Buffer overflow in N/a
CVE-2026-42618
In NTFS-3G before 2026.7.7, a heap buffer overflow exists in ntfs_decompress() in compress.c that allows an attacker to corrupt one byte of 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.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.1 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H.
EPSS exploit prediction
No EPSS score from FIRST.org yet. New CVEs usually get one within a few days; no score means no signal yet, not low risk. How EPSS works.
Weakness classification (CWE)
References
Frequently asked questions
- What is CVE-2026-42618?
- CVE-2026-42618 is a high-severity vulnerability in N/a, classified under Heap-based Buffer Overflow. CVSS score: 7.1/10. Published 2026-10-07.
- How severe is CVE-2026-42618?
- High severity. CVSS v3 base score is 7.1 out of 10.