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Ubuntu: (Multiple Advisories) (CVE-2020-14314): Linux kernel vulnerabilities

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Ubuntu: (Multiple Advisories) (CVE-2020-14314): Linux kernel vulnerabilities

Severity
2
CVSS
(AV:L/AC:L/Au:N/C:N/I:N/A:P)
Published
09/02/2020
Created
10/16/2020
Added
10/14/2020
Modified
03/22/2023

Description

A memory out-of-bounds read flaw was found in the Linux kernel before 5.9-rc2 with the ext3/ext4 file system, in the way it accesses a directory with broken indexing. This flaw allows a local user to crash the system if the directory exists. The highest threat from this vulnerability is to system availability.

Solution(s)

  • ubuntu-upgrade-linux-image-4-15-0-1056-oracle
  • ubuntu-upgrade-linux-image-4-15-0-1057-oracle
  • ubuntu-upgrade-linux-image-4-15-0-1072-gke
  • ubuntu-upgrade-linux-image-4-15-0-1073-raspi2
  • ubuntu-upgrade-linux-image-4-15-0-1077-kvm
  • ubuntu-upgrade-linux-image-4-15-0-1085-aws
  • ubuntu-upgrade-linux-image-4-15-0-1086-aws
  • ubuntu-upgrade-linux-image-4-15-0-1086-gcp
  • ubuntu-upgrade-linux-image-4-15-0-1089-snapdragon
  • ubuntu-upgrade-linux-image-4-15-0-1098-azure
  • ubuntu-upgrade-linux-image-4-15-0-1099-azure
  • ubuntu-upgrade-linux-image-4-15-0-1099-oem
  • ubuntu-upgrade-linux-image-4-15-0-120-generic
  • ubuntu-upgrade-linux-image-4-15-0-120-generic-lpae
  • ubuntu-upgrade-linux-image-4-15-0-120-lowlatency
  • ubuntu-upgrade-linux-image-4-15-0-121-generic
  • ubuntu-upgrade-linux-image-4-15-0-121-generic-lpae
  • ubuntu-upgrade-linux-image-4-15-0-121-lowlatency
  • ubuntu-upgrade-linux-image-4-4-0-1081-aws
  • ubuntu-upgrade-linux-image-4-4-0-1082-kvm
  • ubuntu-upgrade-linux-image-4-4-0-1117-aws
  • ubuntu-upgrade-linux-image-4-4-0-1141-raspi2
  • ubuntu-upgrade-linux-image-4-4-0-1145-snapdragon
  • ubuntu-upgrade-linux-image-4-4-0-193-generic
  • ubuntu-upgrade-linux-image-4-4-0-193-generic-lpae
  • ubuntu-upgrade-linux-image-4-4-0-193-lowlatency
  • ubuntu-upgrade-linux-image-4-4-0-193-powerpc-e500mc
  • ubuntu-upgrade-linux-image-4-4-0-193-powerpc-smp
  • ubuntu-upgrade-linux-image-4-4-0-193-powerpc64-emb
  • ubuntu-upgrade-linux-image-4-4-0-193-powerpc64-smp
  • ubuntu-upgrade-linux-image-5-4-0-1021-raspi
  • ubuntu-upgrade-linux-image-5-4-0-1026-kvm
  • ubuntu-upgrade-linux-image-5-4-0-1028-aws
  • ubuntu-upgrade-linux-image-5-4-0-1028-gcp
  • ubuntu-upgrade-linux-image-5-4-0-1028-oracle
  • ubuntu-upgrade-linux-image-5-4-0-1031-azure
  • ubuntu-upgrade-linux-image-5-4-0-51-generic
  • ubuntu-upgrade-linux-image-5-4-0-51-generic-lpae
  • ubuntu-upgrade-linux-image-5-4-0-51-lowlatency
  • ubuntu-upgrade-linux-image-5-6-0-1048-oem
  • ubuntu-upgrade-linux-image-aws
  • ubuntu-upgrade-linux-image-aws-hwe
  • ubuntu-upgrade-linux-image-aws-lts-18-04
  • ubuntu-upgrade-linux-image-azure
  • ubuntu-upgrade-linux-image-azure-lts-18-04
  • ubuntu-upgrade-linux-image-gcp
  • ubuntu-upgrade-linux-image-gcp-lts-18-04
  • 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-hwe-20-04
  • 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-hwe-20-04
  • 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-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-lowlatency-lts-xenial
  • 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-powerpc-e500mc
  • ubuntu-upgrade-linux-image-powerpc-smp
  • ubuntu-upgrade-linux-image-powerpc64-emb
  • ubuntu-upgrade-linux-image-powerpc64-smp
  • ubuntu-upgrade-linux-image-raspi
  • ubuntu-upgrade-linux-image-raspi-hwe-18-04
  • 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-hwe-16-04
  • ubuntu-upgrade-linux-image-virtual-hwe-18-04
  • ubuntu-upgrade-linux-image-virtual-hwe-20-04
  • ubuntu-upgrade-linux-image-virtual-lts-xenial

References

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