Left 4 Dead 2 - Update

[siosios]

An update has been released for Left 4 Dead 2

- Fixed potential buffer overflow in closed captions. Reported via HackerOne.
- Dev command 'director_log_scavenge_items' can only be executed by the server. Reported via HackerOne.
- Protect against invalid map displacement data.
- Fixed official servers allowing clients to load custom content in competitive modes.

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