This page tracks the Alpine Linux fix status. The vulnerability itself is described on the main CVE page.
View CVE-2026-58045 →
ALPINE-CVE-2026-58045
A flaw in Node.js allows a spoofed `TypedArray` `byteLength` to trigger a reachable assertion in the synchronous `node:zlib` APIs, causing the entire...
Original description
The description as published by the source.
A flaw in Node.js allows a spoofed TypedArray byteLength to trigger a reachable assertion in the synchronous node:zlib APIs, causing the entire process to crash. All 11 synchronous zlib functions are affected.
Repeated exploitation of this condition can result in a denial of service.
This vulnerability affects Node.js 22.x, 24.x, and 26.x.
Source: OSV.dev (Open Source Vulnerabilities) OSV
Affected packages
Alpine:v3.21
nodejs
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"22.23.2-r0"}]}]
Alpine:v3.22
nodejs
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"22.23.2-r0"}]}]
Alpine:v3.23
nodejs
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"24.18.1-r0"}]}]
Alpine:v3.24
nodejs
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"24.18.1-r0"}]}]
References
- advisory security.alpinelinux.org