The wait_for_child_to_die function in main/event.c in FreeRADIUS 2.1.x before 2.1.10, in certain circumstances involving long-term database outages, does not properly handle long queue times for requests, which allows remote attackers to cause a denial of service (daemon crash) by sending many requests.
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Freeradius | Freeradius | 2.1.0 (including) | 2.1.0 (including) |
| Freeradius | Freeradius | 2.1.1 (including) | 2.1.1 (including) |
| Freeradius | Freeradius | 2.1.2 (including) | 2.1.2 (including) |
| Freeradius | Freeradius | 2.1.3 (including) | 2.1.3 (including) |
| Freeradius | Freeradius | 2.1.4 (including) | 2.1.4 (including) |
| Freeradius | Freeradius | 2.1.6 (including) | 2.1.6 (including) |
| Freeradius | Freeradius | 2.1.7 (including) | 2.1.7 (including) |
| Freeradius | Freeradius | 2.1.8 (including) | 2.1.8 (including) |
| Freeradius | Freeradius | 2.1.9 (including) | 2.1.9 (including) |
| Freeradius | Ubuntu | jaunty | * |
| Freeradius | Ubuntu | karmic | * |
| Freeradius | Ubuntu | maverick | * |
| Freeradius | Ubuntu | upstream | * |