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Red Hat: CVE-2021-3543: Important: kernel security and bug fix update (Multiple Advisories)

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Red Hat: CVE-2021-3543: Important: kernel security and bug fix update (Multiple Advisories)

Severity
7
CVSS
(AV:L/AC:L/Au:N/C:C/I:C/A:C)
Published
06/01/2021
Created
06/03/2021
Added
06/02/2021
Modified
06/14/2021

Description

A flaw null pointer dereference in the Nitro Enclaves kernel driver was found in the way that Enclaves VMs forces closures on the enclave file descriptor. A local user of a host machine could use this flaw to crash the system or escalate their privileges on the system.

Solution(s)

  • redhat-upgrade-kernel
  • redhat-upgrade-kernel-rt

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