243 matches found
Astra Linux - уязвимость в linux-5.10
In the Linux kernel, the following vulnerabilities have been resolved: - For cgroup and freezer: The requirement to hold cpuhotpluglock before freezermutex has been removed. - syzbot reports a circular locking dependency between cpuhotpluglock and freezermutex. To address this, the commit...
Astra Linux - уязвимость в linux-5.10
In the Linux kernel, the following vulnerability has been resolved: sched/scs: Resetting the task stack state in bringupcpu When a CPU is hot-plugged, the idle task on that CPU calls several layers of C code before finally leaving the kernel. When KASAN is in use, a “poisoned” shadow is left behi...
Astra Linux - уязвимость в linux-5.10, linux-6.1, linux, linux-5.15
In the Linux kernel, the following vulnerability has been resolved: s390/cpumsf: Handling of CPU hotplug removal during sampling The handling of CPU hotplug removal triggers the following function calls: CPUHPAPPERFS390SFONLINE -- s390pmusfofflinecpu ... CPUHPAPPERFONLINE -- perfeventexitcpu The...
Astra Linux - уязвимость в linux, linux-5.15, linux-5.10
In the Linux kernel, the following vulnerabilities have been resolved: Firmware: armsdei: Fixed a bug where sleep operations occurred from an invalid context. Running a preempt-rt v6.2-rc3-rt1 based kernel on an Ampere Altra Triggers: - Bug: Sleeping function called from an invalid context at...
Astra Linux - уязвимость в linux-5.15, linux-6.1
In the Linux kernel, the following vulnerability has been resolved: riscv: prevent ptregs corruption for secondary idle threads Top of the kernel thread stack should be reserved for ptregs. However this is not the case for the idle threads of the secondary boot harts. Their stacks overlap with...
Astra Linux - уязвимость в linux-5.10, linux-5.15
In the Linux kernel, the following vulnerability has been resolved: coresight: trbe: remove the cpuhp instance node before removing the cpuhp state The functions cpuhpstateaddinstance and cpuhpstateremoveinstance should be used in pairs. Otherwise, a warning will be issued during the...
Astra Linux - уязвимость в linux-6.1
In the Linux kernel, the following vulnerability has been resolved: hrtimers: Force migrate away hrtimers queued after CPUHPAPHRTIMERSDYING hrtimers are migrated away from the dying CPU to any online target at the CPUHPAPHRTIMERSDYING stage in order not to delay bandwidth timers handling tasks...
Astra Linux - уязвимость в linux-6.1
In the Linux kernel, the following vulnerability has been resolved: drivers/perf: hisi: using cpuhpstateremoveinstancenocalls instead of cpuhpstateremoveinstance so that the notifications do not execute after the PMU device has been unregistered. When removing the ‘hisihns3’ PMU, we accidentally...
Astra Linux - уязвимость в linux-6.1
In the Linux kernel, the following vulnerabilities have been resolved: x86/fpu: Keep xfdstate synchronized with MSRIA32XFD. The commits 672365477ae8 "x86/fpu: Update XFD state where required" and 8bf26758ca96 "x86/fpu: Add XFD state to fpstate" introduced a per-CPU variable xfdstate to maintain t...
Astra Linux - уязвимость в linux-5.10
In the Linux kernel, the following vulnerability has been resolved: Tracing: Fixed a potential deadlock in CPU hotplug with osnoise. The following sequence may lead to a deadlock in CPU hotplug: task1 task2 task3 ----- ----- ----- mutexlock&interfacelock CPU GOING OFFLINE cpuswritelock;...
Astra Linux - уязвимость в linux-5.15
In the Linux kernel, the following vulnerability has been resolved: scsi: qla2xxx: Fix crash when I/O abort times out While performing CPU hotplug, a crash with the following stack was seen: Call Trace: qla24xxprocessresponsequeue+0x42a/0x970 qla2xxx qla2x00startnvmemq+0x3a2/0x4b0 qla2xxx...
Astra Linux - уязвимость в linux-5.10, linux-6.1
In the Linux kernel, the following vulnerability has been resolved: cpu/hotplug: Do not offline the last non-isolated CPU. If a system has isolated CPUs via the “isolcpus=” command-line parameter, then attempting to offline the last housekeeping CPU will result in a WARNON message when rebuilding...
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
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...
PT-2026-34385
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 ----- ----- ----- mutex lock&interface lock CPU GOING OFFLINE cpus write lock; osnoise cpu di...