=========================================================================Ubuntu Security Notice USN-4489-1
September 08, 2020

linux, linux-aws, linux-aws-5.3, linux-aws-5.4, linux-aws-hwe,
linux-azure, linux-azure-4.15, linux-azure-5.4, linux-gcp, linux-gcp-4.15,
linux-gcp-5.4, linux-gke-4.15, linux-gke-5.0, linux-gke-5.3, linux-hwe,
linux-hwe-5.4, linux-kvm, linux-oem, linux-oem-osp1, linux-oracle,
linux-oracle-5.4, linux-raspi, linux-raspi-5.4, linux-raspi2,
linux-raspi2-5.3, linux-snapdragon vulnerability
=========================================================================
A security issue affects these releases of Ubuntu and its derivatives:

- Ubuntu 20.04 LTS
- Ubuntu 18.04 LTS
- Ubuntu 16.04 LTS
- Ubuntu 14.04 ESM

Summary:

The system could be made to crash or run programs as an administrator.

Software Description:
- linux: Linux kernel
- linux-aws: Linux kernel for Amazon Web Services (AWS) systems
- linux-azure: Linux kernel for Microsoft Azure Cloud systems
- linux-gcp: Linux kernel for Google Cloud Platform (GCP) systems
- linux-kvm: Linux kernel for cloud environments
- linux-oracle: Linux kernel for Oracle Cloud systems
- linux-raspi: Linux kernel for Raspberry Pi (V8) systems
- linux-aws-5.3: Linux kernel for Amazon Web Services (AWS) systems
- linux-aws-5.4: Linux kernel for Amazon Web Services (AWS) systems
- linux-azure-4.15: Linux kernel for Microsoft Azure Cloud systems
- linux-azure-5.4: Linux kernel for Microsoft Azure cloud systems
- linux-gcp-4.15: Linux kernel for Google Cloud Platform (GCP) systems
- linux-gcp-5.4: Linux kernel for Google Cloud Platform (GCP) systems
- linux-gke-4.15: Linux kernel for Google Container Engine (GKE) systems
- linux-gke-5.0: Linux kernel for Google Container Engine (GKE) systems
- linux-gke-5.3: Linux kernel for Google Container Engine (GKE) systems
- linux-hwe: Linux hardware enablement (HWE) kernel
- linux-hwe-5.4: Linux hardware enablement (HWE) kernel
- linux-oem: Linux kernel for OEM systems
- linux-oem-osp1: Linux kernel for OEM systems
- linux-oracle-5.4: Linux kernel for Oracle Cloud systems
- linux-raspi-5.4: Linux kernel for Raspberry Pi (V8) systems
- linux-raspi2: Linux kernel for Raspberry Pi (V8) systems
- linux-raspi2-5.3: Linux kernel for Raspberry Pi (V8) systems
- linux-snapdragon: Linux kernel for Qualcomm Snapdragon processors- linux-aws-hwe: Linux kernel for Amazon Web Services (AWS-HWE) systems

Details:

Or Cohen discovered that the AF_PACKET implementation in the Linux
kernel did not properly perform bounds checking in some situations. A
local attacker could use this to cause a denial of service (system
crash) or possibly execute arbitrary code.

Update instructions:

The problem can be corrected by updating your system to the following
package versions:

Ubuntu 20.04 LTS:
  linux-image-5.4.0-1018-raspi    5.4.0-1018.20
  linux-image-5.4.0-1024-aws      5.4.0-1024.24
  linux-image-5.4.0-1024-gcp      5.4.0-1024.24
  linux-image-5.4.0-1024-oracle   5.4.0-1024.24
  linux-image-5.4.0-1025-azure    5.4.0-1025.25
  linux-image-5.4.0-47-generic    5.4.0-47.51
  linux-image-5.4.0-47-generic-lpae  5.4.0-47.51
  linux-image-5.4.0-47-lowlatency  5.4.0-47.51
  linux-image-aws                 5.4.0.1024.25
  linux-image-azure               5.4.0.1025.24
  linux-image-gcp                 5.4.0.1024.21
  linux-image-generic             5.4.0.47.50
  linux-image-generic-lpae        5.4.0.47.50
  linux-image-gke                 5.4.0.1024.21
  linux-image-kvm                 5.4.0.1023.21
  linux-image-lowlatency          5.4.0.47.50
  linux-image-oem                 5.4.0.47.50
  linux-image-oem-osp1            5.4.0.47.50
  linux-image-oracle              5.4.0.1024.21
  linux-image-raspi               5.4.0.1018.53
  linux-image-raspi2              5.4.0.1018.53
  linux-image-virtual             5.4.0.47.50

