[UPDATE] [medium] avahi-daemon: Vulnerability allows denial of service
A remote, anonymous attacker can exploit a vulnerability in avahi-daemon to conduct a denial of service attack.
CSIRTS triage
- What
- A remote, anonymous attacker can exploit a vulnerability in avahi-daemon to conduct a denial of service attack.
- Who is affected
- Deployments of avahi-daemon are affected.
- Urgency
- Remediation is medium urgency due to the potential for denial of service.
- Action
- Update avahi-daemon to the latest version.
AI-assisted analysis generated from the source advisory — verify against the original.
⚡ Watch avahi-daemon
Get an email when a new avahi-daemon advisory drops — max one per day, one-click unsubscribe.
Details
Original advisory: https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2026-0211
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.
- Low exploitation riskCVE-2026-244010.25% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 16% of all scored CVEs.
Referenced CVEs
| CVE | CSIRTS overview | External |
|---|---|---|
| CVE-2026-24401 | coverage & exploitation status | NVD · CVE.org |
More from CERT-Bund (BSI) Security Advisories
- medium[NEW] [medium] DENX U-Boot: Multiple vulnerabilities allow execution of arbitrary code and DoS2026-07-10
- medium[NEW] [medium] Samsung Android: Multiple vulnerabilities2026-07-10
- medium[UPDATE] [medium] Linux Kernel: Multiple vulnerabilities allow denial of service2026-07-10
- medium[UPDATE] [medium] Linux Kernel: Multiple vulnerabilities allow unspecified attack2026-07-10
- medium[UPDATE] [medium] Linux Kernel: Multiple vulnerabilities allow denial of service2026-07-10