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Ubuntu: (Multiple Advisories) (CVE-2019-6133): Linux kernel vulnerabilities

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Ubuntu: (Multiple Advisories) (CVE-2019-6133): Linux kernel vulnerabilities

Severity
4
CVSS
(AV:L/AC:M/Au:N/C:P/I:P/A:P)
Published
01/11/2019
Created
03/19/2019
Added
03/13/2019
Modified
11/27/2024

Description

In PolicyKit (aka polkit) 0.115, the "start time" protection mechanism can be bypassed because fork() is not atomic, and therefore authorization decisions are improperly cached. This is related to lack of uid checking in polkitbackend/polkitbackendinteractiveauthority.c.

Solution(s)

  • ubuntu-upgrade-libpolkit-backend-1-0
  • ubuntu-upgrade-linux-image-3-13-0-166-generic
  • ubuntu-upgrade-linux-image-3-13-0-166-generic-lpae
  • ubuntu-upgrade-linux-image-3-13-0-166-lowlatency
  • ubuntu-upgrade-linux-image-3-13-0-166-powerpc-e500
  • ubuntu-upgrade-linux-image-3-13-0-166-powerpc-e500mc
  • ubuntu-upgrade-linux-image-3-13-0-166-powerpc-smp
  • ubuntu-upgrade-linux-image-3-13-0-166-powerpc64-emb
  • ubuntu-upgrade-linux-image-3-13-0-166-powerpc64-smp
  • ubuntu-upgrade-linux-image-4-15-0-1009-oracle
  • ubuntu-upgrade-linux-image-4-15-0-1028-gcp
  • ubuntu-upgrade-linux-image-4-15-0-1030-kvm
  • ubuntu-upgrade-linux-image-4-15-0-1032-raspi2
  • ubuntu-upgrade-linux-image-4-15-0-1033-aws
  • ubuntu-upgrade-linux-image-4-15-0-1034-oem
  • ubuntu-upgrade-linux-image-4-15-0-1040-azure
  • ubuntu-upgrade-linux-image-4-15-0-46-generic
  • ubuntu-upgrade-linux-image-4-15-0-46-generic-lpae
  • ubuntu-upgrade-linux-image-4-15-0-46-lowlatency
  • ubuntu-upgrade-linux-image-4-15-0-46-snapdragon
  • ubuntu-upgrade-linux-image-4-18-0-1007-gcp
  • ubuntu-upgrade-linux-image-4-18-0-1008-kvm
  • ubuntu-upgrade-linux-image-4-18-0-1010-raspi2
  • ubuntu-upgrade-linux-image-4-18-0-1013-azure
  • ubuntu-upgrade-linux-image-4-18-0-16-generic
  • ubuntu-upgrade-linux-image-4-18-0-16-generic-lpae
  • ubuntu-upgrade-linux-image-4-18-0-16-lowlatency
  • ubuntu-upgrade-linux-image-4-18-0-16-snapdragon
  • ubuntu-upgrade-linux-image-4-4-0-1039-aws
  • ubuntu-upgrade-linux-image-4-4-0-1041-kvm
  • ubuntu-upgrade-linux-image-4-4-0-1077-aws
  • ubuntu-upgrade-linux-image-4-4-0-1104-raspi2
  • ubuntu-upgrade-linux-image-4-4-0-1108-snapdragon
  • ubuntu-upgrade-linux-image-4-4-0-143-generic
  • ubuntu-upgrade-linux-image-4-4-0-143-generic-lpae
  • ubuntu-upgrade-linux-image-4-4-0-143-lowlatency
  • ubuntu-upgrade-linux-image-4-4-0-143-powerpc-e500mc
  • ubuntu-upgrade-linux-image-4-4-0-143-powerpc-smp
  • ubuntu-upgrade-linux-image-4-4-0-143-powerpc64-emb
  • ubuntu-upgrade-linux-image-4-4-0-143-powerpc64-smp
  • ubuntu-upgrade-linux-image-aws
  • ubuntu-upgrade-linux-image-aws-hwe
  • ubuntu-upgrade-linux-image-azure
  • ubuntu-upgrade-linux-image-gcp
  • 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-trusty
  • ubuntu-upgrade-linux-image-generic-lpae-lts-xenial
  • ubuntu-upgrade-linux-image-generic-lts-trusty
  • ubuntu-upgrade-linux-image-generic-lts-xenial
  • ubuntu-upgrade-linux-image-gke
  • 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-oracle
  • ubuntu-upgrade-linux-image-powerpc-e500
  • 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-snapdragon
  • ubuntu-upgrade-linux-image-snapdragon-hwe-18-04
  • ubuntu-upgrade-linux-image-virtual
  • ubuntu-upgrade-linux-image-virtual-lts-xenial
  • ubuntu-upgrade-policykit-1

References

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