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| author | June McEnroe <june@causal.agency> | 2022-04-20 18:29:28 -0400 |
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| committer | June McEnroe <june@causal.agency> | 2022-04-20 18:29:28 -0400 |
| commit | 1b8be724bc5f3cc18da770e01174719ec4890791 (patch) | |
| tree | 79cbb0ba57f3bf265c587089aca902f786e73639 /irc.c | |
| parent | Add screenshot to README (diff) | |
| download | catgirl-1b8be724bc5f3cc18da770e01174719ec4890791.tar.gz catgirl-1b8be724bc5f3cc18da770e01174719ec4890791.zip | |
Sanitize leading dots from log path components
Prevent directory traversal by sanitizing leading dots as well as slashes from log path components, which can be controlled by the server. Side effect of preventing hidden dotfiles is a bonus, I think. Also check that the full path actually fits in the buffer. Reported-by: Samanta Navarro <ferivoz@riseup.net>
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