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Ubuntu: (Multiple Advisories) (CVE-2021-38199): Linux kernel vulnerabilities

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Ubuntu: (Multiple Advisories) (CVE-2021-38199): Linux kernel vulnerabilities

Severity
3
CVSS
(AV:A/AC:L/Au:N/C:N/I:N/A:P)
Published
08/08/2021
Created
09/30/2021
Added
09/28/2021
Modified
11/11/2021

Description

fs/nfs/nfs4client.c in the Linux kernel before 5.13.4 has incorrect connection-setup ordering, which allows operators of remote NFSv4 servers to cause a denial of service (hanging of mounts) by arranging for those servers to be unreachable during trunking detection.

Solution(s)

  • ubuntu-upgrade-
  • ubuntu-upgrade-4-15-0-1083-91-16-04-1
  • ubuntu-upgrade-4-15-0-1115-122-16-04-1
  • ubuntu-upgrade-4-15-0-1126-99
  • ubuntu-upgrade-4-15-0-162-155
  • ubuntu-upgrade-available
  • ubuntu-upgrade-desktop
  • ubuntu-upgrade-infra
  • ubuntu-upgrade-linux-image-4-15-0-1030-dell300x
  • ubuntu-upgrade-linux-image-4-15-0-1083-oracle
  • ubuntu-upgrade-linux-image-4-15-0-1098-raspi2
  • ubuntu-upgrade-linux-image-4-15-0-1102-kvm
  • ubuntu-upgrade-linux-image-4-15-0-1111-gcp
  • ubuntu-upgrade-linux-image-4-15-0-1115-aws
  • ubuntu-upgrade-linux-image-4-15-0-1115-snapdragon
  • ubuntu-upgrade-linux-image-4-15-0-1126-azure
  • ubuntu-upgrade-linux-image-4-15-0-162-generic
  • ubuntu-upgrade-linux-image-4-15-0-162-generic-lpae
  • ubuntu-upgrade-linux-image-4-15-0-162-lowlatency
  • ubuntu-upgrade-linux-image-5-10-0-1049-oem
  • ubuntu-upgrade-linux-image-5-11-0-1017-azure
  • ubuntu-upgrade-linux-image-5-11-0-1017-kvm
  • ubuntu-upgrade-linux-image-5-11-0-1019-aws
  • ubuntu-upgrade-linux-image-5-11-0-1019-azure
  • ubuntu-upgrade-linux-image-5-11-0-1019-oracle
  • ubuntu-upgrade-linux-image-5-11-0-1019-raspi
  • ubuntu-upgrade-linux-image-5-11-0-1019-raspi-nolpae
  • ubuntu-upgrade-linux-image-5-11-0-1020-gcp
  • ubuntu-upgrade-linux-image-5-11-0-37-generic
  • ubuntu-upgrade-linux-image-5-11-0-37-generic-64k
  • ubuntu-upgrade-linux-image-5-11-0-37-generic-lpae
  • ubuntu-upgrade-linux-image-5-11-0-37-lowlatency
  • ubuntu-upgrade-linux-image-5-13-0-1014-oem
  • ubuntu-upgrade-linux-image-5-4-0-1024-gkeop
  • ubuntu-upgrade-linux-image-5-4-0-1044-raspi
  • ubuntu-upgrade-linux-image-5-4-0-1047-kvm
  • ubuntu-upgrade-linux-image-5-4-0-1053-gcp
  • ubuntu-upgrade-linux-image-5-4-0-1053-gke
  • ubuntu-upgrade-linux-image-5-4-0-1055-oracle
  • ubuntu-upgrade-linux-image-5-4-0-1057-aws
  • ubuntu-upgrade-linux-image-5-4-0-1059-azure
  • ubuntu-upgrade-linux-image-5-4-0-1061-azure
  • ubuntu-upgrade-linux-image-5-4-0-87-generic
  • ubuntu-upgrade-linux-image-5-4-0-87-generic-lpae
  • ubuntu-upgrade-linux-image-5-4-0-87-lowlatency
  • ubuntu-upgrade-linux-image-5-4-0-88-generic
  • ubuntu-upgrade-linux-image-5-4-0-88-generic-lpae
  • ubuntu-upgrade-linux-image-5-4-0-88-lowlatency
  • ubuntu-upgrade-linux-image-5-8-0-1043-azure
  • ubuntu-upgrade-linux-image-aws
  • ubuntu-upgrade-linux-image-aws-hwe
  • ubuntu-upgrade-linux-image-aws-lts-18-04
  • ubuntu-upgrade-linux-image-aws-lts-20-04
  • ubuntu-upgrade-linux-image-azure
  • ubuntu-upgrade-linux-image-azure-edge
  • ubuntu-upgrade-linux-image-azure-lts-18-04
  • ubuntu-upgrade-linux-image-azure-lts-20-04
  • ubuntu-upgrade-linux-image-dell300x
  • ubuntu-upgrade-linux-image-gcp
  • ubuntu-upgrade-linux-image-gcp-lts-18-04
  • ubuntu-upgrade-linux-image-gcp-lts-20-04
  • ubuntu-upgrade-linux-image-generic
  • ubuntu-upgrade-linux-image-generic-64k
  • ubuntu-upgrade-linux-image-generic-64k-hwe-20-04
  • 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-18-04
  • ubuntu-upgrade-linux-image-generic-lpae-hwe-20-04
  • ubuntu-upgrade-linux-image-gke
  • ubuntu-upgrade-linux-image-gke-5-4
  • ubuntu-upgrade-linux-image-gkeop
  • ubuntu-upgrade-linux-image-gkeop-5-4
  • 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-oem
  • ubuntu-upgrade-linux-image-oem-20-04
  • ubuntu-upgrade-linux-image-oem-20-04b
  • ubuntu-upgrade-linux-image-oem-20-04c
  • ubuntu-upgrade-linux-image-oem-osp1
  • ubuntu-upgrade-linux-image-oracle
  • ubuntu-upgrade-linux-image-oracle-lts-18-04
  • ubuntu-upgrade-linux-image-oracle-lts-20-04
  • ubuntu-upgrade-linux-image-raspi
  • ubuntu-upgrade-linux-image-raspi-hwe-18-04
  • ubuntu-upgrade-linux-image-raspi-nolpae
  • 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-18-04
  • ubuntu-upgrade-linux-image-virtual-hwe-20-04
  • ubuntu-upgrade-or
  • ubuntu-upgrade-ua
  • ubuntu-upgrade-with

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