RHEL 9 : libgcrypt (RHSA-2026:50147)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2026:50147 advisory. The libgcrypt library provides general-purpose implementations of various cryptographic algorithms. Security Fixes: Libgcrypt: Libgcrypt: Denial of...

ALSA-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...

ALSA-2026:50144 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

1.10.0-13 - Bump version to fix wrong build target. 1.10.0.12 - Fix CVE-2026-41989: Denial of Service and buffer overflow via crafted ECDH ciphertext...

JLSEC-2026-1144 Issue summary: The implementations of AES-SIV (RFC 5297) and AES-GCM-SIV (RFC 8452) mishandle the...

Issue summary: The implementations of AES-SIV RFC 5297 and AES-GCM-SIV RFC 8452 mishandle the authentication of AAD Additional Authenticated Data with an empty ciphertext allowing a forgery of such messages. Impact summary: An attacker can forge empty messages with arbitrary AAD to the victim's...

Improper Validation of Integrity Check Value

Overview org.bouncycastle:bcprov-jdk16 is a Bouncy Castle Crypto package that is a Java implementation of cryptographic algorithms. This jar contains JCE provider and lightweight API for the Bouncy Castle Cryptography APIs for JDK 1.6. Affected versions of this package are vulnerable to Improper...

Improper Validation of Integrity Check Value

Overview Affected versions of this package are vulnerable to Improper Validation of Integrity Check Value that leads to information exposure in the processPacket method of CCMBlockCipher, with equivalent paths in KCCMBlockCipher and KGCMBlockCipher, which decrypt directly into the caller's output...

Improper Validation of Integrity Check Value

Overview Affected versions of this package are vulnerable to Improper Validation of Integrity Check Value that leads to information exposure in the processPacket method of CCMBlockCipher, with equivalent paths in KCCMBlockCipher and KGCMBlockCipher, which decrypt directly into the caller's output...

Improper Validation of Integrity Check Value

Overview org.bouncycastle:bcprov-jdk15on is a Java implementation of cryptographic algorithms. Affected versions of this package are vulnerable to Improper Validation of Integrity Check Value that leads to information exposure in the processPacket method of CCMBlockCipher, with equivalent paths i...

Improper Validation of Integrity Check Value

Overview Affected versions of this package are vulnerable to Improper Validation of Integrity Check Value that leads to information exposure in the processPacket method of CCMBlockCipher, with equivalent paths in KCCMBlockCipher and KGCMBlockCipher, which decrypt directly into the caller's output...

Improper Validation of Integrity Check Value

Overview Affected versions of this package are vulnerable to Improper Validation of Integrity Check Value in the processPacket method of KCCMBlockCipher, which invokes processAAD only when associated data is present, so with no AAD the G1 block nonce, length, flag is never mixed into the MAC and...

Improper Validation of Integrity Check Value

Overview org.bouncycastle:bcprov-jdk12 is a Java implementation of cryptographic algorithms. Affected versions of this package are vulnerable to Improper Validation of Integrity Check Value in the processPacket method of KCCMBlockCipher, which invokes processAAD only when associated data is...

Exposure of Sensitive Information Through Metadata

Overview Affected versions of this package are vulnerable to Exposure of Sensitive Information Through Metadata via CFB quick-check decryption oracle in the getDataStream method of PGPSymmetricKeyEncryptedData, reached through PGPPBEEncryptedData, PGPSessionKeyEncryptedData, and...

PT-2026-76181

Issue summary: The implementations of AES-SIV RFC 5297 and AES-GCM-SIV RFC 8452 mishandle the authentication of AAD Additional Authenticated Data with an empty ciphertext allowing a forgery of such messages. Impact summary: An attacker can forge empty messages with arbitrary AAD to the victim's...

SUSE CVE-2026-64620

FreeRDP before 3.28.0 affected outlength, so out-of-bounds bytes are written before the bounds check. On the server side, when a client selects RDP Standard Security, the encrypted client random is decrypted into a fixed 32-byte buffer. Because the server publishes its RSA public key, an...

Timing Attack

Overview Affected versions of this package are vulnerable to Timing Attack in the ML-KEM Poly.toMsg, Poly.compressPoly, and PolyVec.compressPolyVec routines. An attacker can recover a long-term private key by sending ciphertexts and measuring the time taken by repeated decapsulation operations th...

Timing Attack

Overview Affected versions of this package are vulnerable to Timing Attack in the ML-KEM Poly.toMsg, Poly.compressPoly, and PolyVec.compressPolyVec routines. An attacker can recover a long-term private key by sending ciphertexts and measuring the time taken by repeated decapsulation operations th...

Timing Attack

Overview Affected versions of this package are vulnerable to Timing Attack in the ML-KEM Poly.toMsg, Poly.compressPoly, and PolyVec.compressPolyVec routines. An attacker can recover a long-term private key by sending ciphertexts and measuring the time taken by repeated decapsulation operations th...

CVE-2024-14041 ML-KEM (Kyber) decapsulation leaks private key information through non-constant-time division in message decoding and ciphertext compression (KyberSlash)

In Bouncy Castle for Java from 1.73 to before 1.78, three ML-KEM CRYSTALS-Kyber routines divided secret-derived polynomial coefficients by the modulus q: Poly.toMsg, which decodes the decrypted message, and the ciphertext compression routines Poly.compressPoly and PolyVec.compressPolyVec. An...

CVE-2024-14041

Bouncy Castle for Java versions 1.73 to before 1.78 is affected by a timing-side-channel in ML-KEM (CRYSTALS-Kyber) decapsulation. Three routines divide secret-derived polynomial coefficients by the modulus q: Poly.toMsg (decoding the decrypted message) and the ciphertext compression routines Pol...