Ubuntu 12.04 LTS USN-1450-1 Moderate: Net-SNMP Denial of Service

ubuntu

May 23, 2012

Net-SNMP could be made to crash if it received specially crafted network traffic.

Summary

Net-SNMP could be made to crash if it received specially crafted network

traffic.

Software Description:

- net-snmp: SNMP (Simple Network Management Protocol) server and applications

Details:

It was discovered that Net-SNMP incorrectly performed entry lookups in the

extension table. A remote attacker could send a specially crafted request

and cause the SNMP server to crash, leading to a denial of service.

Topics Covered

security advisory denial of service moderate severity ubuntu net-snmp

Update Instructions

The problem can be corrected by updating your system to the following
package versions:

Ubuntu 12.04 LTS:
  libsnmp15                       5.4.3~dfsg-2.4ubuntu1.1

Ubuntu 11.10:
  libsnmp15                       5.4.3~dfsg-2.2ubuntu1.1

Ubuntu 11.04:
  libsnmp15                       5.4.3~dfsg-2ubuntu1.1

Ubuntu 10.04 LTS:
  libsnmp15                       5.4.2.1~dfsg0ubuntu1-0ubuntu2.2

Ubuntu 8.04 LTS:
  libsnmp15                       5.4.1~dfsg-4ubuntu4.4

In general, a standard system update will make all the necessary changes.