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.
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:*:*:*:*:*:*:*:* |
Wed, 07 Oct 2026 16:00:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Title | Heap Buffer Overflow in ntfs_decompress() Enables Privilege Escalation via SUID-root ntfs-3g | |
| First Time appeared |
Tuxera
Tuxera ntfs-3g |
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| Vendors & Products |
Tuxera
Tuxera ntfs-3g |
Wed, 07 Oct 2026 15:30:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Weaknesses | CWE-122 CWE-193 |
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| Metrics |
cvssV3_1
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Wed, 07 Oct 2026 14:00:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Description | 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. | |
| References |
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Status: PUBLISHED
Assigner: mitre
Published: 2026-10-07T00:00:00.000Z
Updated: 2026-10-07T14:31:31.878Z
Reserved: 2026-04-29T00:00:00.000Z
Link: CVE-2026-42618
Updated: 2026-10-07T14:23:14.532Z
Status : Analyzed
Published: 2026-10-07T14:17:09.740
Modified: 2026-10-08T19:09:07.243
Link: CVE-2026-42618
No data.