Ubuntu 18.04 LTS:
  linux-image-4.15.0-1053-oracle  4.15.0-1053.57
  linux-image-4.15.0-1069-gke     4.15.0-1069.72
  linux-image-4.15.0-1070-raspi2  4.15.0-1070.74
  linux-image-4.15.0-1074-kvm     4.15.0-1074.75
  linux-image-4.15.0-1082-aws     4.15.0-1082.86
  linux-image-4.15.0-1083-gcp     4.15.0-1083.94
  linux-image-4.15.0-1086-snapdragon  4.15.0-1086.94
  linux-image-4.15.0-1095-azure   4.15.0-1095.105
  linux-image-4.15.0-1096-oem     4.15.0-1096.106
  linux-image-4.15.0-117-generic  4.15.0-117.118
  linux-image-4.15.0-117-generic-lpae  4.15.0-117.118
  linux-image-4.15.0-117-lowlatency  4.15.0-117.118
  linux-image-5.0.0-1047-gke      5.0.0-1047.48
  linux-image-5.0.0-1068-oem-osp1  5.0.0-1068.73
  linux-image-5.3.0-1033-raspi2   5.3.0-1033.35
  linux-image-5.3.0-1035-aws      5.3.0-1035.37
  linux-image-5.3.0-1036-gke      5.3.0-1036.38
  linux-image-5.3.0-67-generic    5.3.0-67.61
  linux-image-5.3.0-67-lowlatency  5.3.0-67.61
  linux-image-5.4.0-1018-raspi    5.4.0-1018.20~18.04.1
  linux-image-5.4.0-1024-aws      5.4.0-1024.24~18.04.1
  linux-image-5.4.0-1024-gcp      5.4.0-1024.24~18.04.1
  linux-image-5.4.0-1024-oracle   5.4.0-1024.24~18.04.1
  linux-image-5.4.0-1025-azure    5.4.0-1025.25~18.04.1
  linux-image-5.4.0-47-generic    5.4.0-47.51~18.04.1
  linux-image-5.4.0-47-generic-lpae  5.4.0-47.51~18.04.1
  linux-image-5.4.0-47-lowlatency  5.4.0-47.51~18.04.1
  linux-image-aws                 5.3.0.1035.34
  linux-image-aws-lts-18.04       4.15.0.1082.84
  linux-image-azure               5.4.0.1025.8
  linux-image-azure-lts-18.04     4.15.0.1095.68
  linux-image-gcp                 5.4.0.1024.11
  linux-image-gcp-lts-18.04       4.15.0.1083.101
  linux-image-generic             4.15.0.117.104
  linux-image-generic-hwe-18.04   5.4.0.47.51~18.04.40
  linux-image-generic-lpae        4.15.0.117.104
  linux-image-generic-lpae-hwe-18.04  5.4.0.47.51~18.04.40
  linux-image-gke                 4.15.0.1069.73
  linux-image-gke-4.15            4.15.0.1069.73
  linux-image-gke-5.0             5.0.0.1047.32
  linux-image-gke-5.3             5.3.0.1036.20
  linux-image-gke-5.4             5.4.0.1024.11
  linux-image-gkeop-5.3           5.3.0.67.124
  linux-image-gkeop-5.4           5.4.0.47.51~18.04.40
  linux-image-kvm                 4.15.0.1074.70
  linux-image-lowlatency          4.15.0.117.104
  linux-image-lowlatency-hwe-18.04  5.4.0.47.51~18.04.40
  linux-image-oem                 4.15.0.1096.100
  linux-image-oem-osp1            5.0.0.1068.66
  linux-image-oracle              5.4.0.1024.8
  linux-image-oracle-lts-18.04    4.15.0.1053.63
  linux-image-powerpc-e500mc      4.15.0.117.104
  linux-image-powerpc-smp         4.15.0.117.104
  linux-image-powerpc64-emb       4.15.0.117.104
  linux-image-powerpc64-smp       4.15.0.117.104
  linux-image-raspi-hwe-18.04     5.4.0.1018.22
  linux-image-raspi2              4.15.0.1070.67
  linux-image-raspi2-hwe-18.04    5.3.0.1033.23
  linux-image-snapdragon          4.15.0.1086.89
  linux-image-snapdragon-hwe-18.04  5.4.0.47.51~18.04.40
  linux-image-virtual             4.15.0.117.104
  linux-image-virtual-hwe-18.04   5.4.0.47.51~18.04.40

