---
cve: "CVE-2025-64118"
severity: "MEDIUM"
cvss: 6.1
epss: "13%"
vendor: "isaacs"
kev: false
exploited: false
published: "2025-10-30 18:15:33"
tags: [cve, security, medium]
source: tsecurity.de CVE-Dossier
exported: "2026-09-10T09:09:07+02:00"
---

# CVE-2025-64118

> 6.1 MEDIUM · 🧪 PoC

## Beschreibung

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.

## CVSS-Vektor

```
CVSS:4.0/AV:L/AC:H/AT:P/PR:L/UI:P/VC:H/VI:L/VA:L/SC:H/SI:H/SA:H
```

| Metrik | Wert | Bewertung |
|---|---|---|
| AV Angriffsvektor | Lokal | good |
| AC Komplexität | Hoch | good |
| PR Privilegien | Gering | warn |

## Patch verfügbar (OSV)

- 5330eb04bc43014f216e5c271b40d5c00d45224d (Commit)

## Referenzen

- <https://github.com/isaacs/node-tar/security/advisories/GHSA-29xp-372q-xqph>
- <https://github.com/isaacs/node-tar/issues/445>
- <https://github.com/isaacs/node-tar/pull/446>
- <https://github.com/isaacs/node-tar/commit/5330eb04bc43014f216e5c271b40d5c00d45224d>

---
_Exportiert aus dem [tsecurity.de CVE-Dossier](https://tsecurity.de/cve?cve=CVE-2025-64118) · Datenquellen: EUVD (ENISA), NVD, OSV, CISA KEV, FIRST EPSS, Exploit-DB, BSI BITS_