[postgis-tickets] [PostGIS] #4917: _postgis_index_extent() crashes server

[PostGIS]

#4917: _postgis_index_extent() crashes server
-----------------------------------+---------------------------
 Reporter:  Robins                 |      Owner:  pramsey
     Type:  defect                 |     Status:  new
 Priority:  medium                 |  Milestone:  PostGIS 3.1.2
Component:  postgis                |    Version:  3.0.x
 Keywords:  _postgis_index_extent  |
-----------------------------------+---------------------------
 Providing bogus inputs to ```_postgis_index_extent()``` crashes server.


 {{{
 $ psql
 psql (13beta2, server 13.3)
 Type "help" for help.

 regression=> \x
 Expanded display is on.

 regression=> \dx postgis
 List of installed extensions
 -[ RECORD 1
 ]--------------------------------------------------------------------
 Name        | postgis
 Version     | 3.0.3
 Schema      | public
 Description | PostGIS geometry, geography, and raster spatial types and
 functions

 regression=> select public._postgis_index_extent(cast('-' as regclass),
 version()) as c3;
 server closed the connection unexpectedly
         This probably means the server terminated abnormally
         before or while processing the request.
 The connection to the server was lost. Attempting reset: Failed.
 !?> \q

 }}}

-- 
Ticket URL: <https://trac.osgeo.org/postgis/ticket/4917>
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