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CentOS Linux: CVE-2022-1789: Important: kernel-rt security and bug fix update (Multiple Advisories)

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CentOS Linux: CVE-2022-1789: Important: kernel-rt security and bug fix update (Multiple Advisories)

Severity
7
CVSS
(AV:L/AC:M/Au:N/C:C/I:C/A:C)
Published
06/02/2022
Created
05/15/2023
Added
05/15/2023
Modified
05/25/2023

Description

With shadow paging enabled, the INVPCID instruction results in a call to kvm_mmu_invpcid_gva. If INVPCID is executed with CR0.PG=0, the invlpg callback is not set and the result is a NULL pointer dereference.

Solution(s)

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

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