2022-50033

usb: host: ohci-ppc-of: Fix refcount leak bug

MEDIUM

5.5

CVSS Score

Published: June 18, 2025 at 11:01 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: ohci-ppc-of: Fix refcount leak bug In ohci_hcd_ppc_of_probe(), of_find_compatible_node() will return a node pointer with refcount incremented. We should use of_node_put() when it is not used anymore.

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 < 4.9.3262.6.29 ≤ v < 5.10.1382.6.29 ≤ v < 5.15.632.6.29 ≤ v < 5.19.42.6.29 ≤ v < 5.4.2112.6.29 ≤ v < 6.04.10 ≤ v < 4.14.2914.15 ≤ v < 4.19.2564.20 ≤ v < 5.4.2115.11 ≤ v < 5.15.635.16 ≤ v < 5.19.45.5 ≤ v < 5.10.1382.6.29796bcae7361c28cf825780f6f1aac9dd3411394e

Vendor states this is fixed in 0334d23c56ecf1ee1563bb83e29cc5a51ed7fb4e (fixed)

Vendor states this is fixed in 0fc62bbc95319bbd330e3645afc7c286acec9ef8 (fixed)

Vendor states this is fixed in 403132881e66db7aa98b55c6655daedd80d407fd (fixed)

Vendor states this is fixed in 40a959d7042bb7711e404ad2318b30e9f92c6b9b (fixed)

Vendor states this is fixed in c5c5bd5cdcc6dc9f75f53d1c89af463d39a2bb96 (fixed)

Vendor states this is fixed in cb5dd65e889163e723df1c2f02288cc527a57785 (fixed)

Vendor states this is fixed in ec583e300aee9f152a64911445092d18e1c36729 (fixed)

Vendor states this is fixed in fe6fe64403710287f0ae61a516954d8a4f7c9e3f (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 4.9.326 (unaffected)