librenswan: IKEv1 Denial of Service via RSA-SHA1 (PKCS#1 Version 1.5 Encrypted) authentication payload

A flaw was found in Libreswan's implementation of IKEv1 authentication via raw RSA signatures. When processing an IKEv1 packet using PKCS 1 v1.5 RSA encryption, the RSAauthenticatehashsignaturerawrsa function fails to properly validate the length of the authentication hash. A remote,...

Security Bulletin: This Power System update is being released to address CVE-2026-22796

Summary PowerVM relies on OpenSSL to support a range of features, such as virtual TPM, LPM, and other functionalities that require cryptographic operations. This bulletin provides a remediation for the impacted vulnerability, CVE-2026-22796 by upgrading PowerVM and thus addressing the exposure to...

CVE-2026-16458

Padding oracle attack vulnerability in Oberon microsystem AG’s ocrypto library in all versions since 3.0.0 and prior to 4.0.1 allows an attacker to recover plaintexts via timing measurements of RSA PKCS1 v1.5 decrypt operations...

CVE-2026-16459

Padding oracle attack vulnerability in Oberon microsystem AG’s Oberon PSA Crypto library in all versions since 1.0.0 and prior to 2.1.1 allows an attacker to recover plaintexts via timing measurements of RSA PKCS1 v1.5 decrypt operations...

CVE-2026-16458

Padding oracle attack vulnerability in Oberon microsystem AG’s ocrypto library in all versions since 3.0.0 and prior to 4.0.1 allows an attacker to recover plaintexts via timing measurements of RSA PKCS1 v1.5 decrypt operations...

CVE-2026-16458

The CVE concerns Oberon microsystem AG’s ocrypto library, affected in all versions since 3.0.0 and before 4.0.1. The issue is a padding oracle/timing side-channel flaw in RSA PKCS#1 v1.5 decryption that enables an attacker with local access to recover plaintexts by measuring decryption timing. Th...

CVE-2026-16458 Timing side-channel in RSA PKCS#1 v1.5 decryption in ocrypto

Padding oracle attack vulnerability in Oberon microsystem AG’s ocrypto library in all versions since 3.0.0 and prior to 4.0.1 allows an attacker to recover plaintexts via timing measurements of RSA PKCS1 v1.5 decrypt operations...

EUVD-2026-57758

Padding oracle attack vulnerability in Oberon microsystem AG’s ocrypto library in all versions since 3.0.0 and prior to 4.0.1 allows an attacker to recover plaintexts via timing measurements of RSA PKCS1 v1.5 decrypt operations...

CVE-2026-16459 Timing side-channel in RSA PKCS#1 v1.5 decryption in Oberon PSA Crypto

Padding oracle attack vulnerability in Oberon microsystem AG’s Oberon PSA Crypto library in all versions since 1.0.0 and prior to 2.1.1 allows an attacker to recover plaintexts via timing measurements of RSA PKCS1 v1.5 decrypt operations...

EUVD-2026-57756

Padding oracle attack vulnerability in Oberon microsystem AG’s Oberon PSA Crypto library in all versions since 1.0.0 and prior to 2.1.1 allows an attacker to recover plaintexts via timing measurements of RSA PKCS1 v1.5 decrypt operations...

CVE-2026-16459

Padding oracle attack vulnerability in Oberon microsystem AG’s Oberon PSA Crypto library in all versions since 1.0.0 and prior to 2.1.1 allows an attacker to recover plaintexts via timing measurements of RSA PKCS1 v1.5 decrypt operations...

CVE-2026-16459

CVE-2026-16459 : Padding oracle timing side-channel vulnerability in Oberon Microsystems’ Oberon PSA Crypto library. All versions from 1.0.0 up to, but not including, 2.1.1 are affected. An attacker can recover plaintexts by measuring execution time during RSA PKCS#1 v1.5 decryption. The public d...

PT-2026-71405

Padding oracle attack vulnerability in Oberon microsystem AG’s ocrypto library in all versions since 3.0.0 and prior to 4.0.1 allows an attacker to recover plaintexts via timing measurements of RSA PKCS1 v1.5 decrypt operations...

CVE-2026-47232 Admidio PKCS#12 private key export action lacks CSRF protection

Admidio is an open-source user management solution. Prior to version 5.0.10, the sensitive mode=export action in modules/sso/keys.php exports a PKCS12 bundle containing the configured private key and certificate, but the CSRF validation line is commented out. A forged cross-site POST from an...

CVE-2026-47232

Admidio prior to v5.0.10 exposes a sensitive action (mode=export) that returns a PKCS#12 bundle containing the private key and certificate without requiring CSRF validation. The vulnerability arises because the CSRF check in modules/sso/keys.php is commented out, enabling a forged POST from an au...

CVE-2026-47232 Admidio PKCS#12 private key export action lacks CSRF protection

Admidio is an open-source user management solution. Prior to version 5.0.10, the sensitive mode=export action in modules/sso/keys.php exports a PKCS12 bundle containing the configured private key and certificate, but the CSRF validation line is commented out. A forged cross-site POST from an...

CVE-2026-73281

A flaw was found in OpenSSH's ssh-agent component. A misinteraction between agent locking and the [email protected] extension allows operations intended for local execution to be performed remotely. This could enable a remote attacker to add PKCS11 tokens or utilize keys with destination...

EUVD-2026-54850

Crypt::OpenSSL::PKCS12 versions before 1.98 for Perl allow a NULL pointer dereference in printattribute via a zero length BMPSTRING attribute. printattribute sizes the destination buffer for a BMPSTRING attribute from its declared byte length with Renewattribute, length, char. A zero length...

RLSA-2026:49668 Moderate: p11-kit security update

The p11-kit packages provide a mechanism to manage PKCS11 modules. The p11-kit-trust subpackage includes a PKCS11 trust module that provides certificate anchors and black lists based on configuration files. Security Fixes: p11-kit: Stack exhaustion via unbounded recursion in RPC attribute parsing...

CVE-2026-69247 cryptography: PKCS#7 EnvelopedData decryption exposes a Bleichenbacher oracle through distinguishable errors and timing

cryptography is a package designed to expose cryptographic primitives and recipes to Python developers. From 44.0.0 until 50.0.0, pkcs7decryptder, pkcs7decryptpem, and pkcs7decryptsmime reported the outcome of decrypting a RecipientInfo's encryptedKey in several distinguishable ways, one of which...