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Ubuntu: (Multiple Advisories) (CVE-2021-37576): Linux kernel (Azure) regression

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Ubuntu: (Multiple Advisories) (CVE-2021-37576): Linux kernel (Azure) regression

Severity
7
CVSS
(AV:L/AC:L/Au:N/C:C/I:C/A:C)
Published
07/26/2021
Created
09/30/2021
Added
09/28/2021
Modified
03/24/2022

Description

arch/powerpc/kvm/book3s_rtas.c in the Linux kernel through 5.13.5 on the powerpc platform allows KVM guest OS users to cause host OS memory corruption via rtas_args.nargs, aka CID-f62f3c20647e.

Solution(s)

  • ubuntu-upgrade-linux-image-4-15-0-1028-dell300x
  • ubuntu-upgrade-linux-image-4-15-0-1081-oracle
  • ubuntu-upgrade-linux-image-4-15-0-1100-kvm
  • ubuntu-upgrade-linux-image-4-15-0-1109-gcp
  • ubuntu-upgrade-linux-image-4-15-0-1112-aws
  • ubuntu-upgrade-linux-image-4-15-0-1113-snapdragon
  • ubuntu-upgrade-linux-image-4-15-0-1124-azure
  • ubuntu-upgrade-linux-image-4-15-0-159-generic
  • ubuntu-upgrade-linux-image-4-15-0-159-generic-lpae
  • ubuntu-upgrade-linux-image-4-15-0-159-lowlatency
  • ubuntu-upgrade-linux-image-5-11-0-1017-azure
  • ubuntu-upgrade-linux-image-5-11-0-1017-kvm
  • ubuntu-upgrade-linux-image-5-11-0-1019-aws
  • ubuntu-upgrade-linux-image-5-11-0-1019-azure
  • ubuntu-upgrade-linux-image-5-11-0-1019-oracle
  • ubuntu-upgrade-linux-image-5-11-0-1019-raspi
  • ubuntu-upgrade-linux-image-5-11-0-1019-raspi-nolpae
  • ubuntu-upgrade-linux-image-5-11-0-1020-gcp
  • ubuntu-upgrade-linux-image-5-11-0-37-generic
  • ubuntu-upgrade-linux-image-5-11-0-37-generic-64k
  • ubuntu-upgrade-linux-image-5-11-0-37-generic-lpae
  • ubuntu-upgrade-linux-image-5-11-0-37-lowlatency
  • ubuntu-upgrade-linux-image-5-4-0-1024-gkeop
  • ubuntu-upgrade-linux-image-5-4-0-1047-kvm
  • ubuntu-upgrade-linux-image-5-4-0-1053-gcp
  • ubuntu-upgrade-linux-image-5-4-0-1053-gke
  • ubuntu-upgrade-linux-image-5-4-0-1055-oracle
  • ubuntu-upgrade-linux-image-5-4-0-1057-aws
  • ubuntu-upgrade-linux-image-5-4-0-1059-azure
  • ubuntu-upgrade-linux-image-5-4-0-1061-azure
  • ubuntu-upgrade-linux-image-5-4-0-87-generic
  • ubuntu-upgrade-linux-image-5-4-0-87-generic-lpae
  • ubuntu-upgrade-linux-image-5-4-0-87-lowlatency
  • ubuntu-upgrade-linux-image-5-4-0-88-generic
  • ubuntu-upgrade-linux-image-5-4-0-88-generic-lpae
  • ubuntu-upgrade-linux-image-5-4-0-88-lowlatency
  • ubuntu-upgrade-linux-image-aws
  • ubuntu-upgrade-linux-image-aws-hwe
  • ubuntu-upgrade-linux-image-aws-lts-18-04
  • ubuntu-upgrade-linux-image-aws-lts-20-04
  • ubuntu-upgrade-linux-image-azure
  • ubuntu-upgrade-linux-image-azure-edge
  • ubuntu-upgrade-linux-image-azure-lts-18-04
  • ubuntu-upgrade-linux-image-azure-lts-20-04
  • ubuntu-upgrade-linux-image-dell300x
  • ubuntu-upgrade-linux-image-gcp
  • ubuntu-upgrade-linux-image-gcp-lts-18-04
  • ubuntu-upgrade-linux-image-gcp-lts-20-04
  • ubuntu-upgrade-linux-image-generic
  • ubuntu-upgrade-linux-image-generic-64k
  • ubuntu-upgrade-linux-image-generic-64k-hwe-20-04
  • ubuntu-upgrade-linux-image-generic-hwe-16-04
  • ubuntu-upgrade-linux-image-generic-hwe-18-04
  • ubuntu-upgrade-linux-image-generic-hwe-20-04
  • ubuntu-upgrade-linux-image-generic-lpae
  • ubuntu-upgrade-linux-image-generic-lpae-hwe-18-04
  • ubuntu-upgrade-linux-image-generic-lpae-hwe-20-04
  • ubuntu-upgrade-linux-image-gke
  • ubuntu-upgrade-linux-image-gke-5-4
  • ubuntu-upgrade-linux-image-gkeop
  • ubuntu-upgrade-linux-image-gkeop-5-4
  • ubuntu-upgrade-linux-image-kvm
  • ubuntu-upgrade-linux-image-lowlatency
  • ubuntu-upgrade-linux-image-lowlatency-hwe-16-04
  • ubuntu-upgrade-linux-image-lowlatency-hwe-18-04
  • ubuntu-upgrade-linux-image-lowlatency-hwe-20-04
  • ubuntu-upgrade-linux-image-oem
  • ubuntu-upgrade-linux-image-oem-20-04
  • ubuntu-upgrade-linux-image-oem-osp1
  • ubuntu-upgrade-linux-image-oracle
  • ubuntu-upgrade-linux-image-oracle-lts-18-04
  • ubuntu-upgrade-linux-image-oracle-lts-20-04
  • ubuntu-upgrade-linux-image-raspi
  • ubuntu-upgrade-linux-image-raspi-nolpae
  • ubuntu-upgrade-linux-image-snapdragon
  • ubuntu-upgrade-linux-image-snapdragon-hwe-18-04
  • ubuntu-upgrade-linux-image-virtual
  • ubuntu-upgrade-linux-image-virtual-hwe-16-04
  • ubuntu-upgrade-linux-image-virtual-hwe-18-04
  • ubuntu-upgrade-linux-image-virtual-hwe-20-04

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