CVE-2022-50032
CVE-2022-50032 is a medium-severity vulnerability in Linux Linux Kernel with a CVSS 3.x base score of 5.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.
Key facts
- Severity: Medium (CVSS 3.x base score 5.5)
- EPSS exploit prediction: 0% (6th percentile)
- Actively exploited: Not listed in CISA KEV
- EU (EUVD) id: EUVD-2022-55304
- Affected product: Linux Linux Kernel
- Published:
- Last modified:
Description
In the Linux kernel, the following vulnerability has been resolved: usb: renesas: Fix refcount leak bug In usbhs_rza1_hardware_init(), of_find_node_by_name() will return a node pointer with refcount incremented. We should use of_node_put() when it is not used anymore.
Frequently asked questions
- What is CVE-2022-50032?
- In the Linux kernel, the following vulnerability has been resolved: usb: renesas: Fix refcount leak bug In usbhs_rza1_hardware_init(), of_find_node_by_name() will return a node pointer with refcount incremented. We should use of_node_put() when it is not used anymore.
- How severe is CVE-2022-50032?
- CVE-2022-50032 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
- Is CVE-2022-50032 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (6th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2022-50032?
- CVE-2022-50032 affects Linux Linux Kernel. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2022-50032?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- Does CVE-2022-50032 have an EU (EUVD) identifier?
- Yes. CVE-2022-50032 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2022-55304.
- When was CVE-2022-50032 published?
- CVE-2022-50032 was published on 2025-06-18 and last updated on 2026-06-17.
References
- https://git.kernel.org/stable/c/36b18b777dece704b7c2e9e7947ca41a9b0fb009
- https://git.kernel.org/stable/c/5c4b699193eba51f1bbf462d758d66f545fddd35
- https://git.kernel.org/stable/c/9790a5a4f07f38a5add85ec58c44797d3a7c3677
- https://git.kernel.org/stable/c/9d6d5303c39b8bc182475b22f45504106a07f086
- https://git.kernel.org/stable/c/cfa8f707a58d68b2341a9dd0b33cf048f0628b4d
- https://git.kernel.org/stable/c/fbdbd61a36d887e00114321c6758e359e9573a8e
Affected products (1)
- cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
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