VDB
RHSA-2026%3A1168
RHSA-2026%3A1168
PUBLISHED
CVSS 7.5 HIGH
A flaw was found in the crypto/x509 package in the Go standard library. This vulnerability allows a certificate validation bypass via an excluded subdomain constraint in a certificated chain as it does not restrict the usage of wildcard SANs in the leaf certificate.
Risk Scores
CVSS 3.1
7.5
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Red Hat | registry.redhat.io/cert-manager/jetstack-cert-manager-rhel9@sha256:f27e4637dc8b67703abb24f246ee6d59ee3b3637ce5c47ab63b7935553f419e2_ppc64le as a component of cert-manager operator for Red Hat OpenShift 1.18 | *, *, * |
| Red Hat | registry.redhat.io/cert-manager/jetstack-cert-manager-acmesolver-rhel9@sha256:3bfbc3e69db31103145500f38f7a1db8e7f0462608e5a425674942606aa03ece_s390x as a component of cert-manager operator for Red Hat OpenShift 1.18 | *, registry.redhat.io/cert-manager/jetstack-cert-manager-acmesolver-rhel9@sha256:3bfbc3e69db31103145500f38f7a1db8e7f0462608e5a425674942606aa03ece_s390x, registry.redhat.io/cert-manager/jetstack-cert-manager-acmesolver-rhel9@sha256:3bfbc3e69db31103145500f38f7a1db8e7f0462608e5a425674942606aa03ece_s390x |
| Red Hat | registry.redhat.io/cert-manager/jetstack-cert-manager-rhel9@sha256:63f4e63f3249b6271041d31fcfbf69c3ad699d319302e8fdb2bff5e1b1418707_s390x as a component of cert-manager operator for Red Hat OpenShift 1.18 | |
| golang | go | |
| Red Hat | registry.redhat.io/cert-manager/jetstack-cert-manager-rhel9@sha256:f1b903ff69100fa938d6bdf4d730d35158eec905351344a246e30ef14c847222_arm64 as a component of cert-manager operator for Red Hat OpenShift 1.18 | registry.redhat.io/cert-manager/jetstack-cert-manager-rhel9@sha256:f1b903ff69100fa938d6bdf4d730d35158eec905351344a246e30ef14c847222_arm64, registry.redhat.io/cert-manager/jetstack-cert-manager-rhel9@sha256:f1b903ff69100fa938d6bdf4d730d35158eec905351344a246e30ef14c847222_arm64, registry.redhat.io/cert-manager/jetstack-cert-manager-rhel9@sha256:f1b903ff69100fa938d6bdf4d730d35158eec905351344a246e30ef14c847222_arm64 |
| Red Hat | registry.redhat.io/cert-manager/jetstack-cert-manager-acmesolver-rhel9@sha256:155383c4664ea3ed18d0f079be720ad68a5de044448a744d7579af7ff0fc7e0a_amd64 as a component of cert-manager operator for Red Hat OpenShift 1.18 | *, *, registry.redhat.io/cert-manager/jetstack-cert-manager-acmesolver-rhel9@sha256:155383c4664ea3ed18d0f079be720ad68a5de044448a744d7579af7ff0fc7e0a_amd64 |
| Red Hat | registry.redhat.io/cert-manager/jetstack-cert-manager-rhel9@sha256:09c857f0c20721d6b447f5f567182befc1ca6157128225849117a5c830feab23_amd64 as a component of cert-manager operator for Red Hat OpenShift 1.18 | registry.redhat.io/cert-manager/jetstack-cert-manager-rhel9@sha256:09c857f0c20721d6b447f5f567182befc1ca6157128225849117a5c830feab23_amd64, registry.redhat.io/cert-manager/jetstack-cert-manager-rhel9@sha256:09c857f0c20721d6b447f5f567182befc1ca6157128225849117a5c830feab23_amd64, * |
| golang | Go | |
| Red Hat | registry.redhat.io/cert-manager/jetstack-cert-manager-rhel9@sha256:f27e4637dc8b67703abb24f246ee6d59ee3b3637ce5c47ab63b7935553f419e2_ppc64le as a component of cert-manager operator for Red Hat OpenShift 1.18 | registry.redhat.io/cert-manager/jetstack-cert-manager-rhel9@sha256:f27e4637dc8b67703abb24f246ee6d59ee3b3637ce5c47ab63b7935553f419e2_ppc64le, *, registry.redhat.io/cert-manager/jetstack-cert-manager-rhel9@sha256:f27e4637dc8b67703abb24f246ee6d59ee3b3637ce5c47ab63b7935553f419e2_ppc64le |
