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Red Hat OpenShift: CVE-2018-20784: kernel: infinite loop in update_blocked_averages() in kernel/sched/fair.c leading to denial of service

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Red Hat OpenShift: CVE-2018-20784: kernel: infinite loop in update_blocked_averages() in kernel/sched/fair.c leading to denial of service

Severity
8
CVSS
(AV:N/AC:L/Au:N/C:P/I:P/A:P)
Published
02/22/2019
Created
12/30/2020
Added
12/29/2020
Modified
12/29/2020

Description

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

Solution(s)

  • linuxrpm-upgrade-redhat-coreos

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