Fix crash on Windows due to closing already closed file descriptor

radareorg / sdb

Simple and fast string based key-value database with support for arrays and json

https://www.radare.org/

MIT License

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Closed a1ext closed 5 years ago

a1ext commented 5 years ago

This PR fixes closing of a file descriptor which is already closed (causes abort() on windows) so radare2 just crashed before.

Sample to reproduce is attached in an archive, password infected CDPLAYER.EXE.zip

How to reproduce a crash:

unpack and open provided file with radare2 like radare2.exe CDPLAYER.EXE.bad on Windows
crash

After fix it should smoothly open such file: