CVE-2026-33814

HighCVSS 7.5/10Last modified Oct 26, 2026

Description

When processing HTTP/2 SETTINGS frames, transport will enter an infinite loop of writing CONTINUATION frames if it receives a SETTINGS_MAX_FRAME_SIZE with a value of 0.

Metrics

CVSS 3.1 7.5/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Weakness enumeration

CWE-835CWE-606

Affected software

VendorProductVersions
golang.org/x/netgolang.org/x/net/http2< 0.53.0
Go standard librarynet/http< 1.25.10; >= 1.26.0-0, < 1.26.3
Red HatRed Hat Enterprise Linux 10—
Red HatRed Hat Enterprise Linux 10.0 Extended Update Support—
Red HatRed Hat Enterprise Linux 8—
Red HatRed Hat Enterprise Linux 9—
Red HatRed Hat Enterprise Linux 9.2 Update Services for SAP Solutions—
Red HatRed Hat Enterprise Linux 9.4 Update Services for SAP Solutions—
Red HatRed Hat Enterprise Linux 9.6 Extended Update Support—
Red HatRed Hat OpenShift Container Platform 4.16—
Red HatRed Hat OpenShift Container Platform 4.19—
Red HatRed Hat OpenShift Container Platform 4.20—
Red HatRed Hat OpenShift Container Platform 4.21—
Red HatRed Hat OpenShift Container Platform 4.21—
Red HatRed Hat OpenShift Container Platform 4.22—
Red HatRed Hat OpenShift Container Platform 4.22—
Red HatCluster Observability Operator 1.5.0—
Red HatCluster Observability Operator 1.5.0—
Red HatCluster Observability Operator 1.5.0—
Red HatCluster Observability Operator 1.5.0—
Red HatCluster Observability Operator 1.5.0—
Red HatCluster Observability Operator 1.5.0—
Red HatCluster Observability Operator 1.5.0—
Red HatCluster Observability Operator 1.5.0—
Red HatCluster Observability Operator 1.5.0—
Red Hatmulticluster engine for Kubernetes 2.11—
Red Hatmulticluster engine for Kubernetes 2.11—
Red HatOpenShift API for Data Protection 1.6—
Red HatRed Hat Advanced Cluster Management for Kubernetes 2.16—
Red HatRed Hat Hardened Images—
Red HatRed Hat Hardened Images—
Red HatRed Hat OpenShift AI 2.25—
Red HatRed Hat OpenShift AI 2.25—
Red HatRed Hat OpenShift AI 2.25—
Red HatRed Hat OpenShift AI 2.25—
Red HatRed Hat OpenShift AI 2.25—
Red HatRed Hat OpenShift AI 2.25—
Red HatRed Hat OpenShift AI 2.25—
Red HatRed Hat OpenShift AI 2.25—
Red HatRed Hat OpenShift AI 2.25—
Red HatRed Hat OpenShift AI 3.4—
Red HatRed Hat OpenShift AI 3.4—
Red HatRed Hat OpenShift AI 3.4—
Red HatRed Hat OpenShift AI 3.4—
Red HatRed Hat OpenShift AI 3.4—
Red HatRed Hat OpenShift AI 3.4—
Red HatRed Hat OpenShift AI 3.4—
Red HatRed Hat OpenShift AI 3.4—
Red HatRed Hat OpenShift AI 3.4—
Red HatRed Hat OpenShift AI 3.4—

References

Timeline

Published
May 7, 2026
Last modified
Oct 26, 2026
NVD status
Modified

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CVE-2026-33814: High severity, CVSS 7.5 | Vulnix