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Oracle Linux: (CVE-2018-20784) ELSA-2019-1959: kernel security, bug fix, and enhancement update

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Oracle Linux: (CVE-2018-20784) ELSA-2019-1959: kernel security, bug fix, and enhancement update

Severity
8
CVSS
(AV:N/AC:L/Au:N/C:P/I:P/A:P)
Published
02/22/2019
Created
07/23/2020
Added
07/21/2020
Modified
11/23/2022

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)

  • oracle-linux-upgrade-kernel

References

  • ELSA-2019-1959
  • USN-4115-1
  • USN-4115-2
  • USN-4118-1
  • USN-4211-1
  • USN-4211-2
  • CVE-2018-20784
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