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Ubuntu: (Multiple Advisories) (CVE-2021-3348): Linux kernel vulnerabilities

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Ubuntu: (Multiple Advisories) (CVE-2021-3348): Linux kernel vulnerabilities

Severity
4
CVSS
(AV:L/AC:M/Au:N/C:P/I:P/A:P)
Published
02/01/2021
Created
03/23/2021
Added
03/21/2021
Modified
07/06/2021

Description

nbd_add_socket in drivers/block/nbd.c in the Linux kernel through 5.10.12 has an ndb_queue_rq use-after-free that could be triggered by local attackers (with access to the nbd device) via an I/O request at a certain point during device setup, aka CID-b98e762e3d71.

Solution(s)

  • ubuntu-upgrade-linux-image-4-15-0-1016-dell300x
  • ubuntu-upgrade-linux-image-4-15-0-1069-oracle
  • ubuntu-upgrade-linux-image-4-15-0-1083-raspi2
  • ubuntu-upgrade-linux-image-4-15-0-1089-kvm
  • ubuntu-upgrade-linux-image-4-15-0-1097-gcp
  • ubuntu-upgrade-linux-image-4-15-0-1098-aws
  • ubuntu-upgrade-linux-image-4-15-0-1100-snapdragon
  • ubuntu-upgrade-linux-image-4-15-0-1112-azure
  • ubuntu-upgrade-linux-image-4-15-0-141-generic
  • ubuntu-upgrade-linux-image-4-15-0-141-generic-lpae
  • ubuntu-upgrade-linux-image-4-15-0-141-lowlatency
  • ubuntu-upgrade-linux-image-5-10-0-1017-oem
  • ubuntu-upgrade-linux-image-5-4-0-1013-gkeop
  • ubuntu-upgrade-linux-image-5-4-0-1033-raspi
  • ubuntu-upgrade-linux-image-5-4-0-1037-kvm
  • ubuntu-upgrade-linux-image-5-4-0-1040-gke
  • ubuntu-upgrade-linux-image-5-4-0-1041-gcp
  • ubuntu-upgrade-linux-image-5-4-0-1042-oracle
  • ubuntu-upgrade-linux-image-5-4-0-1043-aws
  • ubuntu-upgrade-linux-image-5-4-0-1044-azure
  • ubuntu-upgrade-linux-image-5-4-0-71-generic
  • ubuntu-upgrade-linux-image-5-4-0-71-generic-lpae
  • ubuntu-upgrade-linux-image-5-4-0-71-lowlatency
  • ubuntu-upgrade-linux-image-5-8-0-1020-raspi
  • ubuntu-upgrade-linux-image-5-8-0-1020-raspi-nolpae
  • ubuntu-upgrade-linux-image-5-8-0-1023-kvm
  • ubuntu-upgrade-linux-image-5-8-0-1025-oracle
  • ubuntu-upgrade-linux-image-5-8-0-1027-azure
  • ubuntu-upgrade-linux-image-5-8-0-1027-gcp
  • ubuntu-upgrade-linux-image-5-8-0-1028-aws
  • ubuntu-upgrade-linux-image-5-8-0-49-generic
  • ubuntu-upgrade-linux-image-5-8-0-49-generic-64k
  • ubuntu-upgrade-linux-image-5-8-0-49-generic-lpae
  • ubuntu-upgrade-linux-image-5-8-0-49-lowlatency
  • 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-dell300x
  • ubuntu-upgrade-linux-image-gcp
  • ubuntu-upgrade-linux-image-gcp-lts-18-04
  • 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-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-osp1
  • ubuntu-upgrade-linux-image-oracle
  • ubuntu-upgrade-linux-image-oracle-lts-18-04
  • 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

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