SUSE CVE-2025-21657

In the Linux kernel, the following vulnerability has been resolved: schedext: Replace rqlock to rawspinrqlock in scxopsbypass scxopsbypass iterates all CPUs to re-enqueue all the scx tasks. For each CPU, it acquires a lock using rqlock regardless of whether a CPU is offline or the CPU is currentl...

DEBIAN-CVE-2025-21657

In the Linux kernel, the following vulnerability has been resolved: schedext: Replace rqlock to rawspinrqlock in scxopsbypass scxopsbypass iterates all CPUs to re-enqueue all the scx tasks. For each CPU, it acquires a lock using rqlock regardless of whether a CPU is offline or the CPU is currentl...

Linux kernel 安全漏洞

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. Linux kernel has a security vulnerability that stems from the use of an inappropriate lock in the scxopsbypass function in the schedext module. This could lead to unwanted...

SUSE CVE-2024-57891

In the Linux kernel, the following vulnerability has been resolved: schedext: Fix invalid irq restore in scxopsbypass While adding outer irqsave/restore locking, 0e7ffff1b811 "scx: Fix raciness in scxopsbypass" forgot to convert an inner rqunlockirqrestore to rqunlock which could re-enable IRQ...

UBUNTU-CVE-2024-57891

In the Linux kernel, the following vulnerability has been resolved: schedext: Fix invalid irq restore in scxopsbypass While adding outer irqsave/restore locking, 0e7ffff1b811 "scx: Fix raciness in scxopsbypass" forgot to convert an inner rqunlockirqrestore to rqunlock which could re-enable IRQ...

PT-2025-4338

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description The issue is related to the sched ext component in the Linux kernel, where the function scx ops bypass iterates over all CPUs to re-enqueue scx tasks. It acquires a lock using rq lock...

PT-2025-55060

Уязвимость функции scx ops bypass модуля kernel/sched/ext.c ядра операционной системы Linux связана с ошибками синхронизации при использовании общего ресурса. Эксплуатация уязвимости может позволить нарушителю вызвать отказ в обслуживании...