Ubuntu 16.04 LTS:
  linux-image-4.15.0-1053-oracle  4.15.0-1053.57~16.04.1
  linux-image-4.15.0-1082-aws     4.15.0-1082.86~16.04.1
  linux-image-4.15.0-1083-gcp     4.15.0-1083.94~16.04.1
  linux-image-4.15.0-1095-azure   4.15.0-1095.105~16.04.1
  linux-image-4.15.0-117-generic  4.15.0-117.118~16.04.1
  linux-image-4.15.0-117-generic-lpae  4.15.0-117.118~16.04.1
  linux-image-4.15.0-117-lowlatency  4.15.0-117.118~16.04.1
  linux-image-aws-hwe             4.15.0.1082.78
  linux-image-azure               4.15.0.1095.89
  linux-image-gcp                 4.15.0.1083.84
  linux-image-generic-hwe-16.04   4.15.0.117.118
  linux-image-generic-lpae-hwe-16.04  4.15.0.117.118
  linux-image-gke                 4.15.0.1083.84
  linux-image-lowlatency-hwe-16.04  4.15.0.117.118
  linux-image-oem                 4.15.0.117.118
  linux-image-oracle              4.15.0.1053.43
  linux-image-virtual-hwe-16.04   4.15.0.117.118

Ubuntu 14.04 ESM:
  linux-image-4.15.0-1095-azure   4.15.0-1095.105~14.04.1
  linux-image-azure               4.15.0.1095.71

After a standard system update you need to reboot your computer to make
all the necessary changes.

ATTENTION: Due to an unavoidable ABI change the kernel updates have
been given a new version number, which requires you to recompile and
reinstall all third party kernel modules you might have installed.
Unless you manually uninstalled the standard kernel metapackages
(e.g. linux-generic, linux-generic-lts-RELEASE, linux-virtual,
linux-powerpc), a standard system upgrade will automatically perform
this as well.

