CVE-2026-63074 CMP Indefinite Cache Growth of ExtraCerts

Issue summary: The OpenSSL Certificate Management Protocol CMP caches additional certificates extraCerts sent in a CMP message, but never expunges them for instance if they are invalid. If a server reuses an OSSLCMPCTX frequently, this cache of extraCerts may grow unboundedly, and a malicious...

CVE-2026-9636 Rockwell Automation CompactLogix® 5380 ControlLogix® 5580 / 1756-EN4 Communications Module – Certificate Revocation List Vulnerability

A security issue exists within CompactLogix® 5380, ControlLogix® 5580, and EN4 communication modules related to CIP Security certificate revocation handling. The security issue stems from the controller failing to properly reject certificates signed by an intermediate certificate that has been...

EUVD-2026-43573

Crypt::OpenSSL::X509 versions before 2.1.3 for Perl allow denial of service via NULL pointer dereference. X509V3EXTd2iext returns NULL when an extension's DER value fails to parse. basicC, ia5string, and authatt dereference its result without a NULL check. keyiddata also dereferences akid-keyid,...

DEBIAN-CVE-2026-58101

Crypt::OpenSSL::X509 versions before 2.1.3 for Perl allow denial of service via NULL pointer dereference. X509V3EXTd2iext returns NULL when an extension's DER value fails to parse. basicC, ia5string, and authatt dereference its result without a NULL check. keyiddata also dereferences akid-keyid,...

CVE-2026-58101 Crypt::OpenSSL::X509 versions before 2.1.3 for Perl allow denial of service via NULL pointer dereference

Crypt::OpenSSL::X509 versions before 2.1.3 for Perl allow denial of service via NULL pointer dereference. X509V3EXTd2iext returns NULL when an extension's DER value fails to parse. basicC, ia5string, and authatt dereference its result without a NULL check. keyiddata also dereferences akid-keyid,...

CVE-2026-58101

The Crypt::OpenSSL::X509 Perl extension for OpenSSL (versions before 2.1.3 ) is vulnerable to a denial of service via a NULL pointer dereference . The issue occurs because the X509V3_EXT_d2i(ext) function returns NULL when a DER value fails to parse, but the basicC , ia5string , and auth_att func...

[SECURITY] [DLA 4631-1] asterisk security update

------------------------------------------------------------------------- Debian LTS Advisory DLA-4631-1 [email protected] https://www.debian.org/lts/security/ Thorsten Alteholz June 16, 2026 https://wiki.debian.org/LTS -...

Alibaba Cloud Linux 3 : 0152: samba (ALINUX3-SA-2026:0152)

The remote Alibaba Cloud Linux 3 host has packages installed that are affected by multiple vulnerabilities as referenced in the ALINUX3-SA-2026:0152 advisory. Package updates are available for Alibaba Cloud Linux 3 that fix the following vulnerabilities: CVE-2026-3012: A flaw was found in Sambas...

S2OPC OPC UA Toolkit 信任管理问题漏洞

S2OPC OPC UA Toolkit is an open-source development toolkit for OPC UA communication, developed by Systerel. The S2OPC OPC UA Toolkit has a trust management vulnerability, which stems from improper comparison with a list of trusted certificates. This vulnerability may cause well-formatted, untrust...

PT-2026-48428

Improper comparison with the certificates trusted list in S2OPC allows an attacker well-formed untrusted certificate to be considered trusted...

BIT-GOLANG-2026-27145 Inefficient candidate hostname parsing in crypto/x509

x509.Certificate.VerifyHostname previously called matchHostnames in a loop over all DNS Subject Alternative Name SAN entries. This caused strings.Splithost, "." to execute repeatedly on the same input hostname. With a large DNS SAN list, verification costs scaled quadratically based on the number...

SUSE CVE-2026-27145

x509.Certificate.VerifyHostname previously called matchHostnames in a loop over all DNS Subject Alternative Name SAN entries. This caused strings.Splithost, "." to execute repeatedly on the same input hostname. With a large DNS SAN list, verification costs scaled quadratically based on the number...

EUVD-2026-34038

x509.Certificate.VerifyHostname previously called matchHostnames in a loop over all DNS Subject Alternative Name SAN entries. This caused strings.Splithost, "." to execute repeatedly on the same input hostname. With a large DNS SAN list, verification costs scaled quadratically based on the number...

DEBIAN-CVE-2026-27145

x509.Certificate.VerifyHostname previously called matchHostnames in a loop over all DNS Subject Alternative Name SAN entries. This caused strings.Splithost, "." to execute repeatedly on the same input hostname. With a large DNS SAN list, verification costs scaled quadratically based on the number...

CVE-2026-27145

x509.Certificate.VerifyHostname previously called matchHostnames in a loop over all DNS Subject Alternative Name SAN entries. This caused strings.Splithost, "." to execute repeatedly on the same input hostname. With a large DNS SAN list, verification costs scaled quadratically based on the number...

CVE-2026-27145

x509.Certificate.VerifyHostname previously called matchHostnames in a loop over all DNS Subject Alternative Name SAN entries. This caused strings.Splithost, "." to execute repeatedly on the same input hostname. With a large DNS SAN list, verification costs scaled quadratically based on the number...

CVE-2026-27145 Inefficient candidate hostname parsing in crypto/x509

x509.Certificate.VerifyHostname previously called matchHostnames in a loop over all DNS Subject Alternative Name SAN entries. This caused strings.Splithost, "." to execute repeatedly on the same input hostname. With a large DNS SAN list, verification costs scaled quadratically based on the number...

CVE-2026-27145

The golang crypto/x509 package is vulnerable to a Denial of Service (DoS) condition via CVE-2026-27145 . The (*x509.Certificate).VerifyHostname function incorrectly called matchHostnames in a loop over all DNS Subject Alternative Name (SAN) entries, causing strings.Split(host, ".") to execute rep...

CVE-2026-27145

x509.Certificate.VerifyHostname previously called matchHostnames in a loop over all DNS Subject Alternative Name SAN entries. This caused strings.Splithost, "." to execute repeatedly on the same input hostname. With a large DNS SAN list, verification costs scaled quadratically based on the number...

GO-2026-5037 Inefficient candidate hostname parsing in crypto/x509

x509.Certificate.VerifyHostname previously called matchHostnames in a loop over all DNS Subject Alternative Name SAN entries. This caused strings.Splithost, "." to execute repeatedly on the same input hostname. With a large DNS SAN list, verification costs scaled quadratically based on the number...