CVE-2022-50767

Not scored yetLast modified Jun 17, 2026

Description

In the Linux kernel, the following vulnerability has been resolved:

fbdev: smscufx: Fix several use-after-free bugs

Several types of UAFs can occur when physically removing a USB device.

Adds ufx_ops_destroy() function to .fb_destroy of fb_ops, and in this function, there is kref_put() that finally calls ufx_free().

This fix prevents multiple UAFs.

Metrics

No CVSS score has been published yet.

Affected software

No affected versions have been published.

Timeline

Published
Dec 24, 2025
Last modified
Jun 17, 2026
NVD status
Deferred

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CVE-2022-50767: Unscored | Vulnix