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pvm3.4.6 : pvm3.4.6 analysis 2 : Null Pointer Dereference  at cmds.c:1453

Categories: LANG.MEM.NPD CWE:476
Warning ID: 511.29303
Procedure: delete_cmd
Trace: view
Modified: Thu Nov 26 11:36:52 2009   show details
 
Priority: None
State: None
Finding: None
Owner: None
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Warning Location
Contributes
Parse Error
Other Warning
Two or More Loop Iterations
On Execution Path
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Warning Location Contributes Parse Error
Other Warning Two or More Loop Iterations On Execution Path
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Source  |  Language: C Hide Legend     
ProblemLineSource
   /kat0/fletcher/SATE/2010/pvm3/console/cmds.c
   Enter delete_cmd
 1437 delete_cmd(ac, av) 
 1438         int ac;
 1439         char **av;
 1440 {
 1441         int cc;
 1442         int i;
 1443         int *sv;
 1444  
 1445         av++;
 1446         ac--;
true1447         sv = TALLOC(ac, int, "int");   /* Integer Overflow of Allocation Size (ID: 513.29305) */
 1448         if ((cc = pvm_delhosts(av, ac, sv)) >= 0) {
 1449                 printf("%d successful\n", cc);
 1450                 fputs("                    HOST  STATUS\n", stdout);
 1451                 for (i = 0; i < ac; i++) {
 1452                         printf("%24s  ", av[i]);
sv <= 40951453                         if ((cc = sv[i]) < 0)     /* Null Pointer Dereference */
Preconditions 
ac >= 2
&$unknown_12251608 >= 0
Postconditions 
ac' = ac - 1
av' = av + 4
cc' = &$unknown_12251608
i' = 0
sv' = 0



Change Warning 511.29303 : Null Pointer Dereference

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