---
date: '2024-04-03T14:16:00.934Z'
category: release
title: Node.js 20.12.1 (LTS)
layout: blog-post
author: Rafael Gonzaga
---

## 2024-04-03, Version 20.12.1 'Iron' (LTS), @RafaelGSS

This is a security release

### Notable Changes

- CVE-2024-27983 - Assertion failed in node::http2::Http2Session::\~Http2Session() leads to HTTP/2 server crash- (High)
- CVE-2024-27982 - HTTP Request Smuggling via Content Length Obfuscation - (Medium)
- llhttp version 9.2.1
- undici version 5.28.4

### Commits

- \[[`bd8f10a257`](https://github.com/nodejs/node/commit/bd8f10a257)] - **deps**: update undici to v5.28.4 (Matteo Collina) [nodejs-private/node-private#576](https://github.com/nodejs-private/node-private/pull/576)
- \[[`5e34540a96`](https://github.com/nodejs/node/commit/5e34540a96)] - **http**: do not allow OBS fold in headers by default (Paolo Insogna) [nodejs-private/node-private#557](https://github.com/nodejs-private/node-private/pull/557)
- \[[`ba1ae6d188`](https://github.com/nodejs/node/commit/ba1ae6d188)] - **src**: ensure to close stream when destroying session (Anna Henningsen) [nodejs-private/node-private#561](https://github.com/nodejs-private/node-private/pull/561)

Windows 32-bit Installer: https://nodejs.org/dist/v20.12.1/node-v20.12.1-x86.msi \
Windows 64-bit Installer: https://nodejs.org/dist/v20.12.1/node-v20.12.1-x64.msi \
Windows ARM 64-bit Installer: https://nodejs.org/dist/v20.12.1/node-v20.12.1-arm64.msi \
Windows 32-bit Binary: https://nodejs.org/dist/v20.12.1/win-x86/node.exe \
Windows 64-bit Binary: https://nodejs.org/dist/v20.12.1/win-x64/node.exe \
Windows ARM 64-bit Binary: https://nodejs.org/dist/v20.12.1/win-arm64/node.exe \
macOS 64-bit Installer: https://nodejs.org/dist/v20.12.1/node-v20.12.1.pkg \
macOS Apple Silicon 64-bit Binary: https://nodejs.org/dist/v20.12.1/node-v20.12.1-darwin-arm64.tar.gz \
macOS Intel 64-bit Binary: https://nodejs.org/dist/v20.12.1/node-v20.12.1-darwin-x64.tar.gz \
Linux 64-bit Binary: https://nodejs.org/dist/v20.12.1/node-v20.12.1-linux-x64.tar.xz \
Linux PPC LE 64-bit Binary: https://nodejs.org/dist/v20.12.1/node-v20.12.1-linux-ppc64le.tar.xz \
Linux s390x 64-bit Binary: https://nodejs.org/dist/v20.12.1/node-v20.12.1-linux-s390x.tar.xz \
AIX 64-bit Binary: https://nodejs.org/dist/v20.12.1/node-v20.12.1-aix-ppc64.tar.gz \
ARMv7 32-bit Binary: https://nodejs.org/dist/v20.12.1/node-v20.12.1-linux-armv7l.tar.xz \
ARMv8 64-bit Binary: https://nodejs.org/dist/v20.12.1/node-v20.12.1-linux-arm64.tar.xz \
Source Code: https://nodejs.org/dist/v20.12.1/node-v20.12.1.tar.gz \
Other release files: https://nodejs.org/dist/v20.12.1/ \
Documentation: https://nodejs.org/docs/v20.12.1/api/

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