CVE-2021-39256

7.8 highEPSS 0.5%

High (7.8). EPSS 0.5% chance of exploitation in the next 30 days.

A crafted NTFS image can cause a heap-based buffer overflow in ntfs_inode_lookup_by_name in NTFS-3G < 2021.8.22.

Severity

7.8 high

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS: 0.5% chance of exploitation in the next 30 days; higher than 39% of CVEs (scores of 2026-10-31)
CWEs: CWE-787, CWE-20
Published: 2021-09-07
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19