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Ubuntu: (Multiple Advisories) (CVE-2019-3016): Linux kernel vulnerabilities

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Ubuntu: (Multiple Advisories) (CVE-2019-3016): Linux kernel vulnerabilities

Severity
2
CVSS
(AV:L/AC:M/Au:N/C:P/I:N/A:N)
Published
01/31/2020
Created
03/19/2020
Added
03/17/2020
Modified
03/22/2023

Description

In a Linux KVM guest that has PV TLB enabled, a process in the guest kernel may be able to read memory locations from another process in the same guest. This problem is limit to the host running linux kernel 4.10 with a guest running linux kernel 4.16 or later. The problem mainly affects AMD processors but Intel CPUs cannot be ruled out.

Solution(s)

  • 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-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-18-04
  • ubuntu-upgrade-linux-image-generic-lpae
  • ubuntu-upgrade-linux-image-generic-lpae-hwe-18-04
  • ubuntu-upgrade-linux-image-gke
  • 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-18-04
  • ubuntu-upgrade-linux-image-oem-osp1
  • ubuntu-upgrade-linux-image-oracle
  • 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-18-04

References

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