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[USN-8192-1] NTFS-3G vulnerabilities

Posted on 21 April 2026
Ubuntu Security

==========================================================================Ubuntu Security Notice USN-8192-1
April 21, 2026

ntfs-3g vulnerabilities
==========================================================================
A security issue affects these releases of Ubuntu and its derivatives:

- Ubuntu 25.10
- Ubuntu 24.04 LTS
- Ubuntu 22.04 LTS

Summary:

Several security issues were fixed in NTFS-3G.

Software Description:
- ntfs-3g: read/write NTFS driver for FUSE

Details:

Jeffrey Bencteux discovered that NTFS-3G incorrectly handled certain UTF-8
sequences. An attacker could use this issue to cause NTFS-3G to crash,
resulting in a denial of service, or to execute arbitrary code. This issue
only affected Ubuntu 22.04 LTS and Ubuntu 24.04 LTS. (CVE-2023-52890)

Andrea Bocchetti discovered that NTFS-3G incorrectly handled certain
security descriptors. An attacker could use this issue to cause NTFS-3G to
crash, resulting in a denial of service, or to execute arbitrary code.
(CVE-2026-40706)

Update instructions:

The problem can be corrected by updating your system to the following
package versions:

Ubuntu 25.10
ntfs-3g 1:2022.10.3-5ubuntu0.25.10.1

Ubuntu 24.04 LTS
ntfs-3g 1:2022.10.3-1.2ubuntu3.1

Ubuntu 22.04 LTS
ntfs-3g 1:2021.8.22-3ubuntu1.3

In general, a standard system update will make all the necessary changes.

References:
https://ubuntu.com/security/notices/USN-8192-1
CVE-2023-52890, CVE-2026-40706

Package Information:
https://launchpad.net/ubuntu/+source/ntfs-3g/1:2022.10.3-5ubuntu0.25.10.1
https://launchpad.net/ubuntu/+source/ntfs-3g/1:2022.10.3-1.2ubuntu3.1
https://launchpad.net/ubuntu/+source/ntfs-3g/1:2021.8.22-3ubuntu1.3

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