How severe is CVE-2022-50247?

CVE-2022-50247 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-2022-50247 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (4th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2022-50247?

CVE-2022-50247 affects Linux Linux Kernel. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2022-50247?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2022-50247 have an EU (EUVD) identifier?

Yes. CVE-2022-50247 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2022-55505.

When was CVE-2022-50247 published?

CVE-2022-50247 was published on 2025-09-15 and last updated on 2026-06-17.

CVE-2022-50247

CVE-2022-50247 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. The underlying weakness is classified as CWE-401.

Key facts

Severity: Medium (CVSS 3.x base score 5.5)
EPSS exploit prediction: 0% (4th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2022-55505
Weakness: CWE-401
Affected product: Linux Linux Kernel
Published: 2025-09-15
Last modified: 2026-06-17

Description

In the Linux kernel, the following vulnerability has been resolved: usb: xhci-mtk: fix leakage of shared hcd when fail to set wakeup irq Can not set the @shared_hcd to NULL before decrease the usage count by usb_put_hcd(), this will cause the shared hcd not released.

Frequently asked questions

What is CVE-2022-50247?: In the Linux kernel, the following vulnerability has been resolved: usb: xhci-mtk: fix leakage of shared hcd when fail to set wakeup irq Can not set the @shared_hcd to NULL before decrease the usage count by usb_put_hcd(), this will cause the shared hcd not released.
How severe is CVE-2022-50247?: CVE-2022-50247 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-2022-50247 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (4th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-50247?: CVE-2022-50247 affects Linux Linux Kernel. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2022-50247?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2022-50247 have an EU (EUVD) identifier?: Yes. CVE-2022-50247 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2022-55505.
When was CVE-2022-50247 published?: CVE-2022-50247 was published on 2025-09-15 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*

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