USN-2711-1: Net-SNMP vulnerabilities

Releases

• Ubuntu 15.04
• Ubuntu 14.04 ESM
• Ubuntu 12.04

Packages

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

Details

It was discovered that Net-SNMP incorrectly handled certain trap messages
when the -OQ option was used. A remote attacker could use this issue to
cause Net-SNMP to crash, resulting in a denial of service. (CVE-2014-3565)

Qinghao Tang discovered that Net-SNMP incorrectly handled SNMP PDU parsing
failures. A remote attacker could use this issue to cause Net-SNMP to
crash, resulting in a denial of service, or possibly execute arbitrary
code. (CVE-2015-5621)

Update instructions

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

Ubuntu 15.04

• libsnmp30 - 5.7.2~dfsg-8.1ubuntu5.1

Ubuntu 14.04

• libsnmp30 - 5.7.2~dfsg-8.1ubuntu3.1

Ubuntu 12.04

• libsnmp15 - 5.4.3~dfsg-2.4ubuntu1.3

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

References

• CVE-2014-3565
• CVE-2015-5621