Описание
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 unsolicited announcements containing CNAME resource records pointing it to resource records with short TTLs. As soon as they expire avahi-daemon crashes.
Пакеты
| Пакет | Статус | Версия исправления | Релиз | Тип |
|---|---|---|---|---|
| avahi | fixed | 0.8-18 | package | |
| avahi | no-dsa | trixie | package | |
| avahi | no-dsa | bookworm | package | |
| avahi | postponed | bullseye | package |
Примечания
https://github.com/avahi/avahi/security/advisories/GHSA-cp79-r4x9-vf52
https://github.com/avahi/avahi/issues/683
Fixed by: https://github.com/avahi/avahi/commit/f66be13d7f31a3ef806d226bf8b67240179d309a
Связанные уязвимости
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 unsolicited announcements containing CNAME resource records pointing it to resource records with short TTLs. As soon as they expire avahi-daemon crashes.
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 unsolicited announcements containing CNAME resource records pointing it to resource records with short TTLs. As soon as they expire avahi-daemon crashes.
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 unsolicited announcements containing CNAME resource records pointing it to resource records with short TTLs. As soon as they expire avahi-daemon crashes.
Avahi has a reachable assertion in lookup_multicast_callback
Уязвимость системы обнаружения сервисов в локальной сети Avahi, связанная с недостатком использования функции assert(), позволяющая нарушителю вызвать отказ в обслуживании