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MapServer dies when spatial Index is out of date (has less entries than shapefile) #2362

mapserver-bot opened this issue Apr 3, 2012 · 4 comments


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Reporter: sholl
Date: 2007/10/24 - 17:13
Trac URL:
Dear MapServer-Devs,

while working with MS 4.10.3 I encountered a problem while accessing a shapefile which has a .qix-indexfile, which was out-of-date.
The index had less entries than the shapefile so MS (php4/MapScript and shp2img) died with
*** glibc detected *** malloc(): memory corruption: or
*** glibc detected *** double free or corruption (!prev):


@ghost ghost assigned sdlime Apr 5, 2012
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not sure this is a scenario we want to explicitely support.

@szekerest szekerest reopened this Mar 9, 2019
@szekerest szekerest self-assigned this Mar 9, 2019
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I think we should not let mapserver to crash in this case. It should provide a meaningful error message instead.

szekerest added a commit to szekerest/mapserver that referenced this issue Mar 9, 2019
szekerest added a commit that referenced this issue Mar 11, 2019
* Fix crash on corrupt qix files (#2362)
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Does Mapserver crash with corrupt qix or not? If not then the issue can be closed.

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No feedback, closing.

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5 participants