PatchSiren

avahi CVE debriefs

These pages are published after PatchSiren validates generated defensive summaries against stored public CVE and source evidence.

MEDIUM avahi CVE published 2026-04-03

CVE-2026-34933

CVE-2026-34933 is a denial of service vulnerability in Avahi, a system facilitating service discovery on local networks. Prior to version 0.9-rc4, an unprivileged local user can crash avahi-daemon by sending a single D-Bus method call with conflicting publish flags. This issue has been patched in version 0.9-rc4. The vulnerability allows an attacker to cause a denial of service, potentially disrupting ser [truncated]