CVE-2026-46570
Tuxera ntfs-3g: heap buffer overflow
- Risk score
- 49/100
- CVSS
- 8.1 v3.1
- Exploit chance (30 days)
- 0.1%
- Published
- 7 Oct 2026
Open in the live forecast Today's forecast
What to know
- What it is
- In NTFS-3G before 2026.7.7, a heap buffer overflow exists in ntfs_index_walk_down() in libntfs-3g/index.c that allows an attacker to corrupt heap memory in the SUID-root ntfs-3g binary by crafting a malicious NTFS image. The overflow is triggered by reading the special crafted file metadata.
- Affected
- Tuxera ntfs-3g before 2026.7.7
- Fix
- Upgrade Tuxera ntfs-3g to 2026.7.7 or later.
- Exploitation
- No known exploitation
Why it is Yellow
- CVSS 8.1 high
References
Original description
In NTFS-3G before 2026.7.7, a heap buffer overflow exists in ntfs_index_walk_down() in libntfs-3g/index.c that allows an attacker to corrupt heap memory in the SUID-root ntfs-3g binary by crafting a malicious NTFS image. The overflow is triggered by reading the special crafted file metadata.
Last activity 7 Oct 2026. Patch Forecast updates every hour.