RUSTSEC-2026-0330 Hybrid Encapsulation from Seed Panics on Short Seed

For a hybrid KEM public key of type PublicKey::WingKemDraft06 or PublicKey::X25519MlKem768Draft06, the PublicKey::encapsulatederand function would panic in an indexing operation on a seed input of length shorter than 32 bytes. Impact Applications encapsulating with an attacker controlled seed val...

Hybrid Encapsulation from Seed Panics on Short Seed

For a hybrid KEM public key of type PublicKey::WingKemDraft06 or PublicKey::X25519MlKem768Draft06, the PublicKey::encapsulatederand function would panic in an indexing operation on a seed input of length shorter than 32 bytes. Impact Applications encapsulating with an attacker controlled seed val...

RUSTSEC-2026-0331 Panic on Decoding Short Hybrid Keys

The deserialization functions X25519MlKem768Draft00PrivateKey::decode X25519MlKem768Draft00PublicKey::decode and XWingKemDraft06PublicKey::decode would panic during an indexing operation when provided an input slice that is shorter than the length of the given key type, i.e. shorter than 2400 byt...

Panic on Decoding Short Hybrid Keys

The deserialization functions X25519MlKem768Draft00PrivateKey::decode X25519MlKem768Draft00PublicKey::decode and XWingKemDraft06PublicKey::decode would panic during an indexing operation when provided an input slice that is shorter than the length of the given key type, i.e. shorter than 2400 byt...

PT-2026-107471

The deserialization functions X25519MlKem768Draft00PrivateKey::decode X25519MlKem768Draft00PublicKey::decode and XWingKemDraft06PublicKey::decode would panic during an indexing operation when provided an input slice that is shorter than the length of the given key type, i.e. shorter than 2400 byt...

CVE-2026-76234

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 performe...

CVE-2026-76234 libcrux before 0.0.6 Cryptographic Implementation Bug Fixes

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 performe...

CVE-2026-76234 libcrux before 0.0.6 Cryptographic Implementation Bug Fixes

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 performe...

CVE-2026-76234

libcrux-ecdh (before 0.0.6) had broken X25519 length/clamping validation; libcrux-ed25519 (before 0.0.6) duplicated clamping during key generation; libcrux-psq (before 0.0.7) panicked instead of propagating AEADError. CVSS 3.1 scores availability impact HIGH (7.5) and CVSS 4.0 scores 8.7. No expl...

CVE-2026-76234 libcrux before 0.0.6 Cryptographic Implementation Bug Fixes

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 performe...

EUVD-2026-62475

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 performe...

CVE-2026-76234: Improper Verification of Cryptographic Signature

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 performe...

RUSTSEC-2026-0329 Auto-Reseeding HMAC-DRBG could panic for some output lengths

The automatically reseeding implementations of HMAC-DRBG would panic if called with a desired non-zero output length cleanly divisible by 65536, the maximum number of output bytes that can be generated before reseeding has to happen. Impact An application relying on libcrux-hmac-drgb to provide...

Auto-Reseeding HMAC-DRBG could panic for some output lengths

The automatically reseeding implementations of HMAC-DRBG would panic if called with a desired non-zero output length cleanly divisible by 65536, the maximum number of output bytes that can be generated before reseeding has to happen. Impact An application relying on libcrux-hmac-drgb to provide...

PT-2026-107470

The automatically reseeding implementations of HMAC-DRBG would panic if called with a desired non-zero output length cleanly divisible by 65 536, the maximum number of output bytes that can be generated before reseeding has to happen. Impact An application relying on libcrux-hmac-drgb to provide...

RUSTSEC-2026-0210 `libcrux-aesgcm` Renamed to `libcrux-aes`

Crate libcrux-aesgcm was renamed to libcrux-aes and will no longer receive new versions under the name libcrux-aesgcm, with the final released version under that name being version 0.0.8. The original functionality is now provided in crate libcrux-aes, where development continues at version 0.0.9...

libcrux-aead (>=0.0.4-pre.1, <=0.0.8) potentially affected by unknown CVE via libcrux-aesgcm (>=0.0.4, <=0.0.8-rc.2)

libcrux-aesgcm CARGO version =0.0.4, =0.0.4-pre.1, =0.0.8 Source cves: unknown CVE Source advisory: OSV:RUSTSEC-2026-0210...

PT-2026-64777

Crate libcrux-aesgcm was renamed to libcrux-aes and will no longer receive new versions under the name libcrux-aesgcm, with the final released version under that name being version 0.0.8. The original functionality is now provided in crate libcrux-aes, where development continues at version 0.0.9...

libcrux-aead (>=0.0.4-pre.1, <=0.0.8) potentially affected by unknown CVE via libcrux-aesgcm (>=0.0.4, <=0.0.8-rc.2)

libcrux-aesgcm CARGO version =0.0.4, =0.0.4-pre.1, =0.0.8 Source cves: unknown CVE Source advisory: OSV:RUSTSEC-2026-0211...

PT-2026-64399

AES-GCM decryption used an implementation for checking the provided authentication tag against the recomputed authentication tag that was intended to be constant-time, but resulted in non-constant-time code generation in certain circumstances. Note that libcrux-aesgcm does not give guarantees on...