The init_nss_hash function in exec/totemcrypto.c in Corosync 2.0 before 2.3 does not properly initialize the HMAC key, which allows remote attackers to cause a denial of service (crash) via a crafted packet.
Affected Software
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Corosync | Corosync | 2.0.0 (including) | 2.0.0 (including) |
| Corosync | Corosync | 2.0.1 (including) | 2.0.1 (including) |
| Corosync | Corosync | 2.0.2 (including) | 2.0.2 (including) |
| Corosync | Corosync | 2.0.3 (including) | 2.0.3 (including) |
| Corosync | Corosync | 2.1.0 (including) | 2.1.0 (including) |
| Corosync | Corosync | 2.1.1 (including) | 2.1.1 (including) |
| Corosync | Corosync | 2.2.0 (including) | 2.2.0 (including) |
References
- http://seclists.org/oss-sec/2013/q1/212
- http://seclists.org/oss-sec/2013/q1/213
- http://seclists.org/oss-sec/2013/q1/214
- http://secunia.com/advisories/52037
- https://github.com/corosync/corosync/commit/b3f456a8ceefac6e9f2e9acc2ea0c159d412b595
- http://seclists.org/oss-sec/2013/q1/212
- http://seclists.org/oss-sec/2013/q1/213
- http://seclists.org/oss-sec/2013/q1/214
- http://secunia.com/advisories/52037
- https://github.com/corosync/corosync/commit/b3f456a8ceefac6e9f2e9acc2ea0c159d412b595