CVE-2015-0593
The Zone-Based Firewall implementation in Cisco IOS 12.4(122)T and earlier does not properly manage session-object structures, which allows remote attackers to cause a denial of service (device reload) via crafted network traffic, aka Bug ID CSCul65003.
Date published : 2015-02-12
http://www.securityfocus.com/bid/72549
http://tools.cisco.com/security/center/content/CiscoSecurityNotice/CVE-2015-0593