In NTFS-3G before 2026.7.7, a heap buffer overflow exists in ntfs_ir_to_ib() in 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 extending a directory, e.g., by creating a file.
Metrics
Affected Vendors & Products
References
History
Thu, 08 Oct 2026 19:15:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| CPEs | cpe:2.3:a:tuxera:ntfs-3g:*:*:*:*:*:*:*:* |
Thu, 08 Oct 2026 00:45:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Title | Heap Buffer Overflow in NTFS-3G SUID-root Binary Leading to Root Privilege Escalation |
Wed, 07 Oct 2026 23:00:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Title | Heap Buffer Overflow in ntfs‑3g Allows Root Privilege Escalation | |
| Weaknesses | CWE-285 |
Wed, 07 Oct 2026 21:30:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Metrics |
cvssV3_1
|
Wed, 07 Oct 2026 17:00:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Title | Heap Buffer Overflow in ntfs‑3g Allows Root Privilege Escalation | |
| Weaknesses | CWE-122 CWE-285 |
Wed, 07 Oct 2026 16:00:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| First Time appeared |
Tuxera
Tuxera ntfs-3g |
|
| Vendors & Products |
Tuxera
Tuxera ntfs-3g |
Wed, 07 Oct 2026 14:15:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Description | In NTFS-3G before 2026.7.7, a heap buffer overflow exists in ntfs_ir_to_ib() in 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 extending a directory, e.g., by creating a file. | |
| References |
|
Status: PUBLISHED
Assigner: mitre
Published: 2026-10-07T00:00:00.000Z
Updated: 2026-10-07T20:24:32.227Z
Reserved: 2026-04-29T00:00:00.000Z
Link: CVE-2026-42617
Updated: 2026-10-07T20:24:26.027Z
Status : Analyzed
Published: 2026-10-07T14:17:09.587
Modified: 2026-10-08T19:09:12.637
Link: CVE-2026-42617
No data.