CVE-2026-31480

A flaw was found in the Linux kernel. A local attacker or a user with specific privileges could exploit a race condition during CPU hotplug operations, specifically when using the 'osnoise' tracing feature. This vulnerability can lead to a system deadlock, rendering the system unresponsive and...

Unity Linux 20.1070a Security Update: kernel (UTSA-2026-013779)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-013779 advisory. In the Linux kernel, the following vulnerability has been resolved: tracing/osnoise: Do not unregister events twice Nicolas reported that using: trace-cmd record -e...

UBUNTU-CVE-2024-46788

In the Linux kernel, the following vulnerability has been resolved: tracing/osnoise: Use a cpumask to know what threads are kthreads The startkthread and stopthread code was not always called with the interfacelock held. This means that the kthread variable could be unexpectedly changed causing t...

DEBIAN-CVE-2022-48848

In the Linux kernel, the following vulnerability has been resolved: tracing/osnoise: Do not unregister events twice Nicolas reported that using: trace-cmd record -e all -M 10 -p osnoise --poll Resulted in the following kernel warning: ------------ cut here ------------ WARNING: CPU: 0 PID: 1217 a...

PT-2022-7508

Name of the Vulnerable Software and Affected Versions Linux kernel versions prior to 5.17.0-rc6-next-20220307-nico+ 19 Description The issue is related to the tracing/osnoise component of the Linux kernel, where an attempt to unregister an unregistered tracepoint results in a kernel warning. This...