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Multiple Vulnerabilities Found in NTFS-3G Driver Affecting Ubuntu Systems

Multiple Vulnerabilities Found in NTFS-3G Driver Affecting Ubuntu Systems

First seen 16 Jul 2026, 16:12 UTC • •
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ThreatCluster AI
ThreatCluster •July 17, 2026 at 14:34 UTC
  • •Multiple vulnerabilities in NTFS-3G could allow local code execution and information disclosure.
  • •Affected CVEs include CVE-2026-42616, CVE-2026-42617, and others, with various impacts.
  • •Users are urged to update their systems to the latest package versions to address these issues.

On July 16, 2026, Ubuntu released USN-8554-1, detailing several vulnerabilities in the NTFS-3G driver. The vulnerabilities include heap buffer overflows and out-of-bounds reads, which could allow local attackers to execute arbitrary code or obtain sensitive information. Specifically, CVE-2026-42616 identifies a single heap buffer overflow, while CVEs 2026-42617, 2026-42618, 2026-46569, 2026-46570, 2026-46572, and 2026-56135 indicate multiple heap buffer overflows. Additionally, CVEs 2026-46571 and 2026-56136 pertain to out-of-bounds reads. Affected systems include Ubuntu 26.04 LTS and earlier versions. Users are advised to update their systems to mitigate these vulnerabilities.

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Updated 65d ago How this analysis works

Timeline

2026-07-16
USN-8554-1 released
Ubuntu announced multiple vulnerabilities in the NTFS-3G driver affecting local security, with specific CVEs listed.
Ubuntu
2026-07-16
Linuxsecurity article published
Linuxsecurity reported on the vulnerabilities in NTFS-3G, summarizing the risks and affected systems.
Linuxsecurity

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