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Ubuntu 24.04 LTS: 7500-1 critical: Linux kernel update for Azure

Several security issues were fixed in the Linux kernel.. ========================================================================== Ubuntu Security Notice USN-7500-1 May 07, 2025 linux-azure vulnerabilities ========================================================================== A security issue affects these releases of Ubuntu and its derivatives: - Ubuntu 24.04 LTS Summary: Several security issues were fixed in the Linux kernel. Software Description: - linux-azure: Linux kernel for Microsoft Azure Cloud systems Details: Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems: - Bluetooth drivers; - Microsoft Azure Network Adapter (MANA) driver; (CVE-2025-21953, CVE-2024-56653) Update instructions: The problem can be corrected by updating your system to the following package versions: Ubuntu 24.04 LTS linux-image-6.8.0-1028-azure 6.8.0-1028.33 linux-image-6.8.0-1028-azure-fde 6.8.0-1028.33 linux-image-azure-fde-lts-24.04 6.8.0-1028.33 linux-image-azure-lts-24.04 6.8.0-1028.33 After a standard system update you need to reboot your computer to make all the necessary changes. ATTENTION: Due to an unavoidable ABI change the kernel updates have been given a new version number, which requires you to recompile and reinstall all third party kernel modules you might have installed. Unless you manually uninstalled the standard kernel metapackages (e.g. linux-generic, linux-generic-lts-RELEASE, linux-virtual, linux-powerpc), a standard system upgrade will automatically perform this as well. References: https://ubuntu.com/security/notices/USN-7500-1 CVE-2024-56653, CVE-2025-21953 Package Information: https://launchpad.net/ubuntu/+source/linux-azure/6.8.0-1028.33 . Multiple vulnerabilities in the Linux kernel impacting Azure addressed in Ubuntu 24.04 LTS. Upgrade your system today to ensure improved protection.. Ubuntu Linux Azure Cloud Kernel Security. .Severity: Critical. LinuxSecurity.com Team

May 07, 2025 •Critical Ubuntu