Cisco has officially released a "bundle" of vulnerability notices for their IOS software.  The issues related to these notifications are varied and relate to TCP, UDP, Mobile and VPN vulnerabilities.

• Cisco IOS cTCP DoS Vulnerability
• Cisco IOS Multiple Features IP Sockets Vulnerability
• Cisco IOS Mobile IP and Mobile IPv6 Vulnerabilities
• Cisco IOS Secure Copy Privilege Escalation Vulnerability
• Cisco IOS Session Initiation Protocol DoS Vulnerability
• Cisco IOS Multiple Features Crafted TCP Sequence Vulnerability
• Cisco IOS Multiple Features Crafted UDP Packet Vulnerability
• Cisco IOS WebVPN and SSLVPN Vulnerabilities

More info : http://www.cisco.com/warp/public/707/cisco-sa-20090325-bundle.shtml