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Description of problem:
When pam_limits used in system-auth, and in /etc/security/limits.conf 
defined values for corefile size, max locaked memory, 
wrong values (really 19) is passwd to setrlimits. 
As a resilt, no core file may be created, 
no soft limit may be changed. 

Version-Release number of selected component (if applicable):
pam-0.80-7

How reproducible:
Always

Steps to Reproduce:
1. include pam_limits in system-auth (session) 
2. set some good values for limits 
3. login and ulimit -Hc  
   

Actual Results:  Zero (0) is returned  
( 19/1024 = 0 ) 
 

Expected Results:  The same value, as in limits.conf must be returned (and setted) 

Additional info:

its a missed bread bug -- patch provided