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Ubuntu: (Multiple Advisories) (CVE-2023-21264): Linux kernel vulnerabilities

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Ubuntu: (Multiple Advisories) (CVE-2023-21264): Linux kernel vulnerabilities

Severity
4
CVSS
(AV:L/AC:M/Au:N/C:P/I:P/A:P)
Published
08/14/2023
Created
09/20/2023
Added
09/20/2023
Modified
11/01/2023

Description

In multiple functions of mem_protect.c, there is a possible way to access hypervisor memory due to a memory access check in the wrong place. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation.

Solution(s)

  • ubuntu-upgrade-linux-image-6-2-0-1005-starfive
  • ubuntu-upgrade-linux-image-6-2-0-1010-ibm
  • ubuntu-upgrade-linux-image-6-2-0-1011-nvidia
  • ubuntu-upgrade-linux-image-6-2-0-1011-nvidia-64k
  • ubuntu-upgrade-linux-image-6-2-0-1012-aws
  • ubuntu-upgrade-linux-image-6-2-0-1012-azure
  • ubuntu-upgrade-linux-image-6-2-0-1012-azure-fde
  • ubuntu-upgrade-linux-image-6-2-0-1012-oracle
  • ubuntu-upgrade-linux-image-6-2-0-1013-kvm
  • ubuntu-upgrade-linux-image-6-2-0-1013-lowlatency
  • ubuntu-upgrade-linux-image-6-2-0-1013-lowlatency-64k
  • ubuntu-upgrade-linux-image-6-2-0-1013-raspi
  • ubuntu-upgrade-linux-image-6-2-0-1014-gcp
  • ubuntu-upgrade-linux-image-6-2-0-33-generic
  • ubuntu-upgrade-linux-image-6-2-0-33-generic-64k
  • ubuntu-upgrade-linux-image-6-2-0-33-generic-lpae
  • ubuntu-upgrade-linux-image-aws
  • ubuntu-upgrade-linux-image-azure
  • ubuntu-upgrade-linux-image-azure-fde
  • ubuntu-upgrade-linux-image-gcp
  • ubuntu-upgrade-linux-image-generic
  • ubuntu-upgrade-linux-image-generic-64k
  • ubuntu-upgrade-linux-image-generic-64k-hwe-22-04
  • ubuntu-upgrade-linux-image-generic-hwe-22-04
  • ubuntu-upgrade-linux-image-generic-lpae
  • ubuntu-upgrade-linux-image-generic-lpae-hwe-22-04
  • ubuntu-upgrade-linux-image-ibm
  • ubuntu-upgrade-linux-image-kvm
  • ubuntu-upgrade-linux-image-lowlatency
  • ubuntu-upgrade-linux-image-lowlatency-64k
  • ubuntu-upgrade-linux-image-lowlatency-64k-hwe-22-04
  • ubuntu-upgrade-linux-image-lowlatency-hwe-22-04
  • ubuntu-upgrade-linux-image-nvidia-6-2
  • ubuntu-upgrade-linux-image-nvidia-64k-6-2
  • ubuntu-upgrade-linux-image-nvidia-64k-hwe-22-04
  • ubuntu-upgrade-linux-image-nvidia-hwe-22-04
  • ubuntu-upgrade-linux-image-oracle
  • ubuntu-upgrade-linux-image-raspi
  • ubuntu-upgrade-linux-image-raspi-nolpae
  • ubuntu-upgrade-linux-image-starfive
  • ubuntu-upgrade-linux-image-virtual
  • ubuntu-upgrade-linux-image-virtual-hwe-22-04

References

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