References:
  https://ubuntu.com/security/notices/USN-4489-1
  CVE-2020-14386

Package Information:
  https://launchpad.net/ubuntu/+source/linux/5.4.0-47.51
  https://launchpad.net/ubuntu/+source/linux-aws/5.4.0-1024.24
  https://launchpad.net/ubuntu/+source/linux-azure/5.4.0-1025.25
  https://launchpad.net/ubuntu/+source/linux-gcp/5.4.0-1024.24
  https://launchpad.net/ubuntu/+source/linux-kvm/5.4.0-1023.23
  https://launchpad.net/ubuntu/+source/linux-oracle/5.4.0-1024.24
  https://launchpad.net/ubuntu/+source/linux-raspi/5.4.0-1018.20
  https://launchpad.net/ubuntu/+source/linux/4.15.0-117.118
  https://launchpad.net/ubuntu/+source/linux-aws/4.15.0-1082.86
  https://launchpad.net/ubuntu/+source/linux-aws-5.3/5.3.0-1035.37
  https://launchpad.net/ubuntu/+source/linux-aws-5.4/5.4.0-1024.24~18.04.1
  https://launchpad.net/ubuntu/+source/linux-azure-4.15/4.15.0-1095.105
  https://launchpad.net/ubuntu/+source/linux-azure-5.4/5.4.0-1025.25~18.04.1
  https://launchpad.net/ubuntu/+source/linux-gcp-4.15/4.15.0-1083.94
  https://launchpad.net/ubuntu/+source/linux-gcp-5.4/5.4.0-1024.24~18.04.1
  https://launchpad.net/ubuntu/+source/linux-gke-4.15/4.15.0-1069.72
  https://launchpad.net/ubuntu/+source/linux-gke-5.0/5.0.0-1047.48
  https://launchpad.net/ubuntu/+source/linux-gke-5.3/5.3.0-1036.38
  https://launchpad.net/ubuntu/+source/linux-hwe/5.3.0-67.61
  https://launchpad.net/ubuntu/+source/linux-hwe-5.4/5.4.0-47.51~18.04.1
  https://launchpad.net/ubuntu/+source/linux-kvm/4.15.0-1074.75
  https://launchpad.net/ubuntu/+source/linux-oem/4.15.0-1096.106
  https://launchpad.net/ubuntu/+source/linux-oem-osp1/5.0.0-1068.73
  https://launchpad.net/ubuntu/+source/linux-oracle/4.15.0-1053.57
  https://launchpad.net/ubuntu/+source/linux-oracle-5.4/5.4.0-1024.24~18.04.1
  https://launchpad.net/ubuntu/+source/linux-raspi-5.4/5.4.0-1018.20~18.04.1
  https://launchpad.net/ubuntu/+source/linux-raspi2/4.15.0-1070.74
  https://launchpad.net/ubuntu/+source/linux-raspi2-5.3/5.3.0-1033.35
  https://launchpad.net/ubuntu/+source/linux-snapdragon/4.15.0-1086.94
  https://launchpad.net/ubuntu/+source/linux-aws-hwe/4.15.0-1082.86~16.04.1
  https://launchpad.net/ubuntu/+source/linux-azure/4.15.0-1095.105~16.04.1
  https://launchpad.net/ubuntu/+source/linux-gcp/4.15.0-1083.94~16.04.1
  https://launchpad.net/ubuntu/+source/linux-hwe/4.15.0-117.118~16.04.1
  https://launchpad.net/ubuntu/+source/linux-oracle/4.15.0-1053.57~16.04.1

Ubuntu 4489-1: Linux kernel vulnerability

September 8, 2020
The system could be made to crash or run programs as an administrator.

