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c-scape's read has UB when the provided buffer is uninitialized #142

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sunfishcode opened this issue Oct 7, 2022 · 1 comment
Closed

c-scape's read has UB when the provided buffer is uninitialized #142

sunfishcode opened this issue Oct 7, 2022 · 1 comment

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@sunfishcode
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c-scape's read family of functions use slice::from_raw_parts_mut to form a slice from the pointer and length passed to read. This has UB in the case where the buffer is uninitialized.

Rustix has an open issue tracking the need to provide safe Rust APIs for reading into uninitialized buffers.
This was referenced Oct 7, 2022
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@sunfishcode
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This is fixed in #143.

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@sunfishcode