CVE-2026-42766: NULL Pointer Dereference

Issue summary: A specially crafted password-encrypted CMS message can trigger a NULL pointer dereference during CMS decryption. Impact summary: This NULL pointer dereference leads to an application crash and a Denial of Service. The CMS PasswordRecipientInfo.keyDerivationAlgorithm field is define...

UBUNTU-CVE-2026-42768

Issue summary: The CMSdecrypt and PKCS7decrypt functions are vulnerable to Bleichenbacher-style attack when an attacker is able to provide the CMS or S/MIME messages and observe the error code and/or decryption output. Impact summary: The Bleichenbacher-style attack allows an attacker to use the...

MiracleLinux 8 : compat-openssl10-1.0.2o-4.el8_10.2 (AXSA:2026-770:01)

The remote MiracleLinux 8 host has a package installed that is affected by a vulnerability as referenced in the AXSA:2026-770:01 advisory. openssl: OpenSSL: Denial of Service due to NULL pointer dereference in CMS EnvelopedData processing CVE-2026-28390 Tenable has extracted the preceding...

CVE-2026-42766

Issue summary: A specially crafted password-encrypted CMS message can trigger a NULL pointer dereference during CMS decryption. Impact summary: This NULL pointer dereference leads to an application crash and a Denial of Service. The CMS PasswordRecipientInfo.keyDerivationAlgorithm field is define...

CVE-2026-42768

Issue summary: The CMSdecrypt and PKCS7decrypt functions are vulnerable to Bleichenbacher-style attack when an attacker is able to provide the CMS or S/MIME messages and observe the error code and/or decryption output. Impact summary: The Bleichenbacher-style attack allows an attacker to use the...

OpenSSL buffer error vulnerability

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...

PT-2026-47836

Name of the Vulnerable Software and Affected Versions OpenSSL affected versions not specified Description A NULL pointer dereference can occur during the decryption of password-encrypted Cryptographic Message Syntax CMS messages. The issue arises because the OpenSSL CMS implementation dereference...

EulerOS 2.0 SP11 : openssl (EulerOS-SA-2026-2221)

According to the versions of the openssl packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : Issue summary: When a delta CRL that contains a Delta CRL Indicator extension is processed a NULL pointer dereference might happen if the require...

EulerOS 2.0 SP11 : openssl (EulerOS-SA-2026-2258)

According to the versions of the openssl packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : Issue summary: When a delta CRL that contains a Delta CRL Indicator extension is processed a NULL pointer dereference might happen if the require...

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:...

CVE-2026-34182: Improper Validation of Integrity Check Value

Issue Summary: Cryptographic Message Services CMS processing fails to perform sufficient input validation on the cipher and tag length fields of AuthEnvelopedData containers, leading to various potential compromises. Impact Summary: Attackers making use of these vulnerabilities may achieve...

CVE-2026-34182

Issue Summary: Cryptographic Message Services CMS processing fails to perform sufficient input validation on the cipher and tag length fields of AuthEnvelopedData containers, leading to various potential compromises. Impact Summary: Attackers making use of these vulnerabilities may achieve...

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 1.1.1 < 1.1.1zh Multiple Vulnerabilities

The version of OpenSSL installed on the remote host is prior to 1.1.1zh. It is, therefore, affected by multiple vulnerabilities as referenced in the 1.1.1zh advisory. - Issue summary: A specially crafted password-encrypted CMS message can trigger a NULL pointer dereference during CMS decryption...

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...

Possible NULL Dereference in Password-Based CMS Decryption

Issue summary: A specially crafted password-encrypted CMS message can trigger a NULL pointer dereference during CMS decryption. Impact summary: This NULL pointer dereference leads to an application crash and a Denial of Service. The CMS PasswordRecipientInfo.keyDerivationAlgorithm field is define...

Out-of-Bounds Read in CMS Password-Based Decryption

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-2026-9076

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-2026-46656 Bludit CMS has improper authorization and mediation failure leading to persistent ghost sessions

Bludit is a content management system. Versions prior to 3.22.0 have a Broken Access Control flaw where active sessions remain valid even after the corresponding user account has been physically deleted from the database. This "Ghost Session" allows revoked users to maintain full unauthorized...

EUVD-2026-35081

Bludit is a content management system. Versions prior to 3.22.0 have a Broken Access Control flaw where active sessions remain valid even after the corresponding user account has been physically deleted from the database. This "Ghost Session" allows revoked users to maintain full unauthorized...