CVE-2025-64118

NPM Tar < 7.5.2 - Race Condition

Title source: rule

Description

node-tar is a Tar for Node.js. In 7.5.1, using .t (aka .list) with { sync: true } to read tar entry contents returns uninitialized memory contents if tar file was changed on disk to a smaller size while being read. This vulnerability is fixed in 7.5.2.

Scores

EPSS 0.0001
EPSS Percentile 0.4%

Classification

CWE
CWE-367 CWE-362
Status draft

Affected Products (1)

npm/tar < 7.5.2npm

Timeline

Published Oct 30, 2025
Tracked Since Feb 18, 2026