1 This patch fixes the issue of the net-snmp agent

     2 crashing when duplicate entries are added for "exec"

     3 entries in snmpd.conf.

     4 The bug/patch details are given below.

     5 snmpd: PATCH: 1744157: Report duplicate "extend/exec" identifiers.

     6 http://sourceforge.net/p/net-snmp/patches/825/

     7 

     8 --- net-snmp-5.4.1.old/agent/mibgroup/agent/extend.c	2007-07-06 08:32:59.000000000 -0700

     9 +++ net-snmp-5.4.1/agent/mibgroup/agent/extend.c	2013-12-05 03:09:26.546468801 -0800

    10 @@ -450,6 +450,9 @@

    11          extension->command  = strdup( exec_command );

    12          if (cptr)

    13              extension->args = strdup( cptr );

    14 +        } else {

    15 +           snmp_log(LOG_ERR, "Duplicate MIBOID '%s' detected in exec statement, only the first one will be used.\n", exec_name);

    16 +           return;

    17      }

    18  

    19  #ifndef USING_UCD_SNMP_EXTENSIBLE_MODULE