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Bug 514435 - Null pointer crash in xl_chart_read_ai()
Null pointer crash in xl_chart_read_ai()
Status: RESOLVED FIXED
Product: Gnumeric
Classification: Applications
Component: import/export MS Excel (tm)
git master
Other All
: Normal critical
: ---
Assigned To: Jody Goldberg
Jody Goldberg
Depends on:
Blocks:
 
 
Reported: 2008-02-04 23:31 UTC by sum1
Modified: 2008-02-05 03:15 UTC
See Also:
GNOME target: ---
GNOME version: ---

Attachments
fuzzed chart-tests-excel.xls (173.50 KB, application/vnd.ms-excel)
2008-02-04 23:33 UTC, sum1 		Details

Description sum1 2008-02-04 23:31:57 UTC 
Version: r16346
OS: Ubuntu Gutsy

The upcoming sample is a fuzzed version of chart-tests-excel.xls.

Steps to reproduce:
- Load the upcoming attachment in Gnumeric to trigger a crash

Backtrace:

Program received signal SIGSEGV, Segmentation fault.

+ Trace 188111

Thread NaN (LWP 11901)

  • #0 xl_chart_read_ai
    at ms-chart.c line 366
  • #1 ms_excel_chart_read
    at ms-chart.c line 3349
  • #2 ms_excel_chart_read_BOF
    at ms-chart.c line 3562
  • #3 ms_read_OBJ
    at ms-obj.c line 1268
  • #4 ms_escher_read_ClientData
    at ms-escher.c line 1985
  • #5 ms_escher_read_container
    at ms-escher.c line 2089
  • #6 ms_escher_read_SpContainer
    at ms-escher.c line 500
  • #7 ms_escher_read_container
    at ms-escher.c line 2089
  • #8 ms_escher_read_SpgrContainer
    at ms-escher.c line 1926
  • #9 ms_escher_read_container
    at ms-escher.c line 2089
  • #10 ms_escher_read_DgContainer
    at ms-escher.c line 1931
  • #11 ms_escher_read_container
    at ms-escher.c line 2089
  • #12 ms_escher_parse
    at ms-escher.c line 2156
  • #13 excel_read_sheet
  • #14 excel_read_BOF
    at ms-excel-read.c line 6394
  • #15 excel_read_workbook
    at ms-excel-read.c line 6462
  • #16 excel_file_open
    at boot.c line 191
  • #17 go_plugin_loader_module_func_file_open
    at go-plugin-loader-module.c line 239
  • #18 go_plugin_file_opener_open
    at go-plugin-service.c line 476
  • #19 go_file_opener_open
    at file.c line 294
  • #20 wb_view_new_from_input
    at workbook-view.c line 1212
  • #21 wb_view_new_from_uri
    at workbook-view.c line 1264
  • #22 main
    at main-application.c line 417 






Comment 1


sum1





          2008-02-04 23:33:09 UTC
        



Created attachment 104446 [details]
fuzzed chart-tests-excel.xls






Comment 2


Morten Welinder





          2008-02-05 03:15:17 UTC
        



This problem has been fixed in our software repository. The fix will go into the next software release. Thank you for your bug report.