CVE-2026-34933: Avahi: Reachable assertion in `transport_flags_from_domain()` via conflicting publish flags crashes avahi-daemon

Overview

Severity
Medium (CVSS 5.5)
CVSS Vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H/E:U
Exploit Status
Not Exploited
Patch Tuesday
2026-Apr
Released
2026-04-09
Last Updated
2026-04-14
EPSS Score
0.01% (percentile: 1.0%)

Affected Products (3)

Open Source Software

  • cbl2 avahi 0.8-5 on CBL Mariner 2.0
  • azl3 avahi 0.8-7 on Azure Linux 3.0
  • azl3 avahi 0.8-8 on Azure Linux 3.0

Revision History

  • 2026-04-09: Information published.
  • 2026-04-13: Information published.
  • 2026-04-14: Information published.