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  5. GHSA-435g-fcv3-8j26

GHSA-435g-fcv3-8j26: Bug-Fixes in `libcrux-ecdh`, `libcrux-ed25519`, `libcrux-psq`

February 12, 2026 (updated February 27, 2026)

In accordance with our security policy for libcrux, we publish a GitHub security advisory for any releases whose CHANGELOG includes bug-fixes, and encourage our users to upgrade. The latest releases of the libcrux-ecdh, libcrux-ed25519 and libcrux-psq crates contain the following bug-fixes:

References

  • github.com/advisories/GHSA-435g-fcv3-8j26
  • github.com/cryspen/libcrux
  • github.com/cryspen/libcrux/commit/4d6f5d3c2542b6179a6474dec8cfb8b8ddf31a84
  • github.com/cryspen/libcrux/commit/a09022c5811ca7fd1c6d9a239ff294d64ee86734
  • github.com/cryspen/libcrux/commit/f303b6446c19fe9a7c993f61e426023609cd5fac
  • github.com/cryspen/libcrux/pull/1301
  • github.com/cryspen/libcrux/pull/1319
  • github.com/cryspen/libcrux/pull/1320
  • github.com/cryspen/libcrux/security/advisories/GHSA-435g-fcv3-8j26
  • rustsec.org/advisories/RUSTSEC-2026-0023.html
  • rustsec.org/advisories/RUSTSEC-2026-0024.html
  • rustsec.org/advisories/RUSTSEC-2026-0025.html
  • rustsec.org/advisories/RUSTSEC-2026-0026.html

Code Behaviors & Features

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Affected versions

All versions before 0.0.6

Fixed versions

  • 0.0.6

Solution

Upgrade to version 0.0.6 or above.

Impact

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:N

Learn more about CVSS

Weakness

  • CWE-20: Improper Input Validation
  • CWE-327: Use of a Broken or Risky Cryptographic Algorithm

Source file

cargo/libcrux-ecdh/GHSA-435g-fcv3-8j26.yml

Spotted a mistake? Edit the file on GitLab.

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