What is CVE-2022-50139?

CVE-2022-50139 is a medium-severity vulnerability in Linux. CVSS score: 5.5/10. Published 2025-06-18.

How severe is CVE-2022-50139?

Medium severity. CVSS v3 base score is 5.5 out of 10.

Vulnerability in Linux

CVE-2022-50139

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.

Published 2025-06-18 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.

EPSS exploit prediction

EPSS: 0.002 (7.6th percentile), scored 2026-10-02.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 8th percentile — 7.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.002 · newest: 0.002 · change: +0.000

Affected products

Linux — versions 30d2617fd7ed052c30d1c21ddd4af4703d922be8, 5.8, 0
Linux Kernel

References

416baaa9-dc9f-4396-8d5f-8c081fb06d67 (Patch)
416baaa9-dc9f-4396-8d5f-8c081fb06d67 (Patch)
416baaa9-dc9f-4396-8d5f-8c081fb06d67 (Patch)
416baaa9-dc9f-4396-8d5f-8c081fb06d67 (Patch)
416baaa9-dc9f-4396-8d5f-8c081fb06d67 (Patch)

Frequently asked questions

What is CVE-2022-50139?: CVE-2022-50139 is a medium-severity vulnerability in Linux. CVSS score: 5.5/10. Published 2025-06-18.
How severe is CVE-2022-50139?: Medium severity. CVSS v3 base score is 5.5 out of 10.