CVE-2022-41723

golang.org/x/net/http2: avoid quadratic complexity in HPACK decoding

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Severity

Moderate

Red Hat Product Security

7.5

CVSS 3.1

Review impact separately from score.

Published · February 17, 2023

Updated · November 4, 2026

Description

A flaw was found in golang. A maliciously crafted HTTP/2 stream could cause excessive CPU consumption in the HPACK decoder, sufficient to cause a denial of service from a small number of requests.

Statement

Within OpenShift Container Platform, the maximum impact of this vulnerability is a denial of service against an individual container so the impact could not cascade across the entire infrastructure, this vulnerability is rated Moderate impact.

CVSS score applicability

The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.

Mitigation

No mitigation is specified in collected source.

CVSS / CWE

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

CWE-400 · Uncontrolled Resource Consumption