Buffer overflow in the cluster_process_heartbeat function in cluster.c in layer 2 tunneling protocol network server (l2tpns) before 2.1.21 allows remote attackers to cause a denial of service via a large heartbeat packet.
Affected Software
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| L2tpns | L2tpns | 1.1 (including) | 1.1 (including) |
| L2tpns | L2tpns | 2.0.13 (including) | 2.0.13 (including) |
| L2tpns | L2tpns | 2.1 (including) | 2.1 (including) |
| L2tpns | Ubuntu | dapper | * |
| L2tpns | Ubuntu | devel | * |
| L2tpns | Ubuntu | edgy | * |
| L2tpns | Ubuntu | feisty | * |
| L2tpns | Ubuntu | gutsy | * |
| L2tpns | Ubuntu | hardy | * |
| L2tpns | Ubuntu | intrepid | * |
| L2tpns | Ubuntu | jaunty | * |
| L2tpns | Ubuntu | karmic | * |
References
- http://l2tpns.cvs.sourceforge.net/l2tpns/l2tpns/cluster.c?r1=1.53\u0026r2=1.54
- http://secunia.com/advisories/23230
- http://secunia.com/advisories/23333
- http://sourceforge.net/project/shownotes.php?group_id=97282\u0026release_id=468202
- http://www.debian.org/security/2006/dsa-1230
- http://www.securityfocus.com/bid/21443
- http://www.vupen.com/english/advisories/2006/4860
- https://exchange.xforce.ibmcloud.com/vulnerabilities/30732
- http://l2tpns.cvs.sourceforge.net/l2tpns/l2tpns/cluster.c?r1=1.53\u0026r2=1.54
- http://secunia.com/advisories/23230
- http://secunia.com/advisories/23333
- http://sourceforge.net/project/shownotes.php?group_id=97282\u0026release_id=468202
- http://www.debian.org/security/2006/dsa-1230
- http://www.securityfocus.com/bid/21443
- http://www.vupen.com/english/advisories/2006/4860
- https://exchange.xforce.ibmcloud.com/vulnerabilities/30732