CVE-2026-31692: rtnetlink: add missing netlink_ns_capable() check for peer netns

Overview

Severity
High (CVSS 7.1)
CVSS Vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H/E:U
Exploit Status
Not Exploited
Patch Tuesday
2026-Aug
Released
2026-05-01
Last Updated
2026-08-07
EPSS Score
0.12% (percentile: 2.1%)

Affected Products (8)

Open Source Software

  • azl3 kernel 6.6.134.1-2 on Azure Linux 3.0
  • azl3 kernel 6.6.138.1-1 on Azure Linux 3.0
  • azl3 kernel 6.6.141.1-1 on Azure Linux 3.0
  • azl3 kernel 6.6.143.1-1 on Azure Linux 3.0
  • azl3 kernel 6.6.144.1-1 on Azure Linux 3.0
  • azl3 kernel 6.6.145.2-1 on Azure Linux 3.0
  • azl3 kernel 6.6.137.1-2 on Azure Linux 3.0
  • azl3 kernel 6.6.139.1-1 on Azure Linux 3.0

Revision History

  • 2026-05-01: Information published.
  • 2026-05-06: Information published.
  • 2026-05-11: Information published.
  • 2026-05-17: Information published.
  • 2026-05-22: Information published.
  • 2026-06-17: Information published.
  • 2026-06-28: Information published.
  • 2026-07-12: Information published.
  • 2026-08-07: Information published.