crypto/x509: Incorrect enforcement of email constraints in crypto/x509

A certificate validation flaw has been discovered in the golang crypto/x509 module. When verifying a certificate chain which contains a certificate containing multiple email address constraints which share common local portions but different domain portions, these constraints will not be properly...

CVE-2026-53583 libgit2: Inverted IP SubjectAltName Comparison in OpenSSL Backend

libgit2 is a portable C implementation of the Git core methods provided as a linkable library with a solid API, allowing to build Git functionality into your application. Prior to 1.8.6 and 1.9.5, verifyservercert in src/libgit2/streams/openssl.c uses an inverted !!memcmp result in the GENIPADD...

CVE-2026-53583 libgit2: Inverted IP SubjectAltName Comparison in OpenSSL Backend

libgit2 is a portable C implementation of the Git core methods provided as a linkable library with a solid API, allowing to build Git functionality into your application. Prior to 1.8.6 and 1.9.5, verifyservercert in src/libgit2/streams/openssl.c uses an inverted !!memcmp result in the GENIPADD...

EUVD-2026-63549

libgit2 is a portable C implementation of the Git core methods provided as a linkable library with a solid API, allowing to build Git functionality into your application. Prior to 1.8.6 and 1.9.5, verifyservercert in src/libgit2/streams/openssl.c uses an inverted !!memcmp result in the GENIPADD...

CVE-2026-53583

libgit2 is a portable C implementation of the Git core methods provided as a linkable library with a solid API, allowing to build Git functionality into your application. Prior to 1.8.6 and 1.9.5, verifyservercert in src/libgit2/streams/openssl.c uses an inverted !!memcmp result in the GENIPADD...

CVE-2026-73251

Mongoose is an embedded web server and network library. Prior to 7.23, a network attacker can impersonate a TLS server to a Mongoose client configured with a multi-certificate CA bundle. In src/tlsbuiltin.c, the mgtlsinit function stores the bundle in tls-cabundleder while tls-cader.len remains...

RLSA-2026:57126 Important: yggdrasil security update

yggdrasil is a system daemon that subscribes to topics on an MQTT broker and routes any data received on the topics to an appropriate child "worker" process, exchanging data with its worker processes through a D-Bus message broker. Security Fixes: crypto/x509: golang: Go crypto/x509: Certificate...

yggdrasil security update

An update is available for yggdrasil. This update affects Rocky Linux 10. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list yggdrasil is a system daemon that subscribes to topics on an MQTT broker a...

CVE-2026-73253 Mongoose: TLS Hostname Verification Bypass via Overly Permissive Wildcard Matching

Mongoose is an embedded web server and network library. Prior to version 7.22, an on-path network attacker with a wildcard certificate for a parent domain can impersonate deeper subdomains to a client using the built-in TLS stack. The mgtlsverifycertsan and mgtlsverifycertcn functions in...

Security Bulletin: Multiple security vulnerabilities in IBM Business Automation Manager Open Editions

Summary In addition to many updates of operating system level packages, the following security vulnerabilities are addressed in IBM Business Automation Manager Open Editions 9.5.2 Vulnerability Details CVEID:CVE-2026-62389 DESCRIPTION: Rejected reason: This CVE ID has been rejected or withdrawn b...

Security Bulletin: Vulnerabilities exists in IBM Netezza Software

Summary Vulnerabilities identified in IBM Netezza Software have been addressed in version 11.3.1.3. Vulnerability Details CVEID:CVE-2026-42013 DESCRIPTION: A flaw was found in gnutls. When validating certificates, an oversized Subject Alternative Name SAN could cause the validation process to...

JLSEC-2026-1347 aria2c accepts a server certificate with incorrect Extended Key Usage (EKU). If the attackers...

aria2c accepts a server certificate with incorrect Extended Key Usage EKU. If the attackers compromise a certificate with the associated private key issued for a different purpose, they may be able to reuse it for TLS server authentication...

Improper Certificate Validation

RabbitMQ Java client library is vulnerable to improper certificate validation. The vulnerability is due to ConnectionFactory.useSslProtocol accepting arbitrary server certificates and disabling hostname verification, which allows a network attacker to intercept TLS connections, impersonate the...

EUVD-2026-62968

In Splunk Connect for Kafka versions below 2.2.7, an unauthenticated user positioned in the network path could read or alter all relevant data sent from the connector when Kerberos authentication is used with Hypertext Transfer Protocol HTTP Event Collector in Splunk Enterprise. The vulnerability...

EUVD-2026-62927

In Splunk SOAR versions below 8.6.0, an unauthenticated user who can observe or alter network traffic between Splunk SOAR and a configured CyberArk Representational State Transfer REST server could access or modify all relevant data exchanged through that credential manager. The vulnerability is...

CVE-2026-73251: Improper Certificate Validation

Mongoose is an embedded web server and network library. Prior to 7.23, a network attacker can impersonate a TLS server to a Mongoose client configured with a multi-certificate CA bundle. In src/tlsbuiltin.c, the mgtlsinit function stores the bundle in tls-cabundleder while tls-cader.len remains...

CVE-2026-17024: Improper Certificate Validation

IBM AIX 7.2, and 7.3 and IBM PowerVM VIOS 4.1 could allow a remote attacker to execute arbitrary code due to improper certificate validation...

AlmaLinux 10 : yggdrasil (ALSA-2026:57126)

The remote AlmaLinux 10 host has packages installed that are affected by a vulnerability as referenced in the ALSA-2026:57126 advisory. crypto/x509: golang: Go crypto/x509: Certificate validation bypass due to incorrect DNS constraint application CVE-2026-33810 Tenable has extracted the preceding...

RockyLinux 10 : yggdrasil (RLSA-2026:57126)

The remote RockyLinux 10 host has packages installed that are affected by a vulnerability as referenced in the RLSA-2026:57126 advisory. crypto/x509: golang: Go crypto/x509: Certificate validation bypass due to incorrect DNS constraint application CVE-2026-33810 Tenable has extracted the precedin...

CVE-2026-53583: Improper Certificate Validation

libgit2 is a portable C implementation of the Git core methods provided as a linkable library with a solid API, allowing to build Git functionality into your application. Prior to 1.8.6 and 1.9.5, verifyservercert in src/libgit2/streams/openssl.c uses an inverted !!memcmp result in the GENIPADD...