Buffer overflow in programs/pluto/xauth.c in the client in Openswan 2.6.25 through 2.6.28 might allow remote authenticated gateways to execute arbitrary code or cause a denial of service via long (1) cisco_dns_info or (2) cisco_domain_info data in a packet.
Improper Restriction of Operations within the Bounds of a Memory Buffer The product performs operations on a memory buffer, but it reads from or writes to a memory location outside the buffer's intended boundary.