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Centos Linux: CVE-2021-4157: Important: kernel-rt security and bug fix update (Multiple Advisories)

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Centos Linux: CVE-2021-4157: Important: kernel-rt security and bug fix update (Multiple Advisories)

Severity
7
CVSS
(AV:A/AC:M/Au:S/C:C/I:C/A:C)
Published
03/25/2022
Created
05/14/2022
Added
05/13/2022
Modified
05/13/2022

Description

An out of memory bounds write flaw (1 or 2 bytes of memory) in the Linux kernel NFS subsystem was found in the way users use mirroring (replication of files with NFS). A user, having access to the NFS mount, could potentially use this flaw to crash the system or escalate privileges on the system.

Solution(s)

  • centos-upgrade-kernel
  • centos-upgrade-kernel-rt

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