Improper Null Termination Affecting nodejs22-npm package, versions <1:10.9.8-1.22.23.1.1.amzn2023.0.1


Severity

Recommended
high

Based on Amazon Linux security rating.

Threat Intelligence

EPSS
0.32% (25th percentile)

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  • Snyk IDSNYK-AMZN2023-NODEJS22NPM-17888407
  • published8 Jul 2026
  • disclosed26 Jun 2026

Introduced: 26 Jun 2026

CVE-2026-48930  (opens in a new tab)
CWE-170  (opens in a new tab)

How to fix?

Upgrade Amazon-Linux:2023 nodejs22-npm to version 1:10.9.8-1.22.23.1.1.amzn2023.0.1 or higher.
This issue was patched in ALAS2023-2026-1921.

NVD Description

Note: Versions mentioned in the description apply only to the upstream nodejs22-npm package and not the nodejs22-npm package as distributed by Amazon-Linux. See How to fix? for Amazon-Linux:2023 relevant fixed versions and status.

A flaw in Node.js TLS hostname handling can cause Embedded-nul hostnames can lead to silent authority rebinding due to c-string truncation in resolver bindings.

This vulnerability affects all supported release lines: Node.js 22, Node.js 24, and Node.js 26.

CVSS Base Scores

version 3.1