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CVE-2026-42616

7.8 high SSVC exploitation: none Modified
NVD · CVE.org

In NTFS-3G before 2026.7.7, a heap buffer overflow exists in cat() in ntfscat.c that allows an attacker to corrupt heap memory in the ntfscat binary by crafting a malicious NTFS image. The overflow is triggered by reading a file.

Fix

Microsoft's update · Important

  • Release Notes — azl3 ntfs-3g 2022.10.3-5 on Azure Linux 3.0 · build 2022.10.3-5

From the 2026-Oct release note of Microsoft's Security Update Guide, revised 2026-10-29.

Patch, vendor advisory and mitigation references on NVD 1

Every line above is quoted from NVD, CISA, Microsoft, the vendor's own advisory or DISA; nothing is generated.

Change history 3

  1. CwesCWE-787 → CWE-787, CWE-122NVD modified 2026-10-19 19:18
  2. StatusAnalyzed → ModifiedNVD modified 2026-10-19 19:18
  3. First seenCVSS 7.8 · tuxeraNVD modified 2026-10-08 19:09

Affected (CPE criteria) 1

  • cpe:2.3:a:tuxera:ntfs-3g:*:*:*:*:*:*:*:*

References 2