CVE-2026-34933

MEDIUM

5.5

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.

CVE Details

CVSS v3.1 Score5.5

SeverityMEDIUM

CVSS VectorCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Attack VectorLOCAL

ComplexityLOW

Privileges RequiredLOW

User InteractionNONE

Published4/3/2026

Last Modified4/3/2026

Sourcenvd

Honeypot Sightings0

Weaknesses (CWE)

CWE-617

References

https://github.com/avahi/avahi/commit/625ca0fac19229f6dfa3a6c6b698ae657187e50c(security-advisories@github.com)

https://github.com/avahi/avahi/pull/891(security-advisories@github.com)

https://github.com/avahi/avahi/security/advisories/GHSA-w65r-6gxh-vhvc(security-advisories@github.com)

IOC Correlations

No correlations recorded

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