Multiple Vulnerabilities Discovered in Ubuntu’s Linux Kernel

Ubuntu users are urged to take notice as several vulnerabilities have been uncovered in the Linux kernel of Ubuntu. These vulnerabilities pose various risks, including remote code execution, data integrity breaches, and data confidentiality violations.

Key Details:

  • Reference: CERTFR-2023-AVI-0704
  • Initial Release Date: September 1, 2023
  • Latest Update Date: September 1, 2023
  • Sources: Security Bulletins from Ubuntu

Affected Systems:

The vulnerabilities impact a range of Ubuntu versions, including:

  • Ubuntu 14.04 ESM
  • Ubuntu 16.04 ESM
  • Ubuntu 18.04 ESM
  • Ubuntu 20.04 LTS
  • Ubuntu 22.04 LTS
  • Ubuntu 23.04


Multiple vulnerabilities have been unearthed within Ubuntu’s Linux kernel. Some of these vulnerabilities empower attackers to execute arbitrary code remotely, compromise data integrity, and breach data confidentiality. Given the diverse nature of these vulnerabilities, it is imperative for Ubuntu users to address them promptly.


The recommended course of action is to refer to the security bulletins provided by Ubuntu’s official sources for obtaining the necessary patches and updates. This is essential to mitigate the risks associated with these vulnerabilities.

Documentation and Resources:

For detailed information and access to the security bulletins, please visit the following links:

References to CVEs:

These vulnerabilities have been assigned Common Vulnerabilities and Exposures (CVE) references:

Ubuntu users are strongly encouraged to take immediate action to secure their systems by applying the provided patches and updates.