CVE-2026-34933
5.5
MEDIUM
CVSS 3.1
EPSS 0.01%
Description
Avahi is a system which facilitates service discovery on a local network via the mDNS/DNS-SD protocol suite. Prior to version 0.9-rc4, any 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.
How to fix CVE-2026-34933
To remediate CVE-2026-34933, upgrade the affected package to a fixed version below.
- Alpine/avahi—upgrade to 0.8-r26 or later
- —no fix listed
Is CVE-2026-34933 being exploited?
Low — EPSS is 0.0%, meaning exploitation activity has not been observed at scale.
Affected packages (2)
- from 0, < 0.8-r26
- from 0
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM5.5 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H |