Siemens SIMATIC S7-1500 TM MFP NULL Pointer Dereference (CVE-2026-28389)

Issue summary: During processing of a crafted CMS EnvelopedData message with KeyAgreeRecipientInfo a NULL pointer dereference can happen. Impact summary: Applications that process attacker-controlled CMS data may crash before authentication or cryptographic operations occur resulting in Denial of...

Siemens SIMATIC S7-1500 TM MFP NULL Pointer Dereference (CVE-2026-28390)

Issue summary: During processing of a crafted CMS EnvelopedData message with KeyTransportRecipientInfo a NULL pointer dereference can happen. Impact summary: Applications that process attacker-controlled CMS data may crash before authentication or cryptographic operations occur resulting in Denia...

CMS AuthEnvelopedData Processing May Accept Forged Messages

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SUSE 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...

EulerOS Virtualization 2.13.0 : openssl (EulerOS-SA-2026-2412)

According to the versions of the openssl packages installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerabilities : Issue summary: During processing of a crafted CMS EnvelopedData message with KeyAgreeRecipientInfo a NULL pointer dereference can...

openssl: CMS AuthEnvelopedData Processing May Accept Forged Messages

A flaw was found in OpenSSL's Cryptographic Message Services CMS AuthEnvelopedData processing. An on-path attacker can exploit insufficient input validation on cipher and tag length fields by sending specially crafted CMS messages. This can lead to the forging of messages or bypassing integrity...

Improper Validation of Integrity Check Value

Overview Affected versions of this package are vulnerable to Improper Validation of Integrity Check Value when processing cipher and tag-length fields of CMS AuthEnvelopedData containers. An attacker can bypass message integrity via replay attack. A non AEAD cipher is permitted in...

EUVD-2026-35478

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 CMS AuthEnvelopedData Processing May Accept Forged Messages

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...

UBUNTU-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...

RHEL 8 : compat-openssl10 (RHSA-2026:22315)

The remote Redhat Enterprise Linux 8 host has a package installed that is affected by a vulnerability as referenced in the RHSA-2026:22315 advisory. The OpenSSL toolkit provides support for secure communications between machines. This version of OpenSSL package contains only the libraries and is...

CVE-2026-5500

wolfSSL's wcPKCS7DecodeAuthEnvelopedData does not properly sanitize the AES-GCM authentication tag length received and has no lower bounds check. A man-in-the-middle can therefore truncate the mac field from 16 bytes to 1 byte, reducing the tag check from 2⁻¹²⁸ to 2⁻⁸...

compat-openssl10 security update

An update is available for compat-openssl10. 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 OpenSSL toolkit provides support for secure communications betwe...

openssl security update

An update is available for openssl. This update affects Rocky Linux 9. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list OpenSSL is a toolkit that implements the Secure Sockets Layer SSL and Transpo...

compat-openssl11 security update

An update is available for compat-openssl11. This update affects Rocky Linux 9. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list The OpenSSL toolkit provides support for secure communications betwe...

Moderate: Red Hat Security Advisory: openssl security update

An update for openssl is now available for Red Hat Enterprise Linux 9. 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 th...

Moderate: Red Hat Security Advisory: openssl security update

An update for openssl 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 t...

openssl: OpenSSL: Denial of Service due to NULL pointer dereference in CMS EnvelopedData processing

A flaw was found in OpenSSL. A remote attacker could exploit this vulnerability by sending a specially crafted Cryptographic Message Syntax CMS EnvelopedData message. During the processing of a KeyTransportRecipientInfo with RSA-OAEP encryption, the system attempts to access an optional parameter...

Moderate: compat-openssl11 security update

The OpenSSL toolkit provides support for secure communications between machines. This version of OpenSSL package contains only the libraries from the 1.1.1 version and is provided for compatibility with previous releases. Security Fixes: openssl: OpenSSL: Denial of Service due to NULL pointer...