Multiple vulnerabilities in the Ubuntu Linux Kernel could allow a remote attacker to achieve denial of service, remote code execution, privilege escalation, security restriction bypass, or information disclosure. Affected systems include Ubuntu 20.04 LTS, 22.04 LTS, 24.04 LTS, 25.10, and 26.04 LTS. Administrators must apply the specific fixes provided in the linked Ubuntu security notices (USN-8488-1 through USN-8493-1).
Multiple vulnerabilities were identified in Ubuntu Linux Kernel. A remote attacker could exploit some of these vulnerabilities to trigger sensitive information disclosure, denial of service condition, remote code execution, security restriction bypass and elevation of privilege on the targeted system. Impact Denial of Service Remote Code Execution Elevation of Privilege Security Restriction Bypass Information Disclosure System / Technologies affected Ubuntu 20.04 LTS Ubuntu 22.04 LTS Ubuntu 24.04 LTS Ubuntu 25.10 Ubuntu 26.04 LTS Solutions Before installation of the software, please visit the vendor web-site for more details. Apply fixes issued by the vendor: https://ubuntu.com/security/notices/USN-8488-1 https://ubuntu.com/security/notices/USN-8489-1 https://ubuntu.com/security/notices/USN-8490-1 https://ubuntu.com/security/notices/USN-8491-1 https://ubuntu.com/security/notices/USN-8492-1 https://ubuntu.com/security/notices/USN-8493-1