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Ubuntu: (Multiple Advisories) (CVE-2018-19407): Linux kernel regression

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Ubuntu: (Multiple Advisories) (CVE-2018-19407): Linux kernel regression

Severity
5
CVSS
(AV:L/AC:L/Au:N/C:N/I:N/A:C)
Published
11/20/2018
Created
03/19/2019
Added
02/05/2019
Modified
06/10/2021

Description

The vcpu_scan_ioapic function in arch/x86/kvm/x86.c in the Linux kernel through 4.19.2 allows local users to cause a denial of service (NULL pointer dereference and BUG) via crafted system calls that reach a situation where ioapic is uninitialized.

Solution(s)

  • ubuntu-upgrade-linux-image-4-15-0-1027-gcp
  • ubuntu-upgrade-linux-image-4-15-0-1029-kvm
  • ubuntu-upgrade-linux-image-4-15-0-1031-raspi2
  • ubuntu-upgrade-linux-image-4-15-0-1032-aws
  • ubuntu-upgrade-linux-image-4-15-0-1033-oem
  • ubuntu-upgrade-linux-image-4-15-0-1037-azure
  • ubuntu-upgrade-linux-image-4-15-0-44-generic
  • ubuntu-upgrade-linux-image-4-15-0-44-generic-lpae
  • ubuntu-upgrade-linux-image-4-15-0-44-lowlatency
  • ubuntu-upgrade-linux-image-4-15-0-44-snapdragon
  • ubuntu-upgrade-linux-image-4-15-0-45-generic
  • ubuntu-upgrade-linux-image-4-15-0-45-generic-lpae
  • ubuntu-upgrade-linux-image-4-15-0-45-lowlatency
  • ubuntu-upgrade-linux-image-4-15-0-45-snapdragon
  • ubuntu-upgrade-linux-image-4-18-0-1006-gcp
  • ubuntu-upgrade-linux-image-4-18-0-1007-kvm
  • ubuntu-upgrade-linux-image-4-18-0-1008-aws
  • ubuntu-upgrade-linux-image-4-18-0-1008-azure
  • ubuntu-upgrade-linux-image-4-18-0-1009-raspi2
  • ubuntu-upgrade-linux-image-4-18-0-14-generic
  • ubuntu-upgrade-linux-image-4-18-0-14-generic-lpae
  • ubuntu-upgrade-linux-image-4-18-0-14-lowlatency
  • ubuntu-upgrade-linux-image-4-18-0-14-snapdragon
  • ubuntu-upgrade-linux-image-4-18-0-15-generic
  • ubuntu-upgrade-linux-image-4-18-0-15-generic-lpae
  • ubuntu-upgrade-linux-image-4-18-0-15-lowlatency
  • ubuntu-upgrade-linux-image-4-18-0-15-snapdragon
  • ubuntu-upgrade-linux-image-4-4-0-1038-aws
  • ubuntu-upgrade-linux-image-4-4-0-1040-kvm
  • ubuntu-upgrade-linux-image-4-4-0-1075-aws
  • ubuntu-upgrade-linux-image-4-4-0-1103-raspi2
  • ubuntu-upgrade-linux-image-4-4-0-1107-snapdragon
  • ubuntu-upgrade-linux-image-4-4-0-142-generic
  • ubuntu-upgrade-linux-image-4-4-0-142-generic-lpae
  • ubuntu-upgrade-linux-image-4-4-0-142-lowlatency
  • ubuntu-upgrade-linux-image-4-4-0-142-powerpc-e500mc
  • ubuntu-upgrade-linux-image-4-4-0-142-powerpc-smp
  • ubuntu-upgrade-linux-image-4-4-0-142-powerpc64-emb
  • ubuntu-upgrade-linux-image-4-4-0-142-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-xenial
  • 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-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-hwe-16-04

References

  • USN-3871-1
  • USN-3871-2
  • USN-3871-3
  • USN-3871-4
  • USN-3871-5
  • USN-3872-1
  • USN-3878-1
  • USN-3878-2
  • USN-3878-3
  • USN-3879-1
  • USN-3879-2
  • CVE-2018-19407
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