Linux kernel Sched DoS

The vulnerability of the sched/scs components in Linux operating systems is related to the lack of memory release after the effective lifespan of these components has ended. Exploiting this vulnerability can allow an attacker to cause a service failure...

CVE-2021-47553

In the Linux kernel, the following vulnerability has been resolved: sched/scs: Reset task stack state in bringupcpu To hot unplug a CPU, the idle task on that CPU calls a few layers of C code before finally leaving the kernel. When KASAN is in use, poisoned shadow is left around for each of the...

PT-2024-9046

Name of the Vulnerable Software and Affected Versions: Linux kernel affected versions not specified Description: The issue is related to the Linux kernel's sched/scs component, where a stale state can be left after a CPU is offlined and then onlined back into the kernel. This stale state can caus...

CVE-2021-47553: Use of Uninitialized Resource

In the Linux kernel, the following vulnerability has been resolved: sched/scs: Reset task stack state in bringupcpu To hot unplug a CPU, the idle task on that CPU calls a few layers of C code before finally leaving the kernel. When KASAN is in use, poisoned shadow is left around for each of the...