7.5Alta

CVE-2026-33814Infinite loop in HTTP/2 transport when given bad SETTINGS_MAX_FRAME_SIZE in net/http/internal/http2 in golang.org/x/net

golang.org/x/net golang.org/x/net/http2; Go standard library net/http; Red Hat Red Hat Enterprise Linux 10; Red Hat Red Hat Enterprise Linux 10.0 Extended Upda… Publicada: 2026-05-07 22:41 (hace 6 meses)

Descripción

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.

Debilidad (CWE): CWE-835 CWE-606

Datos: CVE.org, NVD, CISA KEV, FIRST EPSS, Ubuntu. Se publican tal como los indican las fuentes, en inglés.

Productos y versiones afectados

Fabricante	Producto	Versiones
acm	2.16	—
cluster observability operator	1.5	—
Go standard library	net/http	< 1.25.10, 1.26.0-0 – < 1.26.3
golang	go	< 1.25.10
golang	http2	< 0.53.0
golang.org/x/net	golang.org/x/net/http2	< 0.53.0
multicluster engine	2.11	—
openshift	4.12	—
openshift	4.14	—
openshift	4.15	—
openshift	4.16	—
openshift	4.17	—
openshift	4.19	—
openshift	4.20	—
openshift	4.21	—
openshift	4.22	—
openshift ai	2.25	—
openshift ai	3.4	—
openshift api data protection	1.6	—
openshift data foundation	4.22	—
openshift distributed tracing	3.10	—
Red Hat	Cluster Observability Operator 1.5.0	all versions
Red Hat	multicluster engine for Kubernetes 2.11	all versions
Red Hat	OpenShift API for Data Protection 1.6	all versions
Red Hat	Red Hat Advanced Cluster Management for Kubernetes 2.16	all versions
Red Hat	Red Hat Enterprise Linux 10	all versions
Red Hat	Red Hat Enterprise Linux 10.0 Extended Update Support	all versions
Red Hat	Red Hat Enterprise Linux 8	all versions
Red Hat	Red Hat Enterprise Linux 9	all versions
Red Hat	Red Hat Enterprise Linux 9.2 Update Services for SAP Solutions	all versions
Red Hat	Red Hat Enterprise Linux 9.4 Update Services for SAP Solutions	all versions
Red Hat	Red Hat Enterprise Linux 9.6 Extended Update Support	all versions
Red Hat	Red Hat Hardened Images	all versions
Red Hat	Red Hat OpenShift AI 2.25	all versions
Red Hat	Red Hat OpenShift AI 3.4	all versions
Red Hat	Red Hat OpenShift Container Platform 4.12	all versions
Red Hat	Red Hat OpenShift Container Platform 4.14	all versions
Red Hat	Red Hat OpenShift Container Platform 4.15	all versions
Red Hat	Red Hat OpenShift Container Platform 4.16	all versions
Red Hat	Red Hat OpenShift Container Platform 4.19	all versions
Red Hat	Red Hat OpenShift Container Platform 4.20	all versions
Red Hat	Red Hat OpenShift Container Platform 4.21	all versions
Red Hat	Red Hat OpenShift Container Platform 4.22	all versions
service mesh	3.0	—
service mesh	3.1	—
service mesh	3.2	—
service mesh	3.3	—
workload availability far	0.8	—
workload availability mdr	0.7	—
workload availability nhc	0.12	—
workload availability nmo	5.7	—
workload availability sbr	0.3	—
workload availability snr	0.13	—

Referencias y parches

Coincidencias CPE (NVD) (3)

cpe:2.3:a:golang:go:*:*:*:*:*:*:*:* < 1.25.10
cpe:2.3:a:golang:go:*:*:*:*:*:*:*:* ≥ 1.26.0 < 1.26.3
cpe:2.3:a:golang:http2:*:*:*:*:*:go:*:* < 0.53.0

Puntuación CVSS

7.5Alta

Fuente: CISA-ADP · CVSS 3.1

Vector de ataque: Red
Complejidad: Baja
Privilegios: Ninguno
Interacción del usuario: Ninguna
Alcance: Sin cambio
Confidencialidad: Ninguno
Integridad: Ninguno
Disponibilidad: Alto

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

Todas las puntuaciones (5)

CISA-ADP	CVSS 3.1	7.5Alta
redhat-SADP	CVSS 3.1	7.5Alta
nvd	CVSS 3.1	7.5Alta
134c704f-9b21-4f2e-91b3-4a467353bcc0	CVSS 3.1	7.5Alta
0b0ca135-0b70-47e7-9f44-1890c2a1c46c	CVSS 3.1	7.5Alta

EPSS (probabilidad de explotación en 30 días)

0.84%

superior al 58 % de todas las CVE

Evaluación de CISA (SSVC)

Explotación: none
Automatizable: yes
Impacto técnico: partial

Cronología

ID reservado2026-03-23
Publicada2026-05-07 22:41
Llegó a IP-DB2026-10-24 23:41
Última actualización2026-10-26 23:10

Asignada por (CNA): Go
Estado en NVD: Modified

Ver en la fuente: CVE.org · NVD

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