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Ubuntu: (Multiple Advisories) (CVE-2020-2732): Linux kernel vulnerabilities

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Ubuntu: (Multiple Advisories) (CVE-2020-2732): Linux kernel vulnerabilities

Severity
2
CVSS
(AV:A/AC:M/Au:S/C:P/I:N/A:N)
Published
02/24/2020
Created
03/19/2020
Added
03/17/2020
Modified
03/22/2023

Description

A flaw was discovered in the way that the KVM hypervisor handled instruction emulation for an L2 guest when nested virtualisation is enabled. Under some circumstances, an L2 guest may trick the L0 guest into accessing sensitive L1 resources that should be inaccessible to the L2 guest.

Solution(s)

  • ubuntu-upgrade-linux-image-4-15-0-1035-oracle
  • ubuntu-upgrade-linux-image-4-15-0-1055-gke
  • ubuntu-upgrade-linux-image-4-15-0-1056-kvm
  • ubuntu-upgrade-linux-image-4-15-0-1057-raspi2
  • ubuntu-upgrade-linux-image-4-15-0-1058-gcp
  • ubuntu-upgrade-linux-image-4-15-0-1063-aws
  • ubuntu-upgrade-linux-image-4-15-0-1074-azure
  • ubuntu-upgrade-linux-image-4-15-0-1074-snapdragon
  • ubuntu-upgrade-linux-image-4-15-0-1075-azure
  • ubuntu-upgrade-linux-image-4-15-0-1076-oem
  • ubuntu-upgrade-linux-image-4-15-0-91-generic
  • ubuntu-upgrade-linux-image-4-15-0-91-generic-lpae
  • ubuntu-upgrade-linux-image-4-15-0-91-lowlatency
  • ubuntu-upgrade-linux-image-4-4-0-1064-aws
  • ubuntu-upgrade-linux-image-4-4-0-1068-kvm
  • ubuntu-upgrade-linux-image-4-4-0-1104-aws
  • ubuntu-upgrade-linux-image-4-4-0-176-generic
  • ubuntu-upgrade-linux-image-4-4-0-176-generic-lpae
  • ubuntu-upgrade-linux-image-4-4-0-176-lowlatency
  • ubuntu-upgrade-linux-image-4-4-0-176-powerpc-e500mc
  • ubuntu-upgrade-linux-image-4-4-0-176-powerpc-smp
  • ubuntu-upgrade-linux-image-4-4-0-176-powerpc64-emb
  • ubuntu-upgrade-linux-image-4-4-0-176-powerpc64-smp
  • ubuntu-upgrade-linux-image-5-0-0-1013-oracle
  • ubuntu-upgrade-linux-image-5-0-0-1027-aws
  • ubuntu-upgrade-linux-image-5-0-0-1032-gke
  • ubuntu-upgrade-linux-image-5-0-0-1033-gcp
  • ubuntu-upgrade-linux-image-5-0-0-1035-azure
  • ubuntu-upgrade-linux-image-5-0-0-1043-oem-osp1
  • ubuntu-upgrade-linux-image-5-3-0-1011-oracle
  • ubuntu-upgrade-linux-image-5-3-0-1012-kvm
  • ubuntu-upgrade-linux-image-5-3-0-1013-aws
  • ubuntu-upgrade-linux-image-5-3-0-1014-gcp
  • ubuntu-upgrade-linux-image-5-3-0-1014-gke
  • ubuntu-upgrade-linux-image-5-3-0-1016-azure
  • ubuntu-upgrade-linux-image-5-3-0-1019-raspi2
  • ubuntu-upgrade-linux-image-5-3-0-42-generic
  • ubuntu-upgrade-linux-image-5-3-0-42-generic-lpae
  • ubuntu-upgrade-linux-image-5-3-0-42-lowlatency
  • ubuntu-upgrade-linux-image-5-3-0-42-snapdragon
  • ubuntu-upgrade-linux-image-aws
  • ubuntu-upgrade-linux-image-aws-edge
  • ubuntu-upgrade-linux-image-aws-hwe
  • ubuntu-upgrade-linux-image-aws-lts-18-04
  • ubuntu-upgrade-linux-image-azure
  • ubuntu-upgrade-linux-image-azure-edge
  • ubuntu-upgrade-linux-image-gcp
  • ubuntu-upgrade-linux-image-gcp-edge
  • ubuntu-upgrade-linux-image-generic
  • ubuntu-upgrade-linux-image-generic-hwe-16-04
  • ubuntu-upgrade-linux-image-generic-hwe-18-04
  • ubuntu-upgrade-linux-image-generic-lpae
  • ubuntu-upgrade-linux-image-generic-lpae-hwe-16-04
  • ubuntu-upgrade-linux-image-generic-lpae-hwe-18-04
  • ubuntu-upgrade-linux-image-generic-lpae-lts-xenial
  • ubuntu-upgrade-linux-image-generic-lts-xenial
  • ubuntu-upgrade-linux-image-gke
  • ubuntu-upgrade-linux-image-gke-4-15
  • ubuntu-upgrade-linux-image-gke-5-0
  • ubuntu-upgrade-linux-image-gke-5-3
  • 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-lts-xenial
  • ubuntu-upgrade-linux-image-oem
  • ubuntu-upgrade-linux-image-oem-osp1
  • ubuntu-upgrade-linux-image-oracle
  • ubuntu-upgrade-linux-image-oracle-lts-18-04
  • ubuntu-upgrade-linux-image-powerpc-e500mc
  • ubuntu-upgrade-linux-image-powerpc-e500mc-lts-xenial
  • ubuntu-upgrade-linux-image-powerpc-smp
  • ubuntu-upgrade-linux-image-powerpc-smp-lts-xenial
  • ubuntu-upgrade-linux-image-powerpc64-emb
  • ubuntu-upgrade-linux-image-powerpc64-emb-lts-xenial
  • ubuntu-upgrade-linux-image-powerpc64-smp
  • ubuntu-upgrade-linux-image-powerpc64-smp-lts-xenial
  • ubuntu-upgrade-linux-image-raspi2
  • ubuntu-upgrade-linux-image-raspi2-hwe-18-04
  • 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-lts-xenial

References

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