Riskcovery

CVE-2022-50785

fsi: occ: Prevent use after free

State
Published
Severity
7.8 High
Published
Dec 30, 2025
Updated
Aug 5, 2026
Reserved
Dec 24, 2025

Read the record on cve.org

Description

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

fsi: occ: Prevent use after free

Use get_device and put_device in the open and close functions to make sure the device doesn't get freed while a file descriptor is open. Also, lock around the freeing of the device buffer and check the buffer before using it in the submit function.

Scores

CVSSScoreVectorSource
3.17.8 HighCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HLinux

Weaknesses

The record names no weakness.

Affected Products

ProductVersions
LinuxLinux
  • 008d3825a805557464c5e75f9eb806a3aa2f5e6d to before 1d5ad0a874ddfcee9f932f54b1d34cbe8b9ddcfeAffected
  • 008d3825a805557464c5e75f9eb806a3aa2f5e6d to before 3593e8efc9f0dac6be70bd5c964eadaa86bf2713Affected
  • 008d3825a805557464c5e75f9eb806a3aa2f5e6d to before d3e1e24604031b0d83b6c2d38f54eeea265cfcc0Affected
LinuxLinux
  • 5.16Affected
  • before 5.16Not affected
  • 5.19.17 through 5.19.*Not affected
  • 6.0.3 through 6.0.*Not affected
  • 6.1 and laterNot affected

References

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