CVE-2022-50139

usb: aspeed-vhub: Fix refcount leak bug in ast_vhub_init_desc()

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: aspeed-vhub: Fix refcount leak bug in ast_vhub_init_desc() We should call of_node_put() for the reference returned by of_get_child_by_name() which has increased the refcount.

Affected

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

Linux Kernel · Linux

95%

5.11 ≤ v < 5.15.615.16 ≤ v < 5.18.185.19 ≤ v < 5.19.25.8 ≤ v < 5.10.1375.8 ≤ v < 5.15.615.8 ≤ v < 5.18.185.8 ≤ v < 5.19.25.8 ≤ v < 6.030d2617fd7ed052c30d1c21ddd4af4703d922be85.8

Vendor states this is fixed in 0e0a40c803643f4edc30f0660f2f3bea4d57a99a (fixed)

Vendor states this is fixed in 220fafb4ed04187e9c17be4152da5a7f2ffbdd8c (fixed)

Vendor states this is fixed in 3503305225ca24c3229414c769323fb8bf39b4bf (fixed)

Vendor states this is fixed in 4070f3c83cd28267f469a59751480ad39435f26a (fixed)

Vendor states this is fixed in e6db5780c2bf6e23be7b315809ef349b4b4f2213 (fixed)

Vendor states this is fixed in 5.10.137 (unaffected)

Vendor states this is fixed in 5.15.61 (unaffected)

Vendor states this is fixed in 5.18.18 (unaffected)

Vendor states this is fixed in 5.19.2 (unaffected)

Vendor states this is fixed in 5.8 (unaffected)

Vendor states this is fixed in 6.0 (unaffected)