CVE-2026-42768

A flaw was found in OpenSSL's CMSdecrypt and PKCS7decrypt functions. This vulnerability, a Bleichenbacher-style oracle, could allow a remote attacker to decrypt or sign messages using the victim's private RSA key. Exploitation requires the attacker to provide specially crafted CMS or S/MIME...

Linux Distros Unpatched Vulnerability : CVE-2026-9076

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - 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...

Linux Distros Unpatched Vulnerability : CVE-2026-42766

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Issue summary: A specially crafted password-encrypted CMS message can trigger a NULL pointer dereference during CMS decryption. Impact summary: This NULL pointe...

ALPINE-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-2026-42768 Multi-RecipientInfo Bleichenbacher Oracle in CMS_decrypt() and PKCS7_decrypt()

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...

CVE-2026-42766 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...

CVE-2026-9076 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...

PT-2026-47836

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...

PT-2026-47838

Issue summary: The CMS decrypt and PKCS7 decrypt 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 th...

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 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 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...

PT-2026-47856

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 kek unwrap key. Impact summary: A heap buffer over-read may trigger a crash which leads to Denial o...

Astra Linux - уязвимость в openssl

Issue summary: An application attempting to decrypt messages encrypted using password-based encryption in CMS can trigger an out-of-bounds read or write attack. Impact summary: This out-of-bounds read attack may cause a system crash, leading to a denial of service for the application. The...

Astra Linux - уязвимость в openssl1.0

In situations where an attacker receives automated notifications of the success or failure of a decryption attempt, an attacker can recover the CMS/PKCS7 transport encryption key after sending a very large number of messages to be decrypted. They can also decrypt any RSA-encrypted message encrypt...

CLSA-2026-1777567181 openssl: Fix of CVE-2026-28390

CVE-2026-28390: fix NULL pointer dereference in rsacmsdecrypt when CMS RSA-OAEP pSourceFunc is missing its parameter...

NewStart CGSL MAIN 7.02 : tongsuo Vulnerability (NS-SA-2026-0039)

The remote NewStart CGSL host, running version MAIN 7.02, has tongsuo packages installed that are affected by a vulnerability: - Issue summary: An application trying to decrypt CMS messages encrypted using password based encryption can trigger an out-of-bounds read and write. Impact summary: This...

NewStart CGSL MAIN 7.02 : openssl Vulnerability (NS-SA-2026-0038)

The remote NewStart CGSL host, running version MAIN 7.02, has openssl packages installed that are affected by a vulnerability: - Issue summary: An application trying to decrypt CMS messages encrypted using password based encryption can trigger an out-of-bounds read and write. Impact summary: This...

Security Bulletin: TSSC/IMC addresses multiple security vulnerabilities.

Summary TSSC/IMC addresses multiple security vulnerabilities, listed in the CVEs below. Vulnerability Details CVEID:CVE-2025-14523 DESCRIPTION: A flaw in libsoup’s HTTP header handling allows multiple Host: headers in a request and returns the last occurrence for server-side processing. Common...

Splunk Universal Forwarder 9.2.0 < 9.2.12, 9.3.0 < 9.3.9, 9.4.0 < 9.4.7, 10.0.0 < 10.0.3 (SVD-2026-0210)

The version of Splunk installed on the remote host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the SVD-2026-0210 advisory. - Issue summary: An application trying to decrypt CMS messages encrypted using password based encryption can trigger an...