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.
| Software | From | Fixed in |
|---|---|---|
| corosync / corosync | 2.0.0 | 2.0.0.x |
| corosync / corosync | 2.0.1 | 2.0.1.x |
| corosync / corosync | 2.1.0 | 2.1.0.x |
| corosync / corosync | 2.2.0 | 2.2.0.x |
| corosync / corosync | 2.0.3 | 2.0.3.x |
| corosync / corosync | 2.0.2 | 2.0.2.x |
| corosync / corosync | 2.1.1 | 2.1.1.x |