CVE-2026-9076: Out-of-bounds Read

Issue summary: When CMS password-based decryption RFC 3211 / PWRI key unwrap processes attacker-supplied CMS data, an attacker-chosen stream-mode KEK cipher can trigger a heap out-of-bounds read in kekunwrapkey. Impact summary: A heap buffer over-read may trigger a crash which leads to Denial of...

CVE-2026-45447: Use After Free

Issue summary: A specially crafted PKCS7 or S/MIME signed message could trigger a use-after-free during PKCS7 signature verification. Impact summary: A use-after-free may result in process crashes, heap corruption, or potentially remote code execution. When processing a PKCS7 or S/MIME signed...

FreeBSD -- Multiple vulnerabilities in OpenSSL

Problem Description: Multiple issues have been reported as part of this advisory with different issues affecting different OpenSSL versions and therefore different FreeBSD versions. Instead of exhaustively listing detailed writeups for each issue, please see the referenced advisory from OpenSSL...

OpenSSL encryption vulnerabilities

OpenSSL is an open-source encryption library developed by the OpenSSL team that enables secure implementation of Secure Sockets Layer SSLv2/v3 and Secure Transport Layer TLSv1 protocols. This product supports various encryption algorithms, including symmetric ciphers, hash algorithms, and secure...

FreeBSD-SA-26:35.openssl

-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA512 ============================================================================= FreeBSD-SA-26:35.openssl Security Advisory The FreeBSD Project Topic: Multiple vulnerabilities in OpenSSL Category: contrib Module: openssl Announced: 2026-06-09 Credits:...

OpenSSL 4.0.0 < 4.0.1 Multiple Vulnerabilities

The version of OpenSSL installed on the remote host is prior to 4.0.1. It is, therefore, affected by multiple vulnerabilities as referenced in the 4.0.1 advisory. - Issue summary: A specially crafted PKCS7 or S/MIME signed message could trigger a use-after-free during PKCS7 signature verification...

OpenSSL Security Advisory 20260609

OpenSSL is susceptible to multiple security vulnerabilities. A specially crafted PKCS7 or S/MIME signed message could trigger a use-after-free during PKCS7 signature verification. The Cryptographic Message Services CMS processing fails to perform sufficient input validation on the cipher and tag...

OpenSSL Toolkit 3.6.3

OpenSSL is a robust, fully featured Open Source toolkit implementing the Secure Sockets Layer and Transport Layer Security protocols with full-strength cryptography world-wide. This is the 3.6 release...

OpenSSL Toolkit 4.0.1

OpenSSL is a robust, fully featured Open Source toolkit implementing the Secure Sockets Layer and Transport Layer Security protocols with full-strength cryptography world-wide. This is the 4.0 release...

PKCS#12 Files with PBMAC1 Are Accepted with Short HMAC Keys

Issue Summary: The PKCS12 file processing fails to perform sufficient input validation for files that use Password-Based Message Authentication Code 1 PBMAC1 integrity mechanism allowing a certificate and private key forgery. Impact Summary: An attacker impersonating a user can cause a service...

OpenSSL 3.4.0 < 3.4.6 Multiple Vulnerabilities

The version of OpenSSL installed on the remote host is prior to 3.4.6. It is, therefore, affected by multiple vulnerabilities as referenced in the 3.4.6 advisory. - Issue summary: A specially crafted PKCS7 or S/MIME signed message could trigger a use-after-free during PKCS7 signature verification...

OpenSSL 3.5.0 < 3.5.7 Multiple Vulnerabilities

The version of OpenSSL installed on the remote host is prior to 3.5.7. It is, therefore, affected by multiple vulnerabilities as referenced in the 3.5.7 advisory. - Issue summary: A specially crafted PKCS7 or S/MIME signed message could trigger a use-after-free during PKCS7 signature verification...

OpenSSL 3.6.0 < 3.6.3 Multiple Vulnerabilities

The version of OpenSSL installed on the remote host is prior to 3.6.3. It is, therefore, affected by multiple vulnerabilities as referenced in the 3.6.3 advisory. - Issue summary: A specially crafted PKCS7 or S/MIME signed message could trigger a use-after-free during PKCS7 signature verification...

OpenSSL -- Multiple vulnerabilities

The OpenSSL project reports: Eighteen vulnerabilities in OpenSSL library. Highest classification High...

PT-2026-47837

Name of the Vulnerable Software and Affected Versions OpenSSL affected versions not specified Description A NULL pointer dereference can occur in a CMP client application when processing a crafted CMP response. An attacker controlling a CMP server or acting as a man-in-the-middle can send a CRMF...

CVE-2026-34181: Improper Validation of Integrity Check Value

Issue Summary: The PKCS12 file processing fails to perform sufficient input validation for files that use Password-Based Message Authentication Code 1 PBMAC1 integrity mechanism allowing a certificate and private key forgery. Impact Summary: An attacker impersonating a user can cause a service...

CVE-2026-42765: NULL Pointer Dereference

Issue summary: When a partial-chain certificate verification is enabled together with OCSP response checking for the whole chain, a NULL dereference will happen if the verified chain does not have a self-signed trusted anchor, crashing the process. Impact summary: A NULL pointer dereference can...

Debian dla-4624 : libcrypto1.1-udeb - security update

The remote Debian 11 host has packages installed that are affected by multiple vulnerabilities as referenced in the dla-4624 advisory. - ------------------------------------------------------------------------- Debian LTS Advisory DLA-4624-1 [email protected]...

OpenSSL 1.0.2 < 1.0.2zq Multiple Vulnerabilities

The version of OpenSSL installed on the remote host is prior to 1.0.2zq. It is, therefore, affected by multiple vulnerabilities as referenced in the 1.0.2zq advisory. - Issue summary: A specially crafted password-encrypted CMS message can trigger a NULL pointer dereference during CMS decryption...

OpenSSL 3.0.0 < 3.0.21 Multiple Vulnerabilities

The version of OpenSSL installed on the remote host is prior to 3.0.21. It is, therefore, affected by multiple vulnerabilities as referenced in the 3.0.21 advisory. - Issue summary: A specially crafted PKCS7 or S/MIME signed message could trigger a use-after-free during PKCS7 signature...