| Name | CVE-2026-56136 |
| Description | In NTFS-3G through 2026.2.25, an out-of-bounds read exists in ntfs_ir_nill() in libntfs-3g/index.c that allows an attacker to read possibly confidential information in an ntfs-3g process by crafting a malicious NTFS image. This read operation is triggered by creation of a file with a crafted name. |
| Source | CVE (at NVD; CERT, ENISA, LWN, oss-sec, fulldisc, Debian ELTS, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
| References | DSA-6389-1 |
| Debian Bugs | 1142144 |
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|---|---|---|
| ntfs-3g (PTS) | bullseye | 1:2017.3.23AR.3-4+deb11u4 | vulnerable |
| bullseye (security) | 1:2017.3.23AR.3-4+deb11u5 | vulnerable | |
| bookworm, bookworm (security) | 1:2022.10.3-1+deb12u3 | vulnerable | |
| trixie | 1:2022.10.3-5+deb13u1 | vulnerable | |
| trixie (security) | 1:2022.10.3-5+deb13u2 | fixed | |
| forky, sid | 1:2026.7.7-2 | fixed |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|---|---|---|---|---|---|
| ntfs-3g | source | experimental | 1:2026.7.7-1 | |||
| ntfs-3g | source | trixie | 1:2022.10.3-5+deb13u2 | DSA-6389-1 | ||
| ntfs-3g | source | (unstable) | 1:2026.7.7-2 | 1142144 |
https://github.com/tuxera/ntfs-3g/security/advisories/GHSA-r66g-c39x-cw95
https://www.openwall.com/lists/oss-security/2026/07/15/6