Heap-based buffer overflow in NTFS-3G - #VU152939
Published: September 30, 2026
Vulnerability identifier: #VU152939
CSH Severity: Low
CVSS v4: 2.1 [CVSS:4.0/AV:L/AC:H/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N]
CVE-ID: N/A
CWE-ID: CWE-122
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a local attacker to compromise the target system.
The vulnerability exists due to a boundary error in the ntfs_mapping_pairs_decompress_i() function in runlist.c file. A local attacker can pass specially crafted data to the application, trigger a heap-based buffer overflow and cause subsequent read and write operations to access unintended locations.
Affected software
NTFS-3G
Remediation
Install updates from vendor's website.
NTFS-3G - update to 2026.9.18