Resource Exhaustion Affecting nodejs:22/v8-12.4-devel package, versions <3:12.4.254.21-1.22.23.2.1.module+el9.8.0+24709+804d6b5b


Severity

Recommended
0.0
high
0
10

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.5% (41st percentile)

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  • Snyk IDSNYK-RHEL9-NODEJS-19498724
  • published2 Sept 2026
  • disclosed4 Aug 2026

Introduced: 4 Aug 2026

CVE-2026-56846  (opens in a new tab)
CWE-400  (opens in a new tab)

How to fix?

Upgrade RHEL:9 nodejs:22/v8-12.4-devel to version 3:12.4.254.21-1.22.23.2.1.module+el9.8.0+24709+804d6b5b or higher.
This issue was patched in RHSA-2026:61383.

NVD Description

Note: Versions mentioned in the description apply only to the upstream nodejs:22/v8-12.4-devel package and not the nodejs:22/v8-12.4-devel package as distributed by RHEL. See How to fix? for RHEL:9 relevant fixed versions and status.

A flaw in Node.js HTTP/2 handling can cause HTTP/2 retained header blocks evade maxSessionMemory and enable remote memory exhaustion.

This vulnerability affects Node.js 24.x and 22.x.

CVSS Base Scores

version 3.1