CVE-2026-23234: f2fs: fix to avoid UAF in f2fs_write_end_io()

Overview

Severity
High (CVSS 7.8)
CVSS Vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Exploit Status
Not Exploited
Patch Tuesday
2026-Mar
Released
2026-03-05
Last Updated
2026-03-27
EPSS Score
0.02% (percentile: 3.8%)

Affected Products (2)

Open Source Software

  • cbl2 kernel 5.15.200.1-1 on CBL Mariner 2.0
  • azl3 kernel 6.6.126.1-1 on Azure Linux 3.0

Revision History

  • 2026-03-05: Information published.
  • 2026-03-06: Information published.
  • 2026-03-19: Information published.
  • 2026-03-27: Information published.