CVE-2026-46571
It was discovered that NTFS-3G had a heap buffer overflow when reading certain NTFS images. A local attacker could possibly use this issue to execute arbitrary code. (CVE-2026-42616) It was discovered that NTFS-3G had multiple heap buffer overflows when processing certain NTFS images. A local attacker could possibly use these issues to execute arbitrary code. (CVE-2026-42617, CVE-2026-42618, CVE-2026-46569, CVE-2026-46570, CVE-2026-46572, CVE-2026-56135) It was discovered that NTFS-3G had out-of-bounds reads when processing certain NTFS images. A local attacker could possibly use these issues to obtain sensitive information. (CVE-2026-46571, CVE-2026-56136)
CSIRTS triage
- What
- NTFS-3G has multiple vulnerabilities including heap buffer overflows and out-of-bounds reads.
- Who is affected
- Local attackers can exploit these vulnerabilities in NTFS-3G to execute arbitrary code or obtain sensitive information.
- Urgency
- The urgency is unclear, but the potential for arbitrary code execution is significant.
- Action
- Users should monitor for updates and apply patches as they become available.
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Advisory coverage (2)
- unknownUSN-8554-1: NTFS-3G vulnerabilitiesubuntu · 2026-07-16
- unknownDSA-6389-1 ntfs-3g - security updatedebian · 2026-07-15
External references
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