Summary

Update Instructions

The problem can be corrected by updating your system to the following package versions: Ubuntu 20.04 LTS: linux-image-5.4.0-1018-raspi 5.4.0-1018.20 linux-image-5.4.0-1024-aws 5.4.0-1024.24 linux-image-5.4.0-1024-gcp 5.4.0-1024.24 linux-image-5.4.0-1024-oracle 5.4.0-1024.24 linux-image-5.4.0-1025-azure 5.4.0-1025.25 linux-image-5.4.0-47-generic 5.4.0-47.51 linux-image-5.4.0-47-generic-lpae 5.4.0-47.51 linux-image-5.4.0-47-lowlatency 5.4.0-47.51 linux-image-aws 5.4.0.1024.25 linux-image-azure 5.4.0.1025.24 linux-image-gcp 5.4.0.1024.21 linux-image-generic 5.4.0.47.50 linux-image-generic-lpae 5.4.0.47.50 linux-image-gke 5.4.0.1024.21 linux-image-kvm 5.4.0.1023.21 linux-image-lowlatency 5.4.0.47.50 linux-image-oem 5.4.0.47.50 linux-image-oem-osp1 5.4.0.47.50 linux-image-oracle 5.4.0.1024.21 linux-image-raspi 5.4.0.1018.53 linux-image-raspi2 5.4.0.1018.53 linux-image-virtual 5.4.0.47.50 Ubuntu 18.04 LTS: linux-image-4.15.0-1053-oracle 4.15.0-1053.57 linux-image-4.15.0-1069-gke 4.15.0-1069.72 linux-image-4.15.0-1070-raspi2 4.15.0-1070.74 linux-image-4.15.0-1074-kvm 4.15.0-1074.75 linux-image-4.15.0-1082-aws 4.15.0-1082.86 linux-image-4.15.0-1083-gcp 4.15.0-1083.94 linux-image-4.15.0-1086-snapdragon 4.15.0-1086.94 linux-image-4.15.0-1095-azure 4.15.0-1095.105 linux-image-4.15.0-1096-oem 4.15.0-1096.106 linux-image-4.15.0-117-generic 4.15.0-117.118 linux-image-4.15.0-117-generic-lpae 4.15.0-117.118 linux-image-4.15.0-117-lowlatency 4.15.0-117.118 linux-image-5.0.0-1047-gke 5.0.0-1047.48 linux-image-5.0.0-1068-oem-osp1 5.0.0-1068.73 linux-image-5.3.0-1033-raspi2 5.3.0-1033.35 linux-image-5.3.0-1035-aws 5.3.0-1035.37 linux-image-5.3.0-1036-gke 5.3.0-1036.38 linux-image-5.3.0-67-generic 5.3.0-67.61 linux-image-5.3.0-67-lowlatency 5.3.0-67.61 linux-image-5.4.0-1018-raspi 5.4.0-1018.20~18.04.1 linux-image-5.4.0-1024-aws 5.4.0-1024.24~18.04.1 linux-image-5.4.0-1024-gcp 5.4.0-1024.24~18.04.1 linux-image-5.4.0-1024-oracle 5.4.0-1024.24~18.04.1 linux-image-5.4.0-1025-azure 5.4.0-1025.25~18.04.1 linux-image-5.4.0-47-generic 5.4.0-47.51~18.04.1 linux-image-5.4.0-47-generic-lpae 5.4.0-47.51~18.04.1 linux-image-5.4.0-47-lowlatency 5.4.0-47.51~18.04.1 linux-image-aws 5.3.0.1035.34 linux-image-aws-lts-18.04 4.15.0.1082.84 linux-image-azure 5.4.0.1025.8 linux-image-azure-lts-18.04 4.15.0.1095.68 linux-image-gcp 5.4.0.1024.11 linux-image-gcp-lts-18.04 4.15.0.1083.101 linux-image-generic 4.15.0.117.104 linux-image-generic-hwe-18.04 5.4.0.47.51~18.04.40 linux-image-generic-lpae 4.15.0.117.104 linux-image-generic-lpae-hwe-18.04 5.4.0.47.51~18.04.40 linux-image-gke 4.15.0.1069.73 linux-image-gke-4.15 4.15.0.1069.73 linux-image-gke-5.0 5.0.0.1047.32 linux-image-gke-5.3 5.3.0.1036.20 linux-image-gke-5.4 5.4.0.1024.11 linux-image-gkeop-5.3 5.3.0.67.124 linux-image-gkeop-5.4 5.4.0.47.51~18.04.40 linux-image-kvm 4.15.0.1074.70 linux-image-lowlatency 4.15.0.117.104 linux-image-lowlatency-hwe-18.04 5.4.0.47.51~18.04.40 linux-image-oem 4.15.0.1096.100 linux-image-oem-osp1 5.0.0.1068.66 linux-image-oracle 5.4.0.1024.8 linux-image-oracle-lts-18.04 4.15.0.1053.63 linux-image-powerpc-e500mc 4.15.0.117.104 linux-image-powerpc-smp 4.15.0.117.104 linux-image-powerpc64-emb 4.15.0.117.104 linux-image-powerpc64-smp 4.15.0.117.104 linux-image-raspi-hwe-18.04 5.4.0.1018.22 linux-image-raspi2 4.15.0.1070.67 linux-image-raspi2-hwe-18.04 5.3.0.1033.23 linux-image-snapdragon 4.15.0.1086.89 linux-image-snapdragon-hwe-18.04 5.4.0.47.51~18.04.40 linux-image-virtual 4.15.0.117.104 linux-image-virtual-hwe-18.04 5.4.0.47.51~18.04.40 Ubuntu 16.04 LTS: linux-image-4.15.0-1053-oracle 4.15.0-1053.57~16.04.1 linux-image-4.15.0-1082-aws 4.15.0-1082.86~16.04.1 linux-image-4.15.0-1083-gcp 4.15.0-1083.94~16.04.1 linux-image-4.15.0-1095-azure 4.15.0-1095.105~16.04.1 linux-image-4.15.0-117-generic 4.15.0-117.118~16.04.1 linux-image-4.15.0-117-generic-lpae 4.15.0-117.118~16.04.1 linux-image-4.15.0-117-lowlatency 4.15.0-117.118~16.04.1 linux-image-aws-hwe 4.15.0.1082.78 linux-image-azure 4.15.0.1095.89 linux-image-gcp 4.15.0.1083.84 linux-image-generic-hwe-16.04 4.15.0.117.118 linux-image-generic-lpae-hwe-16.04 4.15.0.117.118 linux-image-gke 4.15.0.1083.84 linux-image-lowlatency-hwe-16.04 4.15.0.117.118 linux-image-oem 4.15.0.117.118 linux-image-oracle 4.15.0.1053.43 linux-image-virtual-hwe-16.04 4.15.0.117.118 Ubuntu 14.04 ESM: linux-image-4.15.0-1095-azure 4.15.0-1095.105~14.04.1 linux-image-azure 4.15.0.1095.71 After a standard system update you need to reboot your computer to make all the necessary changes. ATTENTION: Due to an unavoidable ABI change the kernel updates have been given a new version number, which requires you to recompile and reinstall all third party kernel modules you might have installed. Unless you manually uninstalled the standard kernel metapackages (e.g. linux-generic, linux-generic-lts-RELEASE, linux-virtual, linux-powerpc), a standard system upgrade will automatically perform this as well.