| Red Hat | registry.redhat.io/cert-manager/jetstack-cert-manager-acmesolver-rhel9@sha256:daa6b60824e45c6f31efd64b86995e23279fe310dde2f0293c762354f74d969f_ppc64le as a component of cert-manager operator for Red Hat OpenShift 1.18 | *, registry.redhat.io/cert-manager/jetstack-cert-manager-acmesolver-rhel9@sha256:daa6b60824e45c6f31efd64b86995e23279fe310dde2f0293c762354f74d969f_ppc64le, registry.redhat.io/cert-manager/jetstack-cert-manager-acmesolver-rhel9@sha256:daa6b60824e45c6f31efd64b86995e23279fe310dde2f0293c762354f74d969f_ppc64le |
| Red Hat | registry.redhat.io/cert-manager/jetstack-cert-manager-rhel9@sha256:09c857f0c20721d6b447f5f567182befc1ca6157128225849117a5c830feab23_amd64 as a component of cert-manager operator for Red Hat OpenShift 1.18 | *, registry.redhat.io/cert-manager/jetstack-cert-manager-rhel9@sha256:09c857f0c20721d6b447f5f567182befc1ca6157128225849117a5c830feab23_amd64, * |
| Red Hat | registry.redhat.io/cert-manager/jetstack-cert-manager-rhel9@sha256:63f4e63f3249b6271041d31fcfbf69c3ad699d319302e8fdb2bff5e1b1418707_s390x as a component of cert-manager operator for Red Hat OpenShift 1.18 | registry.redhat.io/cert-manager/jetstack-cert-manager-rhel9@sha256:63f4e63f3249b6271041d31fcfbf69c3ad699d319302e8fdb2bff5e1b1418707_s390x, registry.redhat.io/cert-manager/jetstack-cert-manager-rhel9@sha256:63f4e63f3249b6271041d31fcfbf69c3ad699d319302e8fdb2bff5e1b1418707_s390x, * |
| Red Hat | registry.redhat.io/cert-manager/jetstack-cert-manager-acmesolver-rhel9@sha256:155383c4664ea3ed18d0f079be720ad68a5de044448a744d7579af7ff0fc7e0a_amd64 as a component of cert-manager operator for Red Hat OpenShift 1.18 | registry.redhat.io/cert-manager/jetstack-cert-manager-acmesolver-rhel9@sha256:155383c4664ea3ed18d0f079be720ad68a5de044448a744d7579af7ff0fc7e0a_amd64, *, registry.redhat.io/cert-manager/jetstack-cert-manager-acmesolver-rhel9@sha256:155383c4664ea3ed18d0f079be720ad68a5de044448a744d7579af7ff0fc7e0a_amd64 |
| Red Hat | registry.redhat.io/cert-manager/jetstack-cert-manager-acmesolver-rhel9@sha256:3bfbc3e69db31103145500f38f7a1db8e7f0462608e5a425674942606aa03ece_s390x as a component of cert-manager operator for Red Hat OpenShift 1.18 | registry.redhat.io/cert-manager/jetstack-cert-manager-acmesolver-rhel9@sha256:3bfbc3e69db31103145500f38f7a1db8e7f0462608e5a425674942606aa03ece_s390x, *, registry.redhat.io/cert-manager/jetstack-cert-manager-acmesolver-rhel9@sha256:3bfbc3e69db31103145500f38f7a1db8e7f0462608e5a425674942606aa03ece_s390x |
| Red Hat | registry.redhat.io/cert-manager/jetstack-cert-manager-acmesolver-rhel9@sha256:daa6b60824e45c6f31efd64b86995e23279fe310dde2f0293c762354f74d969f_ppc64le as a component of cert-manager operator for Red Hat OpenShift 1.18 | *, registry.redhat.io/cert-manager/jetstack-cert-manager-acmesolver-rhel9@sha256:daa6b60824e45c6f31efd64b86995e23279fe310dde2f0293c762354f74d969f_ppc64le, registry.redhat.io/cert-manager/jetstack-cert-manager-acmesolver-rhel9@sha256:daa6b60824e45c6f31efd64b86995e23279fe310dde2f0293c762354f74d969f_ppc64le |
