Uncaught Exception Affecting nodejs:22/nodejs-libs package, versions <1:22.22.2-1.module+el9.7.0+24157+8ddb2461


Severity

Recommended
0.0
high
0
10

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.13% (33rd percentile)

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  • Snyk IDSNYK-RHEL9-NODEJS-15578857
  • published15 Mar 2026
  • disclosed12 Mar 2026

Introduced: 12 Mar 2026

CVE-2026-1528  (opens in a new tab)
CWE-248  (opens in a new tab)

How to fix?

Upgrade RHEL:9 nodejs:22/nodejs-libs to version 1:22.22.2-1.module+el9.7.0+24157+8ddb2461 or higher.
This issue was patched in RHSA-2026:7302.

NVD Description

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

ImpactA server can reply with a WebSocket frame using the 64-bit length form and an extremely large length. undici's ByteParser overflows internal math, ends up in an invalid state, and throws a fatal TypeError that terminates the process.

Patches

Patched in the undici version v7.24.0 and v6.24.0. Users should upgrade to this version or later.

CVSS Base Scores

version 3.1