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.
CVSS Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HCanonical Ubuntu
OSCanonical14.0416.0418.04Linux Kernel
OSLinux5.04.13 – 4.14.93 (excl.)4.19 – 4.19.15 (excl.)4.20 – 4.20.2 (excl.)Red Hat Enterprise Linux
OSRedhat8.0Red Hat Enterprise Linux For Real Time
OSRedhat8
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CHECK WITH VENDOR
No clear patch data available. Check vendor references.
Tags
DoS
CWE
References
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