CVE-2012-0352

Description

Cisco NX-OS 4.2.x before 4.2(1)SV1(5.1) on Nexus 1000v series switches; 4.x and 5.0.x before 5.0(2)N1(1) on Nexus 5000 series switches; and 4.2.x before 4.2.8, 5.0.x before 5.0.5, and 5.1.x before 5.1.1 on Nexus 7000 series switches allows remote attackers to cause a denial of service (netstack process crash and device reload) via a malformed IP packet, aka Bug IDs CSCti23447, CSCti49507, and CSCtj01991.

Affected products

• Cisco / nexus_1000v
• Cisco / nexus_5000
• Cisco / nexus_5010
• Cisco / nexus_5020
• Cisco / nexus_5548p
• Cisco / nexus_5548up
• Cisco / nexus_5596up
• Cisco / nexus_7000
• Cisco / nexus_7000_10-slot
• Cisco / nexus_7000_18-slot
• Cisco / nexus_7000_9-slot
• Cisco / nx-os4.0(4)sv1(3b) – 4.0(4)sv1(3b)
• Cisco / nx-os4.0(4)sv1(3c) – 4.0(4)sv1(3c)
• Cisco / nx-os4.0(4)sv1(3d) – 4.0(4)sv1(3d)
• Cisco / nx-os4.1(3)n1(1) – 4.1(3)n1(1)
• Cisco / nx-os4.1(3)n1(1a) – 4.1(3)n1(1a)
• Cisco / nx-os4.1(3)n2(1) – 4.1(3)n2(1)
• Cisco / nx-os4.1(3)n2(1a) – 4.1(3)n2(1a)
• Cisco / nx-os4.2(1)n1(1) – 4.2(1)n1(1)
• Cisco / nx-os4.2(1)n2(1) – 4.2(1)n2(1)
• Cisco / nx-os4.2(1)n2(1a) – 4.2(1)n2(1a)
• Cisco / nx-os4.2(1)sv1(4) – 4.2(1)sv1(4)
• Cisco / nx-os4.2(1)sv1(4a) – 4.2(1)sv1(4a)
• Cisco / nx-os5.0(2)n2(1) – 5.0(2)n2(1)
• Cisco / nx-os5.0(2)n2(1a) – 5.0(2)n2(1a)
• Cisco / nx-os5.0(3)n1(1) – 5.0(3)n1(1)
• Cisco / nx-os5.0(3)n1(1a) – 5.0(3)n1(1a)
• Cisco / nx-os5.0(3)n1(1b) – 5.0(3)n1(1b)
• Cisco / nx-os5.0(3)n1(1c) – 5.0(3)n1(1c)
• Cisco / nx-os5.0(3)n2(1) – 5.0(3)n2(1)
• Cisco / nx-os5.0(3)n2(2) – 5.0(3)n2(2)
• Cisco / nx-os5.0(3)n2(2a) – 5.0(3)n2(2a)
• Cisco / nx-os5.0(3)n2(2b) – 5.0(3)n2(2b)
• Cisco / nx-os5.1(3)n1(1) – 5.1(3)n1(1)
• Cisco / nx-os5.1(3)n1(1a) – 5.1(3)n1(1a)
• Cisco / nx-os4.1.(2) – 4.1.(2)
• Cisco / nx-os4.1.(3) – 4.1.(3)
• Cisco / nx-os4.1.(4) – 4.1.(4)
• Cisco / nx-os4.1.(5) – 4.1.(5)
• Cisco / nx-os4.2(1) – 4.2(1)
• Cisco / nx-os4.2(2) – 4.2(2)
• Cisco / nx-os4.2(3) – 4.2(3)
• Cisco / nx-os4.2(4) – 4.2(4)
• Cisco / nx-os4.2(6) – 4.2(6)
• Cisco / nx-os4.2.(2a) – 4.2.(2a)
• Cisco / nx-os5.0(2) – 5.0(2)
• Cisco / nx-os5.0(2a) – 5.0(2a)
• Cisco / nx-os5.0(3) – 5.0(3)
• Cisco / nx-os5.1(1a) – 5.1(1a)
• Cisco / nx-os4.0(0)n1(1a) – 4.0(0)n1(1a)
• Cisco / nx-os5.1(3) – 5.1(3)
• Cisco / nx-os5.1(4) – 5.1(4)
• Cisco / nx-os5.1(5) – 5.1(5)
• Cisco / nx-os5.1(6) – 5.1(6)
• Cisco / nx-os5.1(2) – 5.1(2)
• Cisco / nx-os4.0(0)n1(2) – 4.0(0)n1(2)
• Cisco / nx-os4.0(0)n1(2a) – 4.0(0)n1(2a)
• Cisco / nx-os4.0(1a)n1(1) – 4.0(1a)n1(1)
• Cisco / nx-os4.0(1a)n1(1a) – 4.0(1a)n1(1a)
• Cisco / nx-os4.0(1a)n2(1) – 4.0(1a)n2(1)
• Cisco / nx-os4.0(1a)n2(1a) – 4.0(1a)n2(1a)
• Cisco / nx-os4.0(4)sv1(1) – 4.0(4)sv1(1)
• Cisco / nx-os4.0(4)sv1(2) – 4.0(4)sv1(2)
• Cisco / nx-os4.0(4)sv1(3) – 4.0(4)sv1(3)
• Cisco / nx-os4.0(4)sv1(3a) – 4.0(4)sv1(3a)

References

• VENDOR_ADVISORYhttp://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20120215-nxos