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RUSTSEC-2024-0379: Multiple soundness issues #2549

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github-actions bot opened this issue Nov 26, 2024 · 1 comment
Open

RUSTSEC-2024-0379: Multiple soundness issues #2549

github-actions bot opened this issue Nov 26, 2024 · 1 comment

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@github-actions
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Details
Package fast-float
Version 0.2.0
Warning unsound
URL aldanor/fast-float-rust#35
Patched Versions n/a

fast-float contains multiple soundness issues:

  1. Undefined behavior when checking input length, which has been merged but no package pubished.
  2. Many functions marked as safe with non-local safety guarantees

The library is also unmaintained.

Alternatives

For quickly parsing floating-point numbers third-party crates are generally no longer needed. A fast float parsing algorithm by the author of lexical has been merged into libcore. When requiring direct parsing from bytes and/or partial parsers, the fast-float2 fork of fast-float containing these security patches and reduces overall usage of unsafe.

@laggui
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laggui commented Nov 27, 2024

Comes from the polars crate.

They moved to fast-float2 but not in the latest (0.44.2) release. Guess that will come with the next release.

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