crypto/tls: crypto/tls: Incorrect certificate validation during TLS session resumption

A flaw was found in the crypto/tls component. This vulnerability occurs during Transport Layer Security TLS session resumption when certificate authority CA settings are modified between the initial and resumed handshakes. An attacker could exploit this to bypass certificate validation, allowing ...

crypto/x509: crypto/tls: golang: Go: Denial of Service vulnerability in certificate chain building

A flaw was found in the Go standard library packages crypto/x509 and crypto/tls. During the process of building a certificate chain, an attacker can provide a large number of intermediate certificates. This excessive input is not properly limited, leading to an uncontrolled amount of work being...

RHEL 10 : golang (RHSA-2026:60306)

The remote Redhat Enterprise Linux 10 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:60306 advisory. The golang packages provide the Go programming language compiler. Security Fixes: encoding/asn1: golang: Go encoding/asn1: Denial of Servi...

RHEL 8 : go-toolset:rhel8 (RHSA-2026:60305)

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:60305 advisory. Go Toolset provides the Go programming language tools and libraries. Go is alternatively known as golang. Security Fixes: encoding/asn1:...

Important: Red Hat Security Advisory: OpenShift Container Platform 4.21.30 security and extras update

Red Hat OpenShift Container Platform release 4.21.30 is now available with updates to packages and images that fix several bugs. This release includes a security update for Red Hat OpenShift Container Platform 4.21. Red Hat Product Security has rated this update as having a security impact of...

Moderate: Red Hat Security Advisory: OpenShift Container Platform 4.20.35 security and extras update

Red Hat OpenShift Container Platform release 4.20.35 is now available with updates to packages and images that fix several bugs. This release includes a security update for Red Hat OpenShift Container Platform 4.20. Red Hat Product Security has rated this update as having a security impact of...

openSUSE 16 Security Update : go1.25 (openSUSE-SU-2026:21592-1)

The remote openSUSE 16 host has packages installed that are affected by multiple vulnerabilities as referenced in the openSUSE-SU-2026:21592-1 advisory. Update to go1.25.13 released 2026-08-13, bsc1244485. Security issues fixed: - CVE-2026-33818: encoding/asn1: unenforced recursion limit can lead...

BIT-GOLANG-2026-56862 Limit handshake messages we are willing to accept post-handshake in crypto/tls

Handshake messages, such as KeyUpdate, are always considered as state-advancing, regardless of whether a handshake has been completed or not. As a result, a malicious client can keep sending KeyUpdate messages to force the server to keep performing key derivation operations indefinitely...

OPENSUSE-SU-2026:21592-1 Security update for go1.25

This update for go1.25 fixes the following issues: Update to go1.25.13 released 2026-08-13, bsc1244485. Security issues fixed: - CVE-2026-33818: encoding/asn1: unenforced recursion limit can lead to stack exhaustion when parsing deeply-nested, recursive structures bsc1275034. - CVE-2026-39821:...

SUSE SLED15 / SLES15 Security Update : go1.26 (SUSE-SU-2026:3641-1)

The remote SUSE Linux SLED15 / SLEDSAP15 / SLES15 / SLESSAP15 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2026:3641-1 advisory. Security issues fixed: - CVE-2026-33818: encoding/asn1: enforce maximum recursion depth bsc1275034. -...

SUSE-SU-2026:3641-1 Security update for go1.26

This update for go1.26 fixes the following issues: Security issues fixed: - CVE-2026-33818: encoding/asn1: enforce maximum recursion depth bsc1275034. - CVE-2026-39821: golang.org/x/net/idna: failure to reject ASCII-only Punycode-encoded labels allows for validation bypass and privilege escalatio...

Security update for go1.25

This update for go1.25 fixes the following issues: Security issues fixed: CVE-2026-33818: encoding/asn1: enforce maximum recursion depth bsc1275034. CVE-2026-39821: golang.org/x/net/idna: failure to reject ASCII-only Punycode-encoded labels allows for validation bypass and privilege escalation...

SUSE-SU-2026:3640-1 Security update for go1.25

This update for go1.25 fixes the following issues: Security issues fixed: - CVE-2026-33818: encoding/asn1: enforce maximum recursion depth bsc1275034. - CVE-2026-39821: golang.org/x/net/idna: failure to reject ASCII-only Punycode-encoded labels allows for validation bypass and privilege escalatio...

Important: Red Hat Security Advisory: OpenShift Container Platform 4.21.29 security and extras update

Red Hat OpenShift Container Platform release 4.21.29 is now available with updates to packages and images that fix several bugs. This release includes a security update for Red Hat OpenShift Container Platform 4.21. Red Hat Product Security has rated this update as having a security impact of...

MiracleLinux 8 : osbuild-composer-101.5-1.el8_10.ML.1 (AXSA:2026-1558:08)

The remote MiracleLinux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the AXSA:2026-1558:08 advisory. google.golang.org/grpc/grpc-go: google.golang.org/grpc/authz: gRPC-Go: Authorization bypass due to improper HTTP/2 path validation CVE-2026-33186...

CVE-2026-56862

A flaw was found in the crypto/tls package, part of golang. A malicious client can exploit this vulnerability by continuously sending KeyUpdate messages to a server. This forces the server to perform indefinite key derivation operations, leading to resource exhaustion and a Denial of Service DoS...

GO-2025-4193 vulnerabilities

Vulnerabilities for packages: flux-source-controller, slsa-verifier, zarf, tekton-chains, kots, portieris-fips, kyverno-fips, ratify-fips, skopeo, vexctl, falco-no-driver, falcoctl, portieris, flux-source-controller-fips, kyverno-policy-reporter-plugins-kyverno, image-factory-fips,...

GO-2026-5885 vulnerabilities

Vulnerabilities for packages: zarf, kubescape, opentofu, tw, cilium-cli, helm-operator, kubescape-operator, helm-mapkubeapis, kargo, linkerd2, argo-cd, ratify, kyverno-notation-aws, xeol, k8sgpt, cert-manager-cmctl, oras, helm-push, kube-arangodb, kots, consul-k8s, falcoctl, argocd-image-updater,...

crypto/tls: golang: Golang crypto/tls: Denial of Service via indefinite KeyUpdate messages

A flaw was found in the crypto/tls package, part of golang. A malicious client can exploit this vulnerability by continuously sending KeyUpdate messages to a server. This forces the server to perform indefinite key derivation operations, leading to resource exhaustion and a Denial of Service DoS...

crypto/tls: golang: Golang crypto/tls: Denial of Service via indefinite KeyUpdate messages

A flaw was found in the crypto/tls package, part of golang. A malicious client can exploit this vulnerability by continuously sending KeyUpdate messages to a server. This forces the server to perform indefinite key derivation operations, leading to resource exhaustion and a Denial of Service DoS...