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Ubuntu: (Multiple Advisories) (CVE-2021-42739): Linux kernel (OEM) vulnerabilities

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Ubuntu: (Multiple Advisories) (CVE-2021-42739): Linux kernel (OEM) vulnerabilities

Severity
5
CVSS
(AV:L/AC:L/Au:N/C:P/I:P/A:P)
Published
10/20/2021
Created
01/08/2022
Added
12/01/2021
Modified
03/26/2024

Description

The firewire subsystem in the Linux kernel through 5.14.13 has a buffer overflow related to drivers/media/firewire/firedtv-avc.c and drivers/media/firewire/firedtv-ci.c, because avc_ca_pmt mishandles bounds checking.

Solution(s)

  • ubuntu-upgrade-linux-image-4-15-0-1034-dell300x
  • ubuntu-upgrade-linux-image-4-15-0-1086-oracle
  • ubuntu-upgrade-linux-image-4-15-0-1102-raspi2
  • ubuntu-upgrade-linux-image-4-15-0-1106-kvm
  • ubuntu-upgrade-linux-image-4-15-0-1115-gcp
  • ubuntu-upgrade-linux-image-4-15-0-1119-snapdragon
  • ubuntu-upgrade-linux-image-4-15-0-1130-azure
  • ubuntu-upgrade-linux-image-4-15-0-167-generic
  • ubuntu-upgrade-linux-image-4-15-0-167-generic-lpae
  • ubuntu-upgrade-linux-image-4-15-0-167-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-5-10-0-1053-oem
  • ubuntu-upgrade-linux-image-5-11-0-1028-azure
  • ubuntu-upgrade-linux-image-5-11-0-1028-oracle
  • ubuntu-upgrade-linux-image-5-11-0-1029-gcp
  • ubuntu-upgrade-linux-image-5-13-0-1011-kvm
  • ubuntu-upgrade-linux-image-5-13-0-1012-aws
  • ubuntu-upgrade-linux-image-5-13-0-1013-gcp
  • ubuntu-upgrade-linux-image-5-13-0-1016-oracle
  • ubuntu-upgrade-linux-image-5-13-0-1016-raspi
  • ubuntu-upgrade-linux-image-5-13-0-1016-raspi-nolpae
  • ubuntu-upgrade-linux-image-5-13-0-1029-oem
  • ubuntu-upgrade-linux-image-5-13-0-28-generic
  • ubuntu-upgrade-linux-image-5-13-0-28-generic-64k
  • ubuntu-upgrade-linux-image-5-13-0-28-generic-lpae
  • ubuntu-upgrade-linux-image-5-13-0-28-lowlatency
  • ubuntu-upgrade-linux-image-5-14-0-1008-oem
  • ubuntu-upgrade-linux-image-5-4-0-1013-ibm
  • ubuntu-upgrade-linux-image-5-4-0-1014-ibm
  • ubuntu-upgrade-linux-image-5-4-0-1026-bluefield
  • ubuntu-upgrade-linux-image-5-4-0-1032-gkeop
  • ubuntu-upgrade-linux-image-5-4-0-1033-gkeop
  • ubuntu-upgrade-linux-image-5-4-0-1052-raspi
  • ubuntu-upgrade-linux-image-5-4-0-1054-kvm
  • ubuntu-upgrade-linux-image-5-4-0-1055-kvm
  • ubuntu-upgrade-linux-image-5-4-0-1061-gke
  • ubuntu-upgrade-linux-image-5-4-0-1062-gke
  • ubuntu-upgrade-linux-image-5-4-0-1062-oracle
  • ubuntu-upgrade-linux-image-5-4-0-1063-gcp
  • ubuntu-upgrade-linux-image-5-4-0-1063-oracle
  • ubuntu-upgrade-linux-image-5-4-0-1064-aws
  • ubuntu-upgrade-linux-image-5-4-0-1064-gcp
  • ubuntu-upgrade-linux-image-5-4-0-1065-aws
  • ubuntu-upgrade-linux-image-5-4-0-1068-azure
  • ubuntu-upgrade-linux-image-5-4-0-1069-azure
  • ubuntu-upgrade-linux-image-5-4-0-97-generic
  • ubuntu-upgrade-linux-image-5-4-0-97-generic-lpae
  • ubuntu-upgrade-linux-image-5-4-0-97-lowlatency
  • ubuntu-upgrade-linux-image-5-4-0-99-generic
  • ubuntu-upgrade-linux-image-5-4-0-99-generic-lpae
  • ubuntu-upgrade-linux-image-5-4-0-99-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-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-18-04-edge
  • 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-18-04-edge
  • 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-16-04-edge
  • ubuntu-upgrade-linux-image-lowlatency-hwe-18-04
  • ubuntu-upgrade-linux-image-lowlatency-hwe-18-04-edge
  • 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-20-04d
  • 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-18-04-edge
  • ubuntu-upgrade-linux-image-virtual-hwe-20-04
  • ubuntu-upgrade-linux-image-virtual-lts-xenial

References

  • https://attackerkb.com/topics/cve-2021-42739
  • CVE - 2021-42739
  • CVE-2021-42739
  • 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-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-5267-2
  • 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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