[GRASS-dev] [GRASS GIS] #402: v.in.ogr buffer overflow

[GRASS GIS]

#402: v.in.ogr buffer overflow
--------------------------------------------------------+-------------------
 Reporter:  epatton                                     |       Owner:  grass-dev at lists.osgeo.org
     Type:  defect                                      |      Status:  new                      
 Priority:  major                                       |   Milestone:  6.4.0                    
Component:  Vector                                      |     Version:  svn-develbranch6         
 Keywords:  buffer overflow, vector, shapefile, import  |    Platform:  Linux                    
      Cpu:  x86-64                                      |  
--------------------------------------------------------+-------------------
 I'm trying to import a shapefile into Grass (one polygon). Here's the
 ogrinfo:

 {{{
 ogrinfo -al -so ntl_polygon_utm.shp
 INFO: Open of `ntl_polygon_utm.shp'
       using driver `ESRI Shapefile' successful.

 Layer name: ntl_polygon_utm
 Geometry: Polygon
 Feature Count: 1
 Extent: (169847.156250, 4875588.500000) - (229881.546875, 4907886.500000)
 Layer SRS WKT:
 PROJCS["WGS_1984_UTM_Zone_20N",
     GEOGCS["GCS_WGS_1984",
         DATUM["WGS_1984",
             SPHEROID["WGS_1984",6378137.0,298.257223563]],
         PRIMEM["Greenwich",0.0],
         UNIT["Degree",0.0174532925199433]],
     PROJECTION["Transverse_Mercator"],
     PARAMETER["False_Easting",500000.0],
     PARAMETER["False_Northing",0.0],
     PARAMETER["Central_Meridian",-63.0],
     PARAMETER["Scale_Factor",0.9996],
     PARAMETER["Latitude_Of_Origin",0.0],
     UNIT["Meter",1.0]]
 AREA: Real (13.11)
 PERIMETER: Real (13.11)
 NTL_: Integer (9.0)
 NTL_ID: Integer (9.0)
 NTL_SYM: Integer (4.0)
 }}}

 v.in.ogr chokes on it, however:

