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[UPDATE] [medium] avahi: Vulnerability allows denial of service

mediumCVE-2025-59529
A local attacker can exploit a vulnerability in avahi to conduct a denial of service attack.

CSIRTS triage

vendor: Avahiproduct: AvahiDenial of service
What
A local attacker can exploit a vulnerability in avahi to conduct a denial of service attack.
Who is affected
Local deployments of Avahi are affected by this vulnerability.
Urgency
Remediation is necessary due to the potential for denial of service, although exploitation is not currently reported.
Action
Update Avahi to the latest version to address the vulnerability.

AI-assisted analysis generated from the source advisory — verify against the original.

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Details

Source
CERT-Bund (BSI) Security Advisories (DE · national-cert · site)
Severity
medium
Published
2026-07-29
Exploitation
Not in CISA KEV at last sync
Language
Machine-translated to English — verify against the original

Original advisory: https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2025-2898

Exploitation outlook

EPSS (FIRST.org) estimates each CVE’s probability of exploitation in the next 30 days — here is the CSIRTS.com read on those numbers.

Referenced CVEs

CVECSIRTS overviewExternal
CVE-2025-59529coverage & exploitation statusNVD · CVE.org

Recent advisories for avahi

A cluster of recent advisories against the same product widens the attack surface — attackers routinely chain freshly published CVEs on one product, so review these together.

More from CERT-Bund (BSI) Security Advisories