Multiple vulnerabilities were identified in Linux Kernel. A remote attacker could exploit some of these vulnerabilities to trigger denial of service condition, elevation of privilege, remote code execution, sensitive information disclosure, data manipulation and security restriction bypass on the targeted system.

• Linux kernel updates that solve 21 vulnerabilities in Ubuntu 21.10 and Ubuntu 20.04 LTS – USN-5337-1;
• Linux kernel updates that solve 13 vulnerabilities in Ubuntu 20.04 LTS and Ubuntu 18.04 LTS – USN-5338-1;
• Linux kernel updates that solve 6 vulnerabilities in Ubuntu 18.04 LTS, Ubuntu 16.04 ESM and Ubuntu 14.04 ESM – USN-5339-1;
• Linux kernel updates that solve 45 vulnerabilities in Ubuntu 16.04 ESM and Ubuntu 14.04 ESM – USN-5343-1.