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Ubuntu 22.10: USN-5886-1 Moderate: Intel Microcode Escalation Risks

ubuntu
Calendar Grey February 27, 2023
Dist Ubuntu Esm H88
Remedies for Intel Microcode vulnerabilities in various Ubuntu distributions, minimizing chances of exploits and safeguarding sensitive data.
Several security issues were fixed in Intel Microcode.

Summary

Topics%20covered

Topics Covered

security advisory privilege escalation Ubuntu information disclosure Intel Microcode

Update Instructions

The problem can be corrected by updating your system to the following package versions: Ubuntu 22.10: intel-microcode 3.20230214.0ubuntu0.22.10.1 Ubuntu 22.04 LTS: intel-microcode 3.20230214.0ubuntu0.22.04.1 Ubuntu 20.04 LTS: intel-microcode 3.20230214.0ubuntu0.20.04.1 Ubuntu 18.04 LTS: intel-microcode 3.20230214.0ubuntu0.18.04.1 Ubuntu 16.04 ESM: intel-microcode 3.20230214.0ubuntu0.16.04.1+esm1 This update uses a new upstream release, which includes additional bug fixes. After a standard system update you need to reboot your computer to make all the necessary changes.

References

https://ubuntu.com/security/notices/USN-5886-1

CVE-2022-21216, CVE-2022-33196, CVE-2022-33972, CVE-2022-38090

Severity
important
Lowest
Low
Medium
High
Critical

February 27, 2023

Topics%20covered

Topics Covered

security advisory privilege escalation Ubuntu information disclosure Intel Microcode

Package Information

https://launchpad.net/ubuntu/+source/intel-microcode/3.20230214.0ubuntu0.22.10.1 https://launchpad.net/ubuntu/+source/intel-microcode/3.20230214.0ubuntu0.22.04.1 https://launchpad.net/ubuntu/+source/intel-microcode/3.20230214.0ubuntu0.20.04.1 https://launchpad.net/ubuntu/+source/intel-microcode/3.20230214.0ubuntu0.18.04.1

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