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CVE-2022-50785

kernel: Linux kernel: fsi:occ use-after-free vulnerability

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Severity

Important

Red Hat Product Security

7.8

CVSS 3.1

Review impact separately from score.

Published · December 30, 2025

Updated · August 21, 2026

Description

A flaw was found in the Linux kernel's fsi:occ component. This use-after-free vulnerability occurs when a device is prematurely freed while a file descriptor is still open. A local attacker could exploit this condition to cause memory corruption, potentially leading to a denial of service or other unspecified impacts.

CVSS score applicability

The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.

Mitigation

No mitigation is specified in collected source.

CVSS / CWE

CVSS 3.1 · 7.8
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CWE-825 · Expired Pointer Dereference