CVE-2026-4159 wc_PKCS7_DecodeEnvelopedData 1 byte out-of-bounds read

1-byte OOB heap read in wcPKCS7DecodeEnvelopedData via zero-length encrypted content. A vulnerability existed in wolfSSL 5.8.4 and earlier, where a 1-byte out-of-bounds heap read in wcPKCS7DecodeEnvelopedData could be triggered by a crafted CMS EnvelopedData message with zero-length encrypted...

CVE-2026-4159

1-byte OOB heap read in wcPKCS7DecodeEnvelopedData via zero-length encrypted content. A vulnerability existed in wolfSSL 5.8.4 and earlier, where a 1-byte out-of-bounds heap read in wcPKCS7DecodeEnvelopedData could be triggered by a crafted CMS EnvelopedData message with zero-length encrypted...

PT-2026-26376

Name of the Vulnerable Software and Affected Versions wolfSSL versions 5.8.4 and earlier Description An out-of-bounds heap read issue exists in the wc PKCS7 DecodeEnvelopedData function when processing crafted CMS EnvelopedData messages containing zero-length encrypted content. This issue could...

wolfSSL（CyaSSL） 安全漏洞

wolfSSL CyaSSL is a small, portable embedded SSL programming library developed by the American company wolfSSL, aimed at developers working with embedded systems. WolfSSL CyaSSL versions 5.8.4 and earlier contain security vulnerabilities. These vulnerabilities stem from a 1-byte out-of-bounds hea...

Security Bulletin: Security vulnerabilities have been found in IBM Verify Directory (Container)

Summary Security vulnerabilities have been addressed in IBM Verify Directory Container Vulnerability Details CVEID:CVE-2025-36047 DESCRIPTION: IBM WebSphere Application Server Liberty 18.0.0.2 through 25.0.0.8 is vulnerable to a denial of service, caused by sending a specially-crafted request. A...

Security Bulletin: Multiple vulnerabilities impact AIX/VIOS due to OpenSSL

Summary Vulnerabilities in OpenSSL could allow an attacker to potentially execute arbitrary code CVE-2025-15467 or cause a denial of service CVE-2025-68160, CVE-2025-69418, CVE-2025-69419, CVE-2025-69420, CVE-2025-69421, CVE-2026-22795, CVE-2026-22796. OpenSSL is used by AIX as part of AIX's secu...

SUSE-SU-2026:20542-1 Security update for openssl-3-livepatches

This update for openssl-3-livepatches fixes the following issues: - CVE-2025-11187: Fixed improper validation of PBMAC1 parameters in PKCS12 MAC verification bsc1256878. - CVE-2025-15467: Fixed stack buffer overflow in CMS AuthEnvelopedData parsing bsc1256876. - CVE-2025-15468: Fixed NULL...

OpenSSL 3.x Malicious AES‑GCM ASN.1 Parameter Injection

This C code is a security research proof of concept targeting OpenSSL's CMS Cryptographic Message Syntax handling. It programmatically creates a syntactically valid CMS AuthEnvelopedData object using AES-256-GCM, then injects a custom-crafted ASN.1 AESGCMPARAMETERS sequence with an abnormally lar...

OESA-2026-1311 openssl security update

OpenSSL is a robust, commercial-grade, and full-featured toolkit for the Transport Layer Security TLS and Secure Sockets Layer SSL protocols. Security Fixes: Issue summary: Parsing CMS AuthEnvelopedData message with maliciously crafted AEAD parameters can trigger a stack buffer overflow. Impact...

K000159868: OpenSSL vulnerability CVE-2025-15467

Security Advisory Description Issue summary: Parsing CMS AuthEnvelopedData message with maliciously crafted AEAD parameters can trigger a stack buffer overflow. Impact summary: A stack buffer overflow may lead to a crash, causing Denial of Service, or potentially remote code execution. When parsi...

SUSE CVE-2025-15467

Issue summary: Parsing CMS AuthEnvelopedData or EnvelopedData message with maliciously crafted AEAD parameters can trigger a stack buffer overflow. Impact summary: A stack buffer overflow may lead to a crash, causing Denial of Service, or potentially remote code execution. When parsing CMS...

SUSE CVE-2026-24881

In GnuPG before 2.5.17, a crafted CMS S/MIME EnvelopedData message carrying an oversized wrapped session key can cause a stack-based buffer overflow in gpg-agent during PKDECRYPT--kem=CMS handling. This can easily be leveraged for denial of service; however, there is also memory corruption that...

Ubuntu 22.04 LTS / 24.04 LTS / 25.10 : OpenSSL vulnerabilities (USN-7980-1)

The remote Ubuntu 22.04 LTS / 24.04 LTS / 25.10 host has packages installed that are affected by multiple vulnerabilities as referenced in the USN-7980-1 advisory. Stanislav Fort, Petr imeek, and Hamza discovered that OpenSSL incorrectly validated PBMAC1 parameters when doing PKCS12 MAC...

openssl: OpenSSL: Remote code execution or Denial of Service via oversized Initialization Vector in CMS parsing

A flaw was found in OpenSSL. A remote attacker can exploit a stack buffer overflow vulnerability by supplying a crafted Cryptographic Message Syntax CMS message with an oversized Initialization Vector IV when parsing AuthEnvelopedData structures that use Authenticated Encryption with Associated...

Exploit for CVE-2025-15467

CVE-2025-15467 Stack buffer overflow in OpenSSL CMS AuthEnvel...

CVE-2026-24881

In GnuPG before 2.5.17, a crafted CMS S/MIME EnvelopedData message carrying an oversized wrapped session key can cause a stack-based buffer overflow in gpg-agent during PKDECRYPT--kem=CMS handling. This can easily be leveraged for denial of service; however, there is also memory corruption that...

CVE-2026-24881

In GnuPG before 2.5.17, a crafted CMS S/MIME EnvelopedData message carrying an oversized wrapped session key can cause a stack-based buffer overflow in gpg-agent during PKDECRYPT--kem=CMS handling. This can easily be leveraged for denial of service; however, there is also memory corruption that...

EUVD-2026-4768

In GnuPG before 2.5.17, a crafted CMS S/MIME EnvelopedData message carrying an oversized wrapped session key can cause a stack-based buffer overflow in gpg-agent during PKDECRYPT--kem=CMS handling. This can easily be leveraged for denial of service; however, there is also memory corruption that...

CVE-2026-24881

In GnuPG before 2.5.17, a crafted CMS S/MIME EnvelopedData message carrying an oversized wrapped session key can cause a stack-based buffer overflow in gpg-agent during PKDECRYPT--kem=CMS handling. This can easily be leveraged for denial of service; however, there is also memory corruption that...

CVE-2026-24881

In GnuPG before 2.5.17, a crafted CMS S/MIME EnvelopedData message carrying an oversized wrapped session key can cause a stack-based buffer overflow in gpg-agent during PKDECRYPT--kem=CMS handling. This can easily be leveraged for denial of service; however, there is also memory corruption that...