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Ubuntu 22.04 LTS USN-5856-1 Critical: Kernel DoS and Execution Threats

ubuntu
Calendar Grey February 9, 2023
Dist Ubuntu Esm H88
Essential vulnerabilities addressed in Ubuntu LTS concerning linux-oem-6.1. Urgent patches required to mitigate potential execution threats.
Several security issues were fixed in the Linux kernel.

Summary

Update Instructions

The problem can be corrected by updating your system to the following package versions: Ubuntu 22.04 LTS: linux-image-6.1.0-1006-oem 6.1.0-1006.6 linux-image-oem-22.04c 6.1.0.1006.6 After a standard system update you need to reboot your computer to make all the necessary changes. ATTENTION: Due to an unavoidable ABI change the kernel updates have been given a new version number, which requires you to recompile and reinstall all third party kernel modules you might have installed. Unless you manually uninstalled the standard kernel metapackages (e.g. linux-generic, linux-generic-lts-RELEASE, linux-virtual, linux-powerpc), a standard system upgrade will automatically perform this as well.

References

https://ubuntu.com/security/notices/USN-5856-1

CVE-2022-1048, CVE-2022-3424, CVE-2023-0179

Severity
critical
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Low
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Critical

February 09, 2023

Package Information

https://launchpad.net/ubuntu/+source/linux-oem-6.1/6.1.0-1006.6

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