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pvm3.4.6 : pvm3.4.6 analysis 2 : Null Pointer Dereference  at hoster.c:370

Categories: LANG.MEM.NPD CWE:476
Warning ID: 103.28705
Procedure: hoster
Trace: view
Modified: Thu Nov 26 11:27:30 2009   show details
 
Priority: None
State: None
Finding: None
Owner: None
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Warning Location
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Parse Error
Other Warning
Two or More Loop Iterations
On Execution Path
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Warning Location Contributes Parse Error
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Source  |  Language: C Hide Legend     
ProblemLineSource
   /kat0/fletcher/SATE/2010/pvm3/src/hoster.c
   Enter hoster
 348 hoster(mp) 
 349         struct pmsg *mp;
 350 {
 351         struct pmsg *mp2;
 352         int num;
 353         int i;
 354         struct hst **hostlist;
 355         struct hst *hp;
 356         char *p;
 357  
 358         /*
 359         * unpack the startup message 
 360         */ 
 361  
 362         upkint(mp, &num);
 363         if (pvmdebmask & PDMSTARTUP) {
 364                 pvmlogprintf("hoster() %d to start\n", num);
 365         }
 366         if (num > 0) {
true367                 hostlist = TALLOC(num, struct hst *, "hsts");   /* Integer Overflow of Allocation Size (ID: 104.28706) */
 368                 for (i = 0; i < num; i++) {
 369                         hp = TALLOC(1, struct hst, "hst");
hostlist <= 4095370                         hostlist[i] = hp;     /* Null Pointer Dereference */
Preconditions 
&$unknown_273035 >= 1
Postconditions 
atnewline' = 1
errno' != 0
bytes_after(&$heap_12523)' = 36
$heap_12523' is allocated by malloc
$heap_12523' is allocated
bytes_before(&$heap_12523)' = 0
hostlist' = 0
hp' = &$heap_12523
i' = 0
num' = &$unknown_273035
tmbuf.tm_sec' = &$unknown_273034



Change Warning 103.28705 : Null Pointer Dereference

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