 {{{
 v.in.ogr dsn=. layer=ntl_polygon_utm output=A_Series_Mapsheet_1_Carto --o
 --v
 Projection of input dataset and current location appear to match
 Layer: ntl_polygon_utm
 Importing map 1 features...
 *** buffer overflow detected ***: v.in.ogr terminated
 ======= Backtrace: =========
 /lib/libc.so.6(__fortify_fail+0x37)[0x7f1098f3f887]
 /lib/libc.so.6[0x7f1098f3d750]
 /lib/libc.so.6[0x7f1098f3cd8b]
 /lib/libc.so.6(__snprintf_chk+0x7b)[0x7f1098f3cc5b]
 /usr/local/lib/libgdal.so.1(_ZN10OGRFeature16GetFieldAsStringEi+0x346)[0x7f1099c99ab6]
 v.in.ogr(main+0x10f9)[0x4055d9]
 /lib/libc.so.6(__libc_start_main+0xe6)[0x7f1098e5e466]
 v.in.ogr[0x403949]
 ======= Memory map: ========
 00400000-00409000 r-xp 00000000 08:03 981639
 /usr/local/grass-6.4.svn/bin/v.in.ogr
 00608000-00609000 r--p 00008000 08:03 981639
 /usr/local/grass-6.4.svn/bin/v.in.ogr
 00609000-0060a000 rw-p 00009000 08:03 981639
 /usr/local/grass-6.4.svn/bin/v.in.ogr
 01017000-01059000 rw-p 01017000 00:00 0
 [heap]
 7f1092b6f000-7f1092b7a000 r-xp 00000000 08:03 449765
 /lib/libnss_files-2.8.90.so
 7f1092b7a000-7f1092d79000 ---p 0000b000 08:03 449765
 /lib/libnss_files-2.8.90.so
 7f1092d79000-7f1092d7a000 r--p 0000a000 08:03 449765
 /lib/libnss_files-2.8.90.so
 7f1092d7a000-7f1092d7b000 rw-p 0000b000 08:03 449765
 /lib/libnss_files-2.8.90.so
 7f1092d7b000-7f1092d85000 r-xp 00000000 08:03 449775
 /lib/libnss_nis-2.8.90.so
 7f1092d85000-7f1092f84000 ---p 0000a000 08:03 449775
 /lib/libnss_nis-2.8.90.so
 7f1092f84000-7f1092f85000 r--p 00009000 08:03 449775
 /lib/libnss_nis-2.8.90.so
 7f1092f85000-7f1092f86000 rw-p 0000a000 08:03 449775
 /lib/libnss_nis-2.8.90.so
 7f1092f86000-7f1092f9c000 r-xp 00000000 08:03 449759
 /lib/libnsl-2.8.90.so
 7f1092f9c000-7f109319b000 ---p 00016000 08:03 449759
 /lib/libnsl-2.8.90.so
 7f109319b000-7f109319c000 r--p 00015000 08:03 449759
 /lib/libnsl-2.8.90.so
 7f109319c000-7f109319d000 rw-p 00016000 08:03 449759
 /lib/libnsl-2.8.90.so
 7f109319d000-7f109319f000 rw-p 7f109319d000 00:00 0
 7f109319f000-7f10931a7000 r-xp 00000000 08:03 449761
 /lib/libnss_compat-2.8.90.so
 7f10931a7000-7f10933a6000 ---p 00008000 08:03 449761
 /lib/libnss_compat-2.8.90.so
 7f10933a6000-7f10933a7000 r--p 00007000 08:03 449761
 /lib/libnss_compat-2.8.90.so
 7f10933a7000-7f10933a8000 rw-p 00008000 08:03 449761
 /lib/libnss_compat-2.8.90.so
 7f10933a8000-7f109345e000 r-xp 00000000 08:03 934123
 /usr/lib/libfftw3.so.3.1.2
 7f109345e000-7f109365d000 ---p 000b6000 08:03 934123
 /usr/lib/libfftw3.so.3.1.2
 7f109365d000-7f1093663000 r--p 000b5000 08:03 934123
 /usr/lib/libfftw3.so.3.1.2
 7f1093663000-7f1093664000 rw-p 000bb000 08:03 934123
 /usr/lib/libfftw3.so.3.1.2
 7f1093664000-7f109369b000 r-xp 00000000 08:03 449756
 /lib/libncurses.so.5.6
 7f109369b000-7f109389a000 ---p 00037000 08:03 449756
 /lib/libncurses.so.5.6
 7f109389a000-7f109389f000 rw-p 00036000 08:03 449756
 /lib/libncurses.so.5.6
 7f109389f000-7f10938a5000 r-xp 00000000 08:03 426462
 /usr/local/grass-6.4.svn/lib/libgrass_gmath.6.4.svn.so
 7f10938a5000-7f1093aa4000 ---p 00006000 08:03 426462
 /usr/local/grass-6.4.svn/lib/libgrass_gmath.6.4.svn.so
 7f1093aa4000-7f1093aa5000 r--p 00005000 08:03 426462
 /usr/local/grass-6.4.svn/lib/libgrass_gmath.6.4.svn.so
 7f1093aa5000-7f1093aa6000 rw-p 00006000 08:03 426462
 /usr/local/grass-6.4.svn/lib/libgrass_gmath.6.4.svn.so
 7f1093aa6000-7f1093aaa000 r-xp 00000000 08:03 426504
 /usr/local/grass-6.4.svn/lib/libgrass_vask.6.4.svn.so
 7f1093aaa000-7f1093ca9000 ---p 00004000 08:03 426504
 /usr/local/grass-6.4.svn/lib/libgrass_vask.6.4.svn.so
 7f1093ca9000-7f1093caa000 r--p 00003000 08:03 426504
 /usr/local/grass-6.4.svn/lib/libgrass_vask.6.4.svn.soAborted
 }}}

 Running gdb explicity on this import produces the same backtrace info,
 with this extra bit at the very end:

 {{{
 Program received signal SIGABRT, Aborted.
 [Switching to Thread 0x7f006cf91710 (LWP 13683)]
 0x00007f006a68afd5 in raise () from /lib/libc.so.6
 }}}

 Any ideas?

 ~ E.

-- 
Ticket URL: <http://trac.osgeo.org/grass/ticket/402>
GRASS GIS <http://grass.osgeo.org>