========================================================================== Ubuntu Security Notice USN-8049-1 February 17, 2026
nova vulnerability ========================================================================== A security issue affects these releases of Ubuntu and its derivatives: - Ubuntu 25.10 - Ubuntu 24.04 LTS - Ubuntu 22.04 LTS Summary: Nova could be made to destroy data. Software Description: - 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: The problem can be corrected by updating your system to the following package versions: Ubuntu 25.10 nova-common 3:32.0.0-0ubuntu1.1 python3-nova 3:32.0.0-0ubuntu1.1 Ubuntu 24.04 LTS nova-common 3:29.2.0-0ubuntu1.3 python3-nova 3:29.2.0-0ubuntu1.3 Ubuntu 22.04 LTS nova-common 3:25.2.1-0ubuntu2.10 python3-nova 3:25.2.1-0ubuntu2.10 In general, a standard system update will make all the necessary changes. References: https://ubuntu.com/security/notices/USN-8049-1 CVE-2026-24708 Package Information: https://launchpad.net/ubuntu/+source/nova/3:32.0.0-0ubuntu1.1 https://launchpad.net/ubuntu/+source/nova/3:29.2.0-0ubuntu1.3 https://launchpad.net/ubuntu/+source/nova/3:25.2.1-0ubuntu2.10
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