FreeBSD Security Update Fixes IPv6 Type 0 Route Header Denial of Service Issue.

A vulnerability has been identified in FreeBSD, which could be exploited by remote attackers to cause a denial of service. This issue is caused by a design error within the IPv6 protocol when handling IPv6 type 0 route headers, which could be exploited by remote attackers to create a denial of service condition via specially crafted packets.read more