Description
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.
References
- 52037 third-party-advisory
- https://github.com/corosync/corosync/commit/b3f456a8ceefac6e9f2e9acc2ea0c159d412b595
- [oss-security] 20130201 Re: CVE Request -- Corosync (X < 2.0.3): Remote DoS due improper HMAC initialization and improper junk filtering when different encryption keys used mailing-list
- [oss-security] 20130201 Re: Re: CVE Request -- Corosync (X < 2.0.3): Remote DoS due improper HMAC initialization and improper junk filtering when different encryption keys used mailing-list
- [oss-security] 20130201 CVE Request -- Corosync (X < 2.0.3): Remote DoS due improper HMAC initialization and improper junk filtering when different encryption keys used mailing-list