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...

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...

Unity Linux 20.1050e Security Update: kernel (UTSA-2026-101991)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-101991 advisory. In the Linux kernel, the following vulnerability has been resolved: crypto: ecc - Fix carry overflow in vli multiplication The carry flag calculation fails when...

CVE-2026-72151

In the Linux kernel, the following vulnerability has been resolved: tpm: tpm2-sessions: wait for async KPP completion in tpmbufappendsalt tpmbufappendsalt in drivers/char/tpm/tpm2-sessions.c calls cryptokppgeneratepublickey and cryptokppcomputesharedsecret without installing a completion callback...

UBUNTU-CVE-2026-72151

In the Linux kernel, the following vulnerability has been resolved: tpm: tpm2-sessions: wait for async KPP completion in tpmbufappendsalt tpmbufappendsalt in drivers/char/tpm/tpm2-sessions.c calls cryptokppgeneratepublickey and cryptokppcomputesharedsecret without installing a completion callback...

CVE-2026-72151 tpm: tpm2-sessions: wait for async KPP completion in tpm_buf_append_salt

In the Linux kernel, the following vulnerability has been resolved: tpm: tpm2-sessions: wait for async KPP completion in tpmbufappendsalt tpmbufappendsalt in drivers/char/tpm/tpm2-sessions.c calls cryptokppgeneratepublickey and cryptokppcomputesharedsecret without installing a completion callback...

CVE-2026-72151

CVE-2026-72151 — Linux kernel : The tpm2-sessions path (tpm_buf_append_salt in drivers/char/tpm/tpm2-sessions.c) calls crypto_kpp_generate_public_key() and crypto_kpp_compute_shared_secret() without a completion callback, discards both return values, and immediately frees the kpp_request. For asy...

PT-2026-72339

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the tpm buf append salt function within drivers/char/tpm/tpm2-sessions.c. The function calls crypto kpp generate public key and crypto kpp compute shared secret withou...

CVE-2026-73430

Russh is a Rust SSH client & server library. Prior to 0.62.4, an unauthenticated SSH client can cause a denial of service by sending SSHMSGKEXECDHINIT with a 32-byte all-zero QC value. Curve25519Kex::serverdh in russh/src/kex/curve25519.rs accepts the all-zero peer public value and computes an...

CVE-2026-73429

Russh is a Rust SSH client & server library. Prior to 0.62.4, a malicious SSH server can crash a russh client session with a malformed KEXECDHREPLY containing a server ephemeral value that is not 32 bytes long. The client-side Curve25519Kex::computesharedsecret function in...

RLSA-2026:47117 Moderate: libgcrypt security update

The libgcrypt library provides general-purpose implementations of various cryptographic algorithms. Security Fixes: Libgcrypt: Libgcrypt: Denial of Service and buffer overflow via crafted ECDH ciphertext CVE-2026-41989 For more details about the security issues, including the impact, a CVSS score...

libgcrypt security update

An update is available for libgcrypt. This update affects Rocky Linux 8. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list The libgcrypt library provides general-purpose implementations of various...

Moderate: Red Hat Security Advisory: libgcrypt security update

An update for libgcrypt is now available for Red Hat Enterprise Linux 8. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from...

Libgcrypt: Libgcrypt: Denial of Service and buffer overflow via crafted ECDH ciphertext

A flaw was found in Libgcrypt. A remote attacker could exploit this vulnerability by sending crafted Elliptic Curve Diffie-Hellman ECDH ciphertext to the gcrypkdecrypt function. This can lead to a heap-based buffer overflow, potentially causing a denial of service DoS condition...

RHEL 8 : libgcrypt (RHSA-2026:47117)

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2026:47117 advisory. The libgcrypt library provides general-purpose implementations of various cryptographic algorithms. Security Fixes: Libgcrypt: Libgcrypt: Denial of...

PT-2026-71343

Name of the Vulnerable Software and Affected Versions Russh versions prior to 0.62.4 Description An unauthenticated SSH client can trigger a denial of service by sending an SSH MSG KEX ECDH INIT message containing a 32-byte all-zero Q C value. The Curve25519Kex::server dh function in...

RockyLinux 8 : libgcrypt (RLSA-2026:47117)

The remote RockyLinux 8 host has packages installed that are affected by a vulnerability as referenced in the RLSA-2026:47117 advisory. Libgcrypt: Libgcrypt: Denial of Service and buffer overflow via crafted ECDH ciphertext CVE-2026-41989 Tenable has extracted the preceding description block...