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...

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...

SUSE-SU-2026:2411-1 Security update for openssl-3-livepatches

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

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...

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...

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...

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...

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...

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...

SUSE-SU-2026:1711-1 Security update for openssl-3

This update for openssl-3 fixes the following issue: - CVE-2026-28390: NULL pointer dereference during processing of a crafted CMS EnvelopedData message with KeyTransportRecipientInfo bsc1261678...

JLSEC-2026-274 Issue summary: During processing of a crafted CMS EnvelopedData message with...

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...

SUSE SLES15 Security Update : openssl-3 (SUSE-SU-2026:1605-1)

The remote SUSE Linux SLES15 / SLESSAP15 host has packages installed that are affected by a vulnerability as referenced in the SUSE-SU-2026:1605-1 advisory. This update for openssl-3 fixes the following issue: Security issues fixed: - CVE-2026-28390: NULL pointer dereference during processing of ...

SUSE SLES15 Security Update : openssl-1_1 (SUSE-SU-2026:1562-1)

The remote SUSE Linux SLES15 / SLESSAP15 host has packages installed that are affected by a vulnerability as referenced in the SUSE-SU-2026:1562-1 advisory. - CVE-2026-28390: NULL pointer dereference during processing of a crafted CMS EnvelopedData message with KeyTransportRecipientInfo bsc126167...

SUSE-SU-2026:1549-1 Security update for openssl-1_1

This update for openssl-11 fixes the following issues: - CVE-2026-28390: NULL pointer dereference during processing of a crafted CMS EnvelopedData message with KeyTransportRecipientInfo bsc1261678...

SUSE-SU-2026:21107-1 Security update for openssl-3

This update for openssl-3 fixes the following issues: Security issues fixed: - CVE-2026-2673: TLS 1.3 servers may choose unexpected key agreement group bsc1259652. - CVE-2026-28387: potential use-after-free in DANE client code bsc1260441. - CVE-2026-28388: NULL pointer dereference when processing...

EUVD-2026-21228

A stack buffer overflow exists in wolfSSL's PKCS7 implementation in the wcPKCS7DecryptOri function in wolfcrypt/src/pkcs7.c. When processing a CMS EnvelopedData message containing an OtherRecipientInfo ORI recipient, the function copies an ASN.1-parsed OID into a fixed 32-byte stack buffer...

Linux Distros Unpatched Vulnerability : CVE-2026-5295

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - A stack buffer overflow exists in wolfSSL's PKCS7 implementation in the wcPKCS7DecryptOri function in wolfcrypt/src/pkcs7.c. When processing a CMS EnvelopedData...

CVE-2026-5295 Stack Buffer Overflow in wolfSSL PKCS7 wc_PKCS7_DecryptOri() via Oversized OID

A stack buffer overflow exists in wolfSSL's PKCS7 implementation in the wcPKCS7DecryptOri function in wolfcrypt/src/pkcs7.c. When processing a CMS EnvelopedData message containing an OtherRecipientInfo ORI recipient, the function copies an ASN.1-parsed OID into a fixed 32-byte stack buffer...

CVE-2026-5295 Stack Buffer Overflow in wolfSSL PKCS7 wc_PKCS7_DecryptOri() via Oversized OID

A stack buffer overflow exists in wolfSSL's PKCS7 implementation in the wcPKCS7DecryptOri function in wolfcrypt/src/pkcs7.c. When processing a CMS EnvelopedData message containing an OtherRecipientInfo ORI recipient, the function copies an ASN.1-parsed OID into a fixed 32-byte stack buffer...

CVE-2026-5295

A stack buffer overflow exists in wolfSSL's PKCS7 implementation in the wcPKCS7DecryptOri function in wolfcrypt/src/pkcs7.c. When processing a CMS EnvelopedData message containing an OtherRecipientInfo ORI recipient, the function copies an ASN.1-parsed OID into a fixed 32-byte stack buffer...