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irssi-0.8.14 : irssi-0.8.14 analysis 2 : Null Pointer Dereference  at servers.c:652

Categories: LANG.MEM.NPD CWE:476
Warning ID: 7244.28326
Procedure: server_change_nick
Trace: view
Modified: Thu Nov 26 11:08:46 2009   show details
 
Priority: None
State: None
Finding: None
Owner: None
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Parse Error
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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/irssi-0.8.14/src/irc/core/irc-nicklist.c
   Enter event_nick
 383 static void event_nick(IRC_SERVER_REC *server, const char *data,
 384                        const char *orignick) 
 385 {
 386         char *params, *nick;
 387  
 388         g_return_if_fail(data != NULL);
 389         g_return_if_fail(orignick != NULL);
 390  
 391         params = event_get_params(data, 1, &nick);
 392  
 393         if (g_strcasecmp(orignick, server->nick) == 0) {
 394                 /* You changed your nick */ 
 395                 if (server->last_nick != NULL &&
 396                     g_strcasecmp(server->last_nick, nick) == 0) {
 397                         /* changed with /NICK - keep it as wanted nick */ 
 398                         g_free(server->connrec->nick);
 399                         server->connrec->nick = g_strdup(nick);
 400                 }
 401  
true402                 server_change_nick(SERVER(server), nick);
     /kat0/fletcher/SATE/2010/irssi-0.8.14/src/core/servers.c
     Enter event_nick / server_change_nick
 650   void server_change_nick(SERVER_REC *server, const char *nick) 
 651   {
server <= 4095652           g_free(server->nick);     /* Null Pointer Dereference */
     Exit event_nick / server_change_nick
Preconditions 
nick != 0
$param_3 != 0
server[1].connect_time != 0
Postconditions 
_g_boolean_var_' = 1
_g_boolean_var_' = 1
nick' = &$unknown_253109
nick' = &$unknown_253109
server' = 0



Change Warning 7244.28326 : Null Pointer Dereference

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