This page tracks the Debian fix status. The vulnerability itself is described on the main CVE page. View CVE-2026-58045 →

DEBIAN-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

Debian:12 nodejs

[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}]

Debian:13 nodejs

[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}]

Debian:14 nodejs

[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"24.19.0+dfsg+~cs24.13.3-1"}]}]

References

advisory security-tracker.debian.org