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Ubuntu: (Multiple Advisories) (CVE-2021-37159): Linux kernel vulnerabilities

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Ubuntu: (Multiple Advisories) (CVE-2021-37159): Linux kernel vulnerabilities

Severity
4
CVSS
(AV:L/AC:M/Au:N/C:P/I:P/A:P)
Published
07/21/2021
Created
09/30/2021
Added
09/28/2021
Modified
03/22/2023

Description

hso_free_net_device in drivers/net/usb/hso.c in the Linux kernel through 5.13.4 calls unregister_netdev without checking for the NETREG_REGISTERED state, leading to a use-after-free and a double free.

Solution(s)

  • ubuntu-upgrade-linux-image-4-15-0-1031-dell300x
  • ubuntu-upgrade-linux-image-4-15-0-1084-oracle
  • ubuntu-upgrade-linux-image-4-15-0-1099-raspi2
  • ubuntu-upgrade-linux-image-4-15-0-1103-kvm
  • ubuntu-upgrade-linux-image-4-15-0-1112-gcp
  • ubuntu-upgrade-linux-image-4-15-0-1116-aws
  • ubuntu-upgrade-linux-image-4-15-0-1116-snapdragon
  • ubuntu-upgrade-linux-image-4-15-0-1127-azure
  • ubuntu-upgrade-linux-image-4-15-0-163-generic
  • ubuntu-upgrade-linux-image-4-15-0-163-generic-lpae
  • ubuntu-upgrade-linux-image-4-15-0-163-lowlatency
  • ubuntu-upgrade-linux-image-4-4-0-1103-aws
  • ubuntu-upgrade-linux-image-4-4-0-1104-kvm
  • ubuntu-upgrade-linux-image-4-4-0-1139-aws
  • ubuntu-upgrade-linux-image-4-4-0-223-generic
  • ubuntu-upgrade-linux-image-4-4-0-223-lowlatency
  • ubuntu-upgrade-linux-image-5-10-0-1050-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-5-4-0-1008-ibm
  • ubuntu-upgrade-linux-image-5-4-0-1022-bluefield
  • ubuntu-upgrade-linux-image-5-4-0-1027-gkeop
  • ubuntu-upgrade-linux-image-5-4-0-1047-raspi
  • ubuntu-upgrade-linux-image-5-4-0-1050-kvm
  • ubuntu-upgrade-linux-image-5-4-0-1056-gke
  • ubuntu-upgrade-linux-image-5-4-0-1058-gcp
  • ubuntu-upgrade-linux-image-5-4-0-1058-oracle
  • ubuntu-upgrade-linux-image-5-4-0-1060-aws
  • ubuntu-upgrade-linux-image-5-4-0-1064-azure
  • ubuntu-upgrade-linux-image-5-4-0-91-generic
  • ubuntu-upgrade-linux-image-5-4-0-91-generic-lpae
  • ubuntu-upgrade-linux-image-5-4-0-91-lowlatency
  • 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-bluefield
  • 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-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-18-04
  • ubuntu-upgrade-linux-image-generic-lpae-hwe-20-04
  • ubuntu-upgrade-linux-image-generic-lts-xenial
  • 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-ibm
  • ubuntu-upgrade-linux-image-ibm-lts-20-04
  • 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-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-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

  • https://attackerkb.com/topics/cve-2021-37159
  • CVE - 2021-37159
  • CVE-2021-37159
  • USN-4525-1
  • USN-4526-1
  • USN-4948-1
  • USN-4979-1
  • USN-4982-1
  • USN-4984-1
  • USN-4997-1
  • USN-4997-2
  • USN-4999-1
  • USN-5000-1
  • USN-5000-2
  • USN-5001-1
  • USN-5092-1
  • USN-5092-2
  • USN-5092-3
  • USN-5096-1
  • USN-5113-1
  • USN-5114-1
  • USN-5115-1
  • USN-5116-1
  • USN-5116-2
  • USN-5163-1
  • USN-5164-1
  • USN-5165-1
  • USN-5207-1
  • USN-5265-1
  • USN-5266-1
  • USN-5267-1
  • USN-5267-3
  • USN-5268-1
  • USN-5278-1
  • USN-5294-1
  • USN-5294-2
  • USN-5295-1
  • USN-5295-2
  • USN-5297-1
  • USN-5298-1
  • USN-5302-1
  • USN-5338-1
  • USN-5339-1
  • USN-5361-1
  • USN-5362-1
  • USN-5377-1
  • USN-5383-1
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