USN-8874-1: sg3_utils vulnerability

Publication date

6 October 2026

Overview

sg3_utils could be made to run programs as an administrator if it received specially crafted input.


Packages

  • sg3-utils - Utilities for devices using the SCSI command set

Details

Shaomin Chen discovered that sg3_utils did not properly sanitize device
identification data. An attacker could possibly use this issue to
execute arbitrary commands.

Shaomin Chen discovered that sg3_utils did not properly sanitize device
identification data. An attacker could possibly use this issue to
execute arbitrary commands.

Update instructions

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

Learn more about how to get the fixes.

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

Ubuntu Release Package Version
26.04 LTS resolute sg3-utils –  1.48-3ubuntu3.2
sg3-utils-udev –  1.48-3ubuntu3.2
24.04 LTS noble sg3-utils –  1.46-3ubuntu4.1
sg3-utils-udev –  1.46-3ubuntu4.1
22.04 LTS jammy sg3-utils –  1.46-1ubuntu0.22.04.2
sg3-utils-udev –  1.46-1ubuntu0.22.04.2
20.04 LTS focal sg3-utils –  1.44-1ubuntu2+esm1  
sg3-utils-udev –  1.44-1ubuntu2+esm1  
18.04 LTS bionic sg3-utils –  1.42-2ubuntu1.18.04.2+esm1  
sg3-utils-udev –  1.42-2ubuntu1.18.04.2+esm1  
16.04 LTS xenial sg3-utils –  1.40-0ubuntu1+esm1  
sg3-utils-udev –  1.40-0ubuntu1+esm1  
14.04 LTS trusty sg3-utils –  1.36-1ubuntu1+esm1  

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