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Null Pointer Dereference  at print.c:136

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process_packet

(/home/sate/Testcases/c/cve/wireshark-1.2.0/tshark.c)expand/collapse
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 2396  process_packet(capture_file *cf, gint64 offset, const struct wtap_pkthdr *whdr,
 2397                 union wtap_pseudo_header *pseudo_header, const guchar *pd)
 2398  {
 2399    frame_data fdata;
 2400    gboolean create_proto_tree;
 2401    epan_dissect_t *edt;
 2402    gboolean passed;
 2403   
 2404    /* Count this packet. */
 2405    cf->count++;
 2406   
 2407    /* If we're going to print packet information, or we're going to
 2408       run a read filter, or we're going to process taps, set up to 
 2409       do a dissection and do so. */
 2410    if (do_dissection) {
 2411      fill_in_fdata(&fdata, cf, whdr, offset);
 2412   
 2413      if (print_packet_info) {
 2414        /* Grab any resolved addresses */
 2415   
 2416        if (g_resolv_flags) {
 2417          host_name_lookup_process(NULL);
 2418        }
 2419      }
 2420   
 2421
2443
Show [ Lines 2421 to 2443 omitted. ]
 2444      epan_dissect_run(edt, pseudo_header, pd, &fdata,
 2445                       (print_packet_info && !verbose) ? &cf->cinfo : NULL);
 2446   
 2447      tap_push_tapped_queue(edt);
 2448   
 2449      /* Run the read filter if we have one. */
 2450      if (cf->rfcode)
 2451        passed = dfilter_apply_edt(cf->rfcode, edt);
 2452      else 
 2453        passed = TRUE;
 2454    } else {
 2455      /* We're not running a display filter and we're not printing any 
 2456         packet information, so we don't need to do a dissection, and all
 2457         packets are processed. */
 2458      edt = NULL;
 2459      passed = TRUE;
 2460    }
 2461   
 2462    if (passed) {
 2463      /* Keep the time of the current packet if the packet passed 
 2464         the read filter so that the delta time since last displayed
 2465         packet can be calculated */
 2466      prev_dis_ts = fdata.abs_ts;
 2467   
 2468      /* Process this packet. */
 2469      if (print_packet_info) {
 2470        /* We're printing packet information; print the information for
 2471           this packet. */
 2472[+]       print_packet(cf, edt);
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print_packet

(/home/sate/Testcases/c/cve/wireshark-1.2.0/tshark.c)expand/collapse
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 2833  print_packet(capture_file *cf, epan_dissect_t *edt)
 2834  {
 2835    print_args_t  print_args;
 2836   
 2837    if (verbose) {
 2838      /* Print the information in the protocol tree. */
 2839      switch (output_action) {
 2840   
 2841      case WRITE_TEXT:
 2842        print_args.to_file = TRUE;
 2843        print_args.format = print_format;
 2844        print_args.print_summary = !verbose;
 2845        print_args.print_hex = verbose && print_hex;
 2846        print_args.print_formfeed = FALSE;
 2847        print_args.print_dissections = verbose ? print_dissections_expanded : print_dissections_none;
 2848   
 2849        /* init the packet range */
 2850        packet_range_init(&print_args.range);
 2851   
 2852[+]       if (!proto_tree_print(&print_args, edt, print_stream))
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proto_tree_print

(/home/sate/Testcases/c/cve/wireshark-1.2.0/print.c)expand/collapse
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 127  proto_tree_print(print_args_t *print_args, epan_dissect_t *edt,
 128      print_stream_t *stream)
 129  {
 130          print_data data;
 131   
 132          /* Create the output */
 133          data.level = 0;
 134          data.stream = stream;
 135          data.success = TRUE;
 136          data.src_list = edt->pi.data_src;
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Change Warning 4889.31550 : Null Pointer Dereference

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