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CVE PROGRAM SOURCE RECORD8.7 High

CVE-2026-76234

libcrux before 0.0.6 Cryptographic Implementation Bug Fixes

Description

libcrux-ecdh and libcrux-ed25519 before 0.0.6, and libcrux-psq before 0.0.7, contain cryptographic implementation bugs. libcrux-ecdh did not properly check length and clamping during X25519 secret validation (and had a broken clamping check for imported X25519 secret keys); libcrux-ed25519 performed a duplicated clamping step during key generation; and libcrux-psq panicked instead of propagating an AEADError. These were fixed in the respective patched releases.

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

celabshq libcrux-ecdh

Default version status: unaffected

  • 0 to < 0.0.6affected
  • 0.0.6unaffected
pkg:cargo/libcrux-ecdh

celabshq libcrux-ed25519

Default version status: unaffected

  • 0 to < 0.0.6affected
  • 0.0.6unaffected
pkg:cargo/libcrux-ed25519

celabshq libcrux-psq

Default version status: unaffected

  • 0 to < 0.0.7affected
  • 0.0.7unaffected
pkg:cargo/libcrux-psq

References