CVE-2026-23473: io_uring/poll: fix multishot recv missing EOF on wakeup race

Overview

Severity
Medium (CVSS 4.7)
CVSS Vector
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H
Exploit Status
Not Exploited
Patch Tuesday
2026-Apr
Released
2026-04-05
Last Updated
2026-04-29

Affected Products (2)

Open Source Software

  • azl3 kernel 6.6.130.1-3 on Azure Linux 3.0
  • azl3 kernel 6.6.134.1-2 on Azure Linux 3.0

Revision History

  • 2026-04-05: Information published.
  • 2026-04-07: Information published.
  • 2026-04-29: Information published.