Security Warnings

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Classification
These posts contain security warnings, including digital loopholes, electronic attacks, technical updates, and they are classified base on the level of severity.

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ubuntu Updates

36

Warning Date: 21 October, 2021

Severity Level ● Medium

Warning Number: 2021-3714

Target Sector: All

Description:

ubuntu has released security updates to address several vulnerabilities in the following products:

  • Linux kernel
    • Ubuntu 18.04 LTS
    • Ubuntu 16.04 ESM
    • Ubuntu 14.04 ESM
    • Ubuntu 20.04 LTS
  • Linux kernel (OEM)
    • Ubuntu 20.04 LTS

Threats:

Attacker could exploit these vulnerabilities by doing the following:

  • Execute arbitrary code
  • Sensitive information disclosure
  • Denial of service attack (DoS)

Best practice and Recommendations:

The CERT team encourages users to review ubuntu security advisory and apply the necessary updates:

Last updated at 21 October, 2021

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