CORE_DUMP

I have this error, and IBM recommends APAR install, which requires system reboot.  My question is what would be the severity of this error?  How do you determine that?  

# errpt -a -j 1F0B7B49
---------------------------------------------------------------------------
LABEL:          CORE_DUMP
IDENTIFIER:     1F0B7B49

Date/Time:       Mon Feb 13 17:00:25 EST
Sequence Number: 196627
Machine Id:      0003403A4C00
Class:           S
Type:            PERM
Resource Name:   SYSPROC        

Description
SOFTWARE PROGRAM ABNORMALLY TERMINATED

Probable Causes
SOFTWARE PROGRAM

User Causes
USER GENERATED SIGNAL

        Recommended Actions
        CORRECT THEN RETRY

Failure Causes
SOFTWARE PROGRAM

        Recommended Actions
        RERUN THE APPLICATION PROGRAM
        IF PROBLEM PERSISTS THEN DO THE FOLLOWING
        CONTACT APPROPRIATE SERVICE REPRESENTATIVE

Detail Data
SIGNAL NUMBER
          11
USER'S PROCESS ID:
       86370
FILE SYSTEM SERIAL NUMBER
           1
INODE NUMBER
           2
PROCESSOR ID
           1
PROGRAM NAME
netstat
ADDITIONAL INFORMATION
free 5C
ip_stats 414
ip_stats 414
_afpr 84
main FC0
__start 8C

Symptom Data
REPORTABLE
1
INTERNAL ERROR
1
SYMPTOM CODE
PIDS/5799JOE00 LVLS/500 PCSS/SPI2 FLDS/netstat SIG/11 FLDS/free VALU/5c FLDS/ip_
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