What’s Vulnerable › Vulnerabilities

CVE-2022-50152: usb: ohci-nxp: Fix refcount leak in ohci_hcd_nxp_probe

• Severity: medium (CVSS 5.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2025-06-18 · updated 2026-06-17

Description

In the Linux kernel, the following vulnerability has been resolved: usb: ohci-nxp: Fix refcount leak in ohci_hcd_nxp_probe of_parse_phandle() 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.

Affected products

• Linux kernel: from 3.5 before 4.14.291; from 4.15 before 4.19.256; from 4.20 before 5.4.211; from 5.5 before 5.10.137; from 5.11 before 5.15.61; from 5.16 before 5.18.18 — fixed in 4.14.291, 4.19.256, 5.10.137, 5.15.61, 5.18.18, 5.19.2

How to fix

Upgrade to a fixed version: Linux kernel 4.14.291, 4.19.256, 5.10.137, 5.15.61. Check the vendor advisory for mitigations.

References

• https://git.kernel.org/stable/c/302970b4cad3ebfda2c05ce06c322ccdc447d17e
• https://git.kernel.org/stable/c/4db00c2fa6f8c9876a7e20511dccf43b50be9006
• https://git.kernel.org/stable/c/50238c4b54c2ac6c2da7a84a4a2b0a570e3da0e2
• https://git.kernel.org/stable/c/59026d5cc615da28e0c9806a71bf07065c906464
• https://git.kernel.org/stable/c/591ab8dbf6c21927f23f83ddb90691f48b86d136
• https://git.kernel.org/stable/c/65d36ec409b635dfc2f95f0d7c5877c9d0cb7630
• https://git.kernel.org/stable/c/a0fbac3bf26a11f084233519ddf3fd5e5bb28939
• https://git.kernel.org/stable/c/d35903e9650f4fa79426ce390db8678dbf5ac432

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