--- title: 'USN-8049-1: Nova vulnerability | Ubuntu security notices' description: Ubuntu is an open source software operating system that runs from the desktop, to the cloud, to all your internet connected things. url: https://ubuntu.com/security/notices/USN-8049-1 --- 1. [Ubuntu Security Notices](https://ubuntu.com/security/notices) 2. USN-8049-1 --- # USN-8049-1: Nova vulnerability Publication date 17 February 2026 Overview Nova could be made to destroy data. Releases [25.10](https://ubuntu.com/security/notices?release=questing) [24.04 LTS](https://ubuntu.com/security/notices?release=noble) [22.04 LTS](https://ubuntu.com/security/notices?release=jammy) --- Open side navigation ## Packages * [nova](https://ubuntu.com/security/cves?package=nova) - OpenStack Compute cloud infrastructure ## Details Dan Smith discovered that Nova incorrectly called qemu-img without a format restriction when resizing disks. An attacker could possibly use this issue to destroy data on the host system. ## Update instructions In general, a standard system update will make all the necessary changes. [Learn more about how to get the fixes.](https://ubuntu.com/security/cves/about#security) The problem can be corrected by updating your system to the following package versions: | Ubuntu Release | Package Version | | --- | --- | | 25.10 questing | [nova-common](https://launchpad.net/ubuntu/+source/nova) –  [3:32.0.0-0ubuntu1.1](https://launchpad.net/ubuntu/+source/nova/3:32.0.0-0ubuntu1.1) | | | | [python3-nova](https://launchpad.net/ubuntu/+source/nova) –  [3:32.0.0-0ubuntu1.1](https://launchpad.net/ubuntu/+source/nova/3:32.0.0-0ubuntu1.1) | | | | 24.04 LTS noble | [nova-common](https://launchpad.net/ubuntu/+source/nova) –  [3:29.2.0-0ubuntu1.3](https://launchpad.net/ubuntu/+source/nova/3:29.2.0-0ubuntu1.3) | | | | [python3-nova](https://launchpad.net/ubuntu/+source/nova) –  [3:29.2.0-0ubuntu1.3](https://launchpad.net/ubuntu/+source/nova/3:29.2.0-0ubuntu1.3) | | | | 22.04 LTS jammy | [nova-common](https://launchpad.net/ubuntu/+source/nova) –  [3:25.2.1-0ubuntu2.10](https://launchpad.net/ubuntu/+source/nova/3:25.2.1-0ubuntu2.10) | | | | [python3-nova](https://launchpad.net/ubuntu/+source/nova) –  [3:25.2.1-0ubuntu2.10](https://launchpad.net/ubuntu/+source/nova/3:25.2.1-0ubuntu2.10) | | | --- ### Reduce your security exposure Ubuntu Pro provides ten-year security coverage to 25,000+ packages in Main and Universe repositories, and it is free for up to five machines. [Get Ubuntu Pro](https://ubuntu.com/pro) ## References * [CVE-2026-24708](https://ubuntu.com/security/CVE-2026-24708)