CVE-2026-31708: smb: client: fix OOB read in smb2_ioctl_query_info QUERY_INFO path

Overview

Severity
High (CVSS 8.1)
CVSS Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H
Exploit Status
Not Exploited
Patch Tuesday
2026-May
Released
2026-05-02
Last Updated
2026-05-04
EPSS Score
0.29% (percentile: 20.7%)

Affected Products (1)

Open Source Software

  • azl3 kernel 6.6.134.1-2 on Azure Linux 3.0

Revision History

  • 2026-05-02: Information published.
  • 2026-05-02: Information published.
  • 2026-05-04: Information published.