Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: cgroup, freezer: Hold cpuhotpluglock before freezermutex. syzbot reports a circular locking dependency between cpuhotpluglock and freezermutex. To address this issue, commit f5d39b020809 “freezer,sched: Rewrite core freezer...

tracing: Fix potential deadlock in cpu hotplug with osnoise

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SUSE CVE-2026-31480

In the Linux kernel, the following vulnerability has been resolved: tracing: Fix potential deadlock in cpu hotplug with osnoise The following sequence may leads deadlock in cpu hotplug: task1 task2 task3 ----- ----- ----- mutexlock&interfacelock CPU GOING OFFLINE cpuswritelock; osnoisecpudie;...

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...

EUVD-2026-24839

In the Linux kernel, the following vulnerability has been resolved: tracing: Fix potential deadlock in cpu hotplug with osnoise The following sequence may leads deadlock in cpu hotplug: task1 task2 task3 ----- ----- ----- mutexlock&interfacelock CPU GOING OFFLINE cpuswritelock; osnoisecpudie;...

CVE-2026-31480

In the Linux kernel, the following vulnerability has been resolved: tracing: Fix potential deadlock in cpu hotplug with osnoise The following sequence may leads deadlock in cpu hotplug: task1 task2 task3 ----- ----- ----- mutexlock&interfacelock CPU GOING OFFLINE cpuswritelock; osnoisecpudie;...

CVE-2026-31480 tracing: Fix potential deadlock in cpu hotplug with osnoise

In the Linux kernel, the following vulnerability has been resolved: tracing: Fix potential deadlock in cpu hotplug with osnoise The following sequence may leads deadlock in cpu hotplug: task1 task2 task3 ----- ----- ----- mutexlock&interfacelock CPU GOING OFFLINE cpuswritelock; osnoisecpudie;...

CVE-2026-31480

CVE-2026-31480 concerns a Linux kernel deadlock in CPU hotplug when tracing with osnoise. The vulnerability arises from a lock-ordering issue: a mutex_lock on interface_lock is taken while osnoise_sleep() and subsequent actions hold cpu hotplug state, followed by cpus_read_lock(), which can cause...

Unity Linux 20.1070a Security Update: kernel (UTSA-2026-013689)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-013689 advisory. In the Linux kernel, the following vulnerability has been resolved: drivers/perf: hisi: use cpuhpstateremoveinstancenocalls for hisihns3pmu uninit process When teari...

Unity Linux 20.1070a Security Update: kernel (UTSA-2026-013523)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-013523 advisory. In the Linux kernel, the following vulnerability has been resolved: perf: hisi: Fix use-after-free when register pmu fails When we fail to register the uncore pmu, t...

Linux Distros Unpatched Vulnerability : CVE-2026-31480

"The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - tracing: Fix potential deadlock in cpu hotplug with osnoise The following sequence may leads deadlock in cpu hotplug: task1 task2 task3 ----- ----- -----...

PT-2026-34385

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A potential deadlock exists in the tracing component during CPU hotplug operations involving osnoise. The issue occurs when a specific sequence of events involving mutex lock&interface...

Unity Linux 20.1070e Security Update: kernel (UTSA-2026-013144)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-013144 advisory. In the Linux kernel, the following vulnerability has been resolved: firmware: armsdei: Fix sleep from invalid context BUG Running a preempt-rt v6.2-rc3-rt1 based...

Unity Linux 20.1070e Security Update: kernel (UTSA-2026-010896)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-010896 advisory. In the Linux kernel, the following vulnerability has been resolved: drivers/perf: hisi: use cpuhpstateremoveinstancenocalls for hisihns3pmu uninit process When teari...

Unity Linux 20.1060a / 20.1070a Security Update: kernel (UTSA-2026-006989)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-006989 advisory. In the Linux kernel, the following vulnerability has been resolved: perf/smmuv3: Fix hotplug callback leak in armsmmupmuinit armsmmupmuinit won't remove the callback...

Unity Linux 20.1070e Security Update: kernel (UTSA-2026-005555)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-005555 advisory. In the Linux kernel, the following vulnerability has been resolved: coresight: trbe: remove cpuhp instance node before remove cpuhp state cpuhpstateaddinstance and...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: hrtimers: Timers queued after CPUHPAPHRTIMERSDYING are forced to be migrated away from the dying CPU to any online target. This is done to avoid delaying bandwidth timer handling tasks related to CPU hotplug progress. However,...

Security update for the Linux Kernel (Live Patch 22 for SUSE Linux Enterprise 15 SP5)

This update for the SUSE Linux Enterprise kernel 5.14.21-150500.55.91 fixes various security issues The following security issues were fixed: CVE-2022-50327: ACPI: processor: idle: Check acpifetchacpidev return value bsc1254451. CVE-2022-50409: net: If sock is dead don't access sock's skwq in...

SUSE-SU-2026:0246-1 Security update for the Linux Kernel (Live Patch 22 for SUSE Linux Enterprise 15 SP5)

This update for the SUSE Linux Enterprise kernel 5.14.21-150500.55.91 fixes various security issues The following security issues were fixed: - CVE-2022-50327: ACPI: processor: idle: Check acpifetchacpidev return value bsc1254451. - CVE-2022-50409: net: If sock is dead don't access sock's skwq in...

Azure Linux 3.0 Security Update: kernel (CVE-2024-49976)

The version of kernel installed on the remote Azure Linux 3.0 host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the CVE-2024-49976 advisory. - In the Linux kernel, the following vulnerability has been resolved: tracing/timerlat: Drop interfacelock in...