[wp-trac] [WordPress Trac] #12866: tmpfile() may use non-writable directory causing upgrades to fail

[WordPress Trac]

#12866: tmpfile() may use non-writable directory causing upgrades to fail
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 Reporter:  dd32             |        Owner:  dd32  
     Type:  defect (bug)     |       Status:  closed
 Priority:  normal           |    Milestone:  3.0   
Component:  Upgrade/Install  |      Version:        
 Severity:  normal           |   Resolution:  fixed 
 Keywords:                   |  
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Changes (by dd32):

  * status:  new => closed
  * resolution:  => fixed


Comment:

 (In [14016]) Replace use of tmpfile() with a safe get_temp_dir().
 tmpfile() may use a temporary directly which is not writable. Add static
 caching to get_temp_dir() & better protect against bad server configs.
 Fixes #12866

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Ticket URL: <http://core.trac.wordpress.org/ticket/12866#comment:2>
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