crypto/x509: golang: Go crypto/x509: Certificate validation bypass due to incorrect DNS constraint application

A flaw was found in the crypto/x509 package within Go golang. When verifying a certificate chain, excluded DNS Domain Name System constraints are not correctly applied to wildcard DNS Subject Alternative Names SANs if the case of the SAN differs from the constraint. This oversight could allow an...

crypto/x509: golang: Go crypto/x509: Certificate validation bypass due to incorrect DNS constraint application

A flaw was found in the crypto/x509 package within Go golang. When verifying a certificate chain, excluded DNS Domain Name System constraints are not correctly applied to wildcard DNS Subject Alternative Names SANs if the case of the SAN differs from the constraint. This oversight could allow an...

crypto/x509: golang: Go crypto/x509: Certificate validation bypass due to incorrect DNS constraint application

A flaw was found in the crypto/x509 package within Go golang. When verifying a certificate chain, excluded DNS Domain Name System constraints are not correctly applied to wildcard DNS Subject Alternative Names SANs if the case of the SAN differs from the constraint. This oversight could allow an...

crypto/x509: golang: Go crypto/x509: Certificate validation bypass due to incorrect DNS constraint application

A flaw was found in the crypto/x509 package within Go golang. When verifying a certificate chain, excluded DNS Domain Name System constraints are not correctly applied to wildcard DNS Subject Alternative Names SANs if the case of the SAN differs from the constraint. This oversight could allow an...

crypto/x509: golang: Go crypto/x509: Certificate validation bypass due to incorrect DNS constraint application

A flaw was found in the crypto/x509 package within Go golang. When verifying a certificate chain, excluded DNS Domain Name System constraints are not correctly applied to wildcard DNS Subject Alternative Names SANs if the case of the SAN differs from the constraint. This oversight could allow an...

crypto/x509: golang: Go crypto/x509: Certificate validation bypass due to incorrect DNS constraint application

A flaw was found in the crypto/x509 package within Go golang. When verifying a certificate chain, excluded DNS Domain Name System constraints are not correctly applied to wildcard DNS Subject Alternative Names SANs if the case of the SAN differs from the constraint. This oversight could allow an...

crypto/x509: golang: Go crypto/x509: Certificate validation bypass due to incorrect DNS constraint application

A flaw was found in the crypto/x509 package within Go golang. When verifying a certificate chain, excluded DNS Domain Name System constraints are not correctly applied to wildcard DNS Subject Alternative Names SANs if the case of the SAN differs from the constraint. This oversight could allow an...

crypto/x509: golang: Go crypto/x509: Certificate validation bypass due to incorrect DNS constraint application

A flaw was found in the crypto/x509 package within Go golang. When verifying a certificate chain, excluded DNS Domain Name System constraints are not correctly applied to wildcard DNS Subject Alternative Names SANs if the case of the SAN differs from the constraint. This oversight could allow an...

CLEANSTART-2026-TJ01241 excluded subdomain constraint in a certificate chain does not restrict the usage of wildcard SANs in the leaf certificate

Security vulnerability affects the cri-tools package. An excluded subdomain constraint in a certificate chain does not restrict the usage of wildcard SANs in the leaf certificate...

CLEANSTART-2026-FP06754 excluded subdomain constraint in a certificate chain does not restrict the usage of wildcard SANs in the leaf certificate

Security vulnerability affects the cri-tools package. An excluded subdomain constraint in a certificate chain does not restrict the usage of wildcard SANs in the leaf certificate...

CLEANSTART-2026-ZZ46372 excluded subdomain constraint in a certificate chain does not restrict the usage of wildcard SANs in the leaf certificate

Security vulnerability affects the buildkitd package. An excluded subdomain constraint in a certificate chain does not restrict the usage of wildcard SANs in the leaf certificate...

AlmaLinux 9.2 [TuxCare] Security Update: go-toolset / golang / golang-bin / golang-docs / golang-misc / etc Multiple Vulnerabilities (ALMALINUX9.2:CLSA-2026:1785833533)

The AlmaLinux 9.2 host has packages installed that are affected by multiple vulnerabilities as referenced in the TuxCare ALMALINUX9.2:CLSA-2026:1785833533 advisory. - An excluded subdomain constraint in a certificate chain does not restrict the usage of wildcard SANs in the leaf certificate. For...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: git-lfs (UTSA-2026-124496)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-124496 advisory. An excluded subdomain constraint in a certificate chain does not restrict the usage of wildcard SANs in the leaf certificate. For example a constraint that excludes...

crypto/x509: golang: Go crypto/x509: Certificate validation bypass due to incorrect DNS constraint application

A flaw was found in the crypto/x509 package within Go golang. When verifying a certificate chain, excluded DNS Domain Name System constraints are not correctly applied to wildcard DNS Subject Alternative Names SANs if the case of the SAN differs from the constraint. This oversight could allow an...

crypto/x509: golang: Go crypto/x509: Certificate validation bypass due to incorrect DNS constraint application

A flaw was found in the crypto/x509 package within Go golang. When verifying a certificate chain, excluded DNS Domain Name System constraints are not correctly applied to wildcard DNS Subject Alternative Names SANs if the case of the SAN differs from the constraint. This oversight could allow an...

crypto/x509: golang: Go crypto/x509: Certificate validation bypass due to incorrect DNS constraint application

A flaw was found in the crypto/x509 package within Go golang. When verifying a certificate chain, excluded DNS Domain Name System constraints are not correctly applied to wildcard DNS Subject Alternative Names SANs if the case of the SAN differs from the constraint. This oversight could allow an...

CLEANSTART-2026-IM73098 excluded subdomain constraint in a certificate chain does not restrict the usage of wildcard SANs in the leaf certificate

Multiple security vulnerabilities affect the istio-pilot-discovery package. An excluded subdomain constraint in a certificate chain does not restrict the usage of wildcard SANs in the leaf certificate. See references for individual vulnerability details...

CLEANSTART-2026-TF52804 excluded subdomain constraint in a certificate chain does not restrict the usage of wildcard SANs in the leaf certificate

Multiple security vulnerabilities affect the istio-pilot-discovery-fips package. An excluded subdomain constraint in a certificate chain does not restrict the usage of wildcard SANs in the leaf certificate. See references for individual vulnerability details...

PT-2026-21259

Name of the Vulnerable Software and Affected Versions consul-k8s-fips affected versions not specified Description The consul-k8s-fips package is affected by multiple security issues. The net/http package does not correctly handle line terminators in chunked data, potentially leading to issues...

Medium: nerdctl

Issue Overview: crypto/x509: excluded subdomain constraint does not restrict wildcard SANs An excluded subdomain constraint in a certificate chain does not restrict the usage of wildcard SANs in the leaf certificate. For example a constraint that excludes the subdomain test.example.com does not...