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.
Published:
2026-10-07
Score:
n/a
EPSS:
n/a
KEV:
No
Impact:
n/a
Action:
n/a
Analysis
No analysis available yet.
Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).
| Vendor | Product | Default status | Versions | ||||||
|---|---|---|---|---|---|---|---|---|---|
| n/a | n/a | affected |
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No data.
No data.
No data available yet.
Remediation
No remediation available yet.
Tracking
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Advisories
| Source | ID | Title |
|---|---|---|
 Debian DSA |
DSA-6389-1 | ntfs-3g security update |
 Ubuntu USN |
USN-8554-1 | NTFS-3G vulnerabilities |
References
History
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 |
|
Subscriptions
No data.
MITRE
Status: PUBLISHED
Assigner: mitre
Published:
Updated: 2026-10-07T13:59:52.361Z
Reserved: 2026-04-29T00:00:00.000Z
Link: CVE-2026-42617
Vulnrichment
No data.
NVD
Status : Awaiting Analysis
Published: 2026-10-07T14:17:09.587
Modified: 2026-10-07T14:47:21.140
Link: CVE-2026-42617
Redhat
No data.
OpenCVE Enrichment
No data.
Weaknesses
No weakness.