References

https://ubuntu.com/security/notices/USN-4489-1

CVE-2020-14386

Severity
September 08, 2020

Package Information

https://launchpad.net/ubuntu/+source/linux/5.4.0-47.51 https://launchpad.net/ubuntu/+source/linux-aws/5.4.0-1024.24 https://launchpad.net/ubuntu/+source/linux-azure/5.4.0-1025.25 https://launchpad.net/ubuntu/+source/linux-gcp/5.4.0-1024.24 https://launchpad.net/ubuntu/+source/linux-kvm/5.4.0-1023.23 https://launchpad.net/ubuntu/+source/linux-oracle/5.4.0-1024.24 https://launchpad.net/ubuntu/+source/linux-raspi/5.4.0-1018.20 https://launchpad.net/ubuntu/+source/linux/4.15.0-117.118 https://launchpad.net/ubuntu/+source/linux-aws/4.15.0-1082.86 https://launchpad.net/ubuntu/+source/linux-aws-5.3/5.3.0-1035.37 https://launchpad.net/ubuntu/+source/linux-aws-5.4/5.4.0-1024.24~18.04.1 https://launchpad.net/ubuntu/+source/linux-azure-4.15/4.15.0-1095.105 https://launchpad.net/ubuntu/+source/linux-azure-5.4/5.4.0-1025.25~18.04.1 https://launchpad.net/ubuntu/+source/linux-gcp-4.15/4.15.0-1083.94 https://launchpad.net/ubuntu/+source/linux-gcp-5.4/5.4.0-1024.24~18.04.1 https://launchpad.net/ubuntu/+source/linux-gke-4.15/4.15.0-1069.72 https://launchpad.net/ubuntu/+source/linux-gke-5.0/5.0.0-1047.48 https://launchpad.net/ubuntu/+source/linux-gke-5.3/5.3.0-1036.38 https://launchpad.net/ubuntu/+source/linux-hwe/5.3.0-67.61 https://launchpad.net/ubuntu/+source/linux-hwe-5.4/5.4.0-47.51~18.04.1 https://launchpad.net/ubuntu/+source/linux-kvm/4.15.0-1074.75 https://launchpad.net/ubuntu/+source/linux-oem/4.15.0-1096.106 https://launchpad.net/ubuntu/+source/linux-oem-osp1/5.0.0-1068.73 https://launchpad.net/ubuntu/+source/linux-oracle/4.15.0-1053.57 https://launchpad.net/ubuntu/+source/linux-oracle-5.4/5.4.0-1024.24~18.04.1 https://launchpad.net/ubuntu/+source/linux-raspi-5.4/5.4.0-1018.20~18.04.1 https://launchpad.net/ubuntu/+source/linux-raspi2/4.15.0-1070.74 https://launchpad.net/ubuntu/+source/linux-raspi2-5.3/5.3.0-1033.35 https://launchpad.net/ubuntu/+source/linux-snapdragon/4.15.0-1086.94 https://launchpad.net/ubuntu/+source/linux-aws-hwe/4.15.0-1082.86~16.04.1 https://launchpad.net/ubuntu/+source/linux-azure/4.15.0-1095.105~16.04.1 https://launchpad.net/ubuntu/+source/linux-gcp/4.15.0-1083.94~16.04.1 https://launchpad.net/ubuntu/+source/linux-hwe/4.15.0-117.118~16.04.1 https://launchpad.net/ubuntu/+source/linux-oracle/4.15.0-1053.57~16.04.1

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