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Bug 4837 - Use after free in SDL_SensorUpdate
Summary: Use after free in SDL_SensorUpdate
Status: RESOLVED FIXED
Alias: None
Product: SDL
Classification: Unclassified
Component: joystick (show other bugs)
Version: 2.0.10
Hardware: All All
: P2 normal
Assignee: Sam Lantinga
QA Contact: Sam Lantinga
URL:
Keywords:
Depends on:
Blocks:
 
Reported: 2019-10-21 11:07 UTC by Mathieu Eyraud
Modified: 2019-10-23 06:47 UTC (History)
1 user (show)

See Also:

Attachments
fix_use_after_free (713 bytes, patch)
2019-10-21 11:07 UTC, Mathieu Eyraud 		Details | Diff
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Description Mathieu Eyraud 2019-10-21 11:07:30 UTC 
Created attachment 3991 [details]
fix_use_after_free

For loop in SDL_SensorUpdate uses 'sensor->next' while 'sensor' was potentially freed by SDL_SensorClose.
Comment 1 Sylvain 2019-10-23 06:47:54 UTC 
Thanks this is in!
https://hg.libsdl.org/SDL/rev/7c541486c67a