CVE-2022-40284

Severity: high (CVSS 7.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.4% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2022-11-06 · updated 2026-06-17
Weakness: CWE-120

Description

A buffer overflow was discovered in NTFS-3G before 2022.10.3. Crafted metadata in an NTFS image can cause code execution. A local attacker can exploit this if the ntfs-3g binary is setuid root. A physically proximate attacker can exploit this if NTFS-3G software is configured to execute upon attachment of an external storage device.

Affected products

Debian Linux: 10.0
Fedoraproject Fedora: 35, 36, 37
Tuxera NTFS-3G: before 2022.10.3 — fixed in 2022.10.3

How to fix

Upgrade to a fixed version: Tuxera NTFS-3G 2022.10.3. Check the vendor advisory for mitigations.

References

http://www.openwall.com/lists/oss-security/2022/10/31/2
https://github.com/tuxera/ntfs-3g/releases
https://lists.debian.org/debian-lts-announce/2022/11/msg00029.html
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/2BOQ7YLFT43KLXEN3EB6CS4DP635RJWP/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/IA2D4PYOR7ABI7BWBMMMYKY2OPHTV2NI/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/UGDKGXA4R2ZVUQ3CT4D4YGTFMNZQA7HW/
https://security.gentoo.org/glsa/202301-01
http://www.openwall.com/lists/oss-security/2022/10/31/2
https://github.com/tuxera/ntfs-3g/releases
https://lists.debian.org/debian-lts-announce/2022/11/msg00029.html
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/2BOQ7YLFT43KLXEN3EB6CS4DP635RJWP/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/IA2D4PYOR7ABI7BWBMMMYKY2OPHTV2NI/

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