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

In the Linux kernel, the following vulnerability has been resolved: tpm: tpm2-sessions: wait for async KPP completion in tpm buf append salt tpm buf append salt in drivers/char/tpm/tpm2-sessions.c calls crypto kpp generate public key and crypto kpp compute shared secret without installing a...

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...

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...

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...

Moderate: Red Hat Security Advisory: libgcrypt security update

An update for libgcrypt is now available for Red Hat Enterprise Linux 9.6 Extended Update Support. 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 fo...

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...

Moderate: Red Hat Security Advisory: libgcrypt security update

An update for libgcrypt is now available for Red Hat Enterprise Linux 9.2 Update Services for SAP Solutions. 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...

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...

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...

Moderate: Red Hat Security Advisory: libgcrypt security update

An update for libgcrypt is now available for Red Hat Enterprise Linux 9.4 Update Services for SAP Solutions. 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...

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...

Moderate: Red Hat Security Advisory: libgcrypt security update

An update for libgcrypt is now available for Red Hat Enterprise Linux 10.0 Extended Update Support. 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 f...

RLSA-2026:50147 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...

RockyLinux 10 : libgcrypt (RLSA-2026:50144)

The remote RockyLinux 10 host has packages installed that are affected by a vulnerability as referenced in the RLSA-2026:50144 advisory. Libgcrypt: Libgcrypt: Denial of Service and buffer overflow via crafted ECDH ciphertext CVE-2026-41989 Tenable has extracted the preceding description block...

MiracleLinux 8 : libgcrypt-1.8.5-8.el8_10 (AXSA:2026-1461:01)

The remote MiracleLinux 8 host has packages installed that are affected by a vulnerability as referenced in the AXSA:2026-1461:01 advisory. Libgcrypt: Libgcrypt: Denial of Service and buffer overflow via crafted ECDH ciphertext CVE-2026-41989 Tenable has extracted the preceding description block...

Moderate: Red Hat Security Advisory: libgcrypt security update

An update for libgcrypt is now available for Red Hat Enterprise Linux 10. 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...