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. A security vulnerability exists in the Linux kernel that stems from setting freecpus only for the online run queue, which could result in an incorrect CPU state...

SUSE CVE-2021-47209

In the Linux kernel, the following vulnerability has been resolved: sched/fair: Prevent dead task groups from regaining cfsrq's Kevin is reporting crashes which point to a use-after-free of a cfsrq in updateblockedaverages. Initial debugging revealed that we've live cfsrq's onlist=1 in an about t...

Linux Distros Unpatched Vulnerability : CVE-2021-47209

"The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - In the Linux kernel, the following vulnerability has been resolved: sched/fair: Prevent dead task groups from regaining cfsrq's Kevin is reporting crashes whic...

SUSE CVE-2025-21919

In the Linux kernel, the following vulnerability has been resolved: sched/fair: Fix potential memory corruption in childcfsrqonlist childcfsrqonlist attempts to convert a 'prev' pointer to a cfsrq. This 'prev' pointer can originate from struct rq's leafcfsrqlist, making the conversion invalid and...

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. A security vulnerability exists in the Linux kernel that stems from the schedfork function opening up competition with system calls by not placing tasks in the run queue...

UBUNTU-CVE-2021-47209

In the Linux kernel, the following vulnerability has been resolved: sched/fair: Prevent dead task groups from regaining cfsrq's Kevin is reporting crashes which point to a use-after-free of a cfsrq in updateblockedaverages. Initial debugging revealed that we've live cfsrq's onlist=1 in an about t...

DEBIAN-CVE-2018-20784

In the Linux kernel before 4.20.2, kernel/sched/fair.c mishandles leaf cfsrq's, which allows attackers to cause a denial of service infinite loop in updateblockedaverages or possibly have unspecified other impact by inducing a high load...