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.
{
"cna_assigner": "GitHub_M",
"cwe_ids": [
"CWE-362",
"CWE-367"
],
"osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/64xxx/CVE-2025-64118.json"
}