USN-8388-1: Linux kernel vulnerabilities
Affected Software
1 affected component
Canonical Ubuntu Linux kernel
Event History
Jun 5, 2026
Advisory Published
via Ubuntu·08:52 PM
Data Sourced
via Ubuntu·08:52 PM
DescriptionAffected Software
Child vulnerabilities
Contains the following vulnerabilities.
Frequently Asked Questions
1
What are the main vulnerabilities addressed in USN-8388-1?
USN-8388-1 addresses the Linux kernel vulnerabilities identified as CVE-2026-46333, CVE-2026-46300, and CVE-2026-43503.
2
What is the severity of USN-8388-1?
The severity of USN-8388-1 is rated at 55, indicating a significant security concern in the Linux kernel.
3
How do I fix the vulnerabilities in USN-8388-1?
To fix the vulnerabilities in USN-8388-1, you should update your Ubuntu system to the latest kernel version provided by Canonical.
4
Are there any known exploits for the vulnerabilities in USN-8388-1?
Currently, there are no public reports of active exploits for the vulnerabilities addressed in USN-8388-1.
5
What systems are affected by USN-8388-1?
USN-8388-1 affects systems running the Canonical Ubuntu Linux kernel that have not been updated to the patched version.