| Red Hat | registry.redhat.io/cert-manager/jetstack-cert-manager-acmesolver-rhel9@sha256:3258027c0fb9426c9ee3567f6dc0d02b85cb661c23300b230f5b1400b43bac25_arm64 as a component of cert-manager operator for Red Hat OpenShift 1.18 | *, *, registry.redhat.io/cert-manager/jetstack-cert-manager-acmesolver-rhel9@sha256:3258027c0fb9426c9ee3567f6dc0d02b85cb661c23300b230f5b1400b43bac25_arm64 |
| Red Hat | registry.redhat.io/cert-manager/jetstack-cert-manager-acmesolver-rhel9@sha256:3258027c0fb9426c9ee3567f6dc0d02b85cb661c23300b230f5b1400b43bac25_arm64 as a component of cert-manager operator for Red Hat OpenShift 1.18 | *, registry.redhat.io/cert-manager/jetstack-cert-manager-acmesolver-rhel9@sha256:3258027c0fb9426c9ee3567f6dc0d02b85cb661c23300b230f5b1400b43bac25_arm64, registry.redhat.io/cert-manager/jetstack-cert-manager-acmesolver-rhel9@sha256:3258027c0fb9426c9ee3567f6dc0d02b85cb661c23300b230f5b1400b43bac25_arm64 |
| Red Hat | registry.redhat.io/cert-manager/jetstack-cert-manager-rhel9@sha256:f1b903ff69100fa938d6bdf4d730d35158eec905351344a246e30ef14c847222_arm64 as a component of cert-manager operator for Red Hat OpenShift 1.18 | *, registry.redhat.io/cert-manager/jetstack-cert-manager-rhel9@sha256:f1b903ff69100fa938d6bdf4d730d35158eec905351344a246e30ef14c847222_arm64, registry.redhat.io/cert-manager/jetstack-cert-manager-rhel9@sha256:f1b903ff69100fa938d6bdf4d730d35158eec905351344a246e30ef14c847222_arm64 |
| Red Hat | registry.redhat.io/cert-manager/jetstack-cert-manager-rhel9@sha256:63f4e63f3249b6271041d31fcfbf69c3ad699d319302e8fdb2bff5e1b1418707_s390x as a component of cert-manager operator for Red Hat OpenShift 1.18 | registry.redhat.io/cert-manager/jetstack-cert-manager-rhel9@sha256:63f4e63f3249b6271041d31fcfbf69c3ad699d319302e8fdb2bff5e1b1418707_s390x, *, * |
Timeline
- Jan 26, 2026 CVE Published
- Aug 13, 2026 CVE Updated
- Aug 13, 2026 Distribution Patch
- Aug 13, 2026 Distribution Patch
- Aug 13, 2026 Security Advisory
- Aug 13, 2026 Security Advisory
- Aug 13, 2026 Security Advisory
- Aug 13, 2026 Security Advisory
- Aug 13, 2026 Security Advisory
- Aug 13, 2026 Security Advisory
References
- https://access.redhat.com/errata/RHSA-2026:1168 advisory
- https://access.redhat.com/security/cve/CVE-2025-61727 advisory
- https://access.redhat.com/security/cve/CVE-2025-61729 advisory
- https://access.redhat.com/security/cve/CVE-2025-66418 advisory
- https://access.redhat.com/security/cve/CVE-2025-66471 advisory
- https://access.redhat.com/security/cve/CVE-2026-21441 advisory
- https://access.redhat.com/security/updates/classification/ advisory
- https://docs.openshift.com/container-platform/latest/security/cert_manager_operator/index.html advisory
- https://security.access.redhat.com/data/csaf/v2/advisories/2026/rhsa-2026_1168.json advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=2418677 issue
- https://www.cve.org/CVERecord?id=CVE-2025-61727 advisory
- https://nvd.nist.gov/vuln/detail/CVE-2025-61727 advisory
- https://go.dev/cl/723900 advisory
- https://go.dev/issue/76442 advisory
- https://groups.google.com/g/golang-announce/c/8FJoBkPddm4 advisory
- https://pkg.go.dev/vuln/GO-2025-4175 advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=2418462 issue
- https://www.cve.org/CVERecord?id=CVE-2025-61729 advisory
- https://nvd.nist.gov/vuln/detail/CVE-2025-61729 advisory
- https://go.dev/cl/725920 advisory
…and 17 more