CVE-2025-68471Avahi has a reachable assertion in lookup_start

Descripción

Avahi is a system which facilitates service discovery on a local network via the mDNS/DNS-SD protocol suite. In 0.9-rc2 and earlier, avahi-daemon can be crashed by sending 2 unsolicited announcements with CNAME resource records 2 seconds apart.

Datos: CVE.org, NVD, CISA KEV, FIRST EPSS, Ubuntu. Se publican tal como los indican las fuentes, en inglés.

Productos y versiones afectados

Referencias y parches

• https://github.com/avahi/avahi/security/advisories/GHSA-56rf-42xr-qmmg ExploitPatchVendor Advisory
• https://github.com/avahi/avahi/issues/678 ExploitIssue TrackingPatch
• https://github.com/avahi/avahi/commit/9c6eb53bf2e290aed84b1f207e3ce35c54cc0aa1 Patch