USN-5219-1: Linux kernel vulnerability

Published Jan 11, 2022
·
Updated

It was discovered that the eBPF implementation in the Linux kernel did not properly validate the memory size of certain ring buffer operation arguments. A local attacker could use this to cause a denial of service (system crash) or possibly execute arbitrary code.

Affected Software

140 affected componentsFixes available
All of the following
ubuntu/linux-image-5.13.0-1008-kvm<5.13.0-1008.8
5.13.0-1008.8
Ubuntu Ubuntu=21.10
All of the following
ubuntu/linux-image-virtual<5.13.0.25.36
5.13.0.25.36
Ubuntu Ubuntu=21.10
All of the following
ubuntu/linux-image-5.13.0-25-generic<5.13.0-25.26
5.13.0-25.26
Ubuntu Ubuntu=21.10
All of the following
ubuntu/linux-image-generic-64k<5.13.0.25.36
5.13.0.25.36
Ubuntu Ubuntu=21.10
All of the following
ubuntu/linux-image-generic<5.13.0.25.36
5.13.0.25.36
Ubuntu Ubuntu=21.10
All of the following
ubuntu/linux-image-aws<5.13.0.1009.11
5.13.0.1009.11
Ubuntu Ubuntu=21.10
All of the following
ubuntu/linux-image-5.13.0-1010-gcp<5.13.0-1010.12
5.13.0-1010.12
Ubuntu Ubuntu=21.10
All of the following
ubuntu/linux-image-5.13.0-25-generic-64k<5.13.0-25.26
5.13.0-25.26
Ubuntu Ubuntu=21.10
All of the following
ubuntu/linux-image-5.13.0-25-generic-lpae<5.13.0-25.26
5.13.0-25.26
Ubuntu Ubuntu=21.10
All of the following
ubuntu/linux-image-5.13.0-1013-oracle<5.13.0-1013.16
5.13.0-1013.16
Ubuntu Ubuntu=21.10
All of the following
ubuntu/linux-image-5.13.0-1013-raspi-nolpae<5.13.0-1013.15
5.13.0-1013.15
Ubuntu Ubuntu=21.10
All of the following
ubuntu/linux-image-5.13.0-1010-azure<5.13.0-1010.11
5.13.0-1010.11
Ubuntu Ubuntu=21.10
All of the following
ubuntu/linux-image-raspi-nolpae<5.13.0.1013.19
5.13.0.1013.19
Ubuntu Ubuntu=21.10
All of the following
ubuntu/linux-image-oem-20.04<5.13.0.25.36
5.13.0.25.36
Ubuntu Ubuntu=21.10
All of the following
ubuntu/linux-image-gke<5.13.0.1010.10
5.13.0.1010.10
Ubuntu Ubuntu=21.10
All of the following
ubuntu/linux-image-5.13.0-1013-raspi<5.13.0-1013.15
5.13.0-1013.15
Ubuntu Ubuntu=21.10
All of the following
ubuntu/linux-image-gcp<5.13.0.1010.10
5.13.0.1010.10
Ubuntu Ubuntu=21.10
All of the following
ubuntu/linux-image-5.13.0-25-lowlatency<5.13.0-25.26
5.13.0-25.26
Ubuntu Ubuntu=21.10
All of the following
ubuntu/linux-image-oracle<5.13.0.1013.14
5.13.0.1013.14
Ubuntu Ubuntu=21.10
All of the following
ubuntu/linux-image-5.13.0-1009-aws<5.13.0-1009.10
5.13.0-1009.10
Ubuntu Ubuntu=21.10
All of the following
ubuntu/linux-image-azure<5.13.0.1010.11
5.13.0.1010.11
Ubuntu Ubuntu=21.10
All of the following
ubuntu/linux-image-raspi<5.13.0.1013.19
5.13.0.1013.19
Ubuntu Ubuntu=21.10
All of the following
ubuntu/linux-image-kvm<5.13.0.1008.8
5.13.0.1008.8
Ubuntu Ubuntu=21.10
All of the following
ubuntu/linux-image-generic-lpae<5.13.0.25.36
5.13.0.25.36
Ubuntu Ubuntu=21.10
All of the following
ubuntu/linux-image-lowlatency<5.13.0.25.36
5.13.0.25.36
Ubuntu Ubuntu=21.10
All of the following
ubuntu/linux-image-virtual<5.11.0.46.46
5.11.0.46.46
Ubuntu Ubuntu=21.04
All of the following
ubuntu/linux-image-5.11.0-46-generic-64k<5.11.0-46.51
5.11.0-46.51
Ubuntu Ubuntu=21.04
All of the following
ubuntu/linux-image-generic-64k<5.11.0.46.46
5.11.0.46.46
Ubuntu Ubuntu=21.04
All of the following
ubuntu/linux-image-generic<5.11.0.46.46
5.11.0.46.46
Ubuntu Ubuntu=21.04
All of the following
ubuntu/linux-image-aws<5.11.0.1025.25
5.11.0.1025.25
Ubuntu Ubuntu=21.04
All of the following
ubuntu/linux-image-5.11.0-1025-raspi-nolpae<5.11.0-1025.27
5.11.0-1025.27
Ubuntu Ubuntu=21.04
All of the following
ubuntu/linux-image-5.11.0-1025-azure<5.11.0-1025.27
5.11.0-1025.27
Ubuntu Ubuntu=21.04
All of the following
ubuntu/linux-image-5.11.0-1025-raspi<5.11.0-1025.27
5.11.0-1025.27
Ubuntu Ubuntu=21.04
All of the following
ubuntu/linux-image-5.11.0-46-generic<5.11.0-46.51
5.11.0-46.51
Ubuntu Ubuntu=21.04
All of the following
ubuntu/linux-image-5.11.0-1022-kvm<5.11.0-1022.24
5.11.0-1022.24
Ubuntu Ubuntu=21.04
All of the following
ubuntu/linux-image-5.11.0-1025-oracle<5.11.0-1025.27
5.11.0-1025.27
Ubuntu Ubuntu=21.04
All of the following
ubuntu/linux-image-azure<5.11.0.1025.25
5.11.0.1025.25
Ubuntu Ubuntu=21.04
All of the following
ubuntu/linux-image-raspi-nolpae<5.11.0.1025.23
5.11.0.1025.23
Ubuntu Ubuntu=21.04
All of the following
ubuntu/linux-image-oem-20.04<5.11.0.46.46
5.11.0.46.46
Ubuntu Ubuntu=21.04
All of the following
ubuntu/linux-image-gke<5.11.0.1026.25
5.11.0.1026.25
Ubuntu Ubuntu=21.04
All of the following
ubuntu/linux-image-5.11.0-1026-gcp<5.11.0-1026.29
5.11.0-1026.29
Ubuntu Ubuntu=21.04
All of the following
ubuntu/linux-image-5.11.0-46-lowlatency<5.11.0-46.51
5.11.0-46.51
Ubuntu Ubuntu=21.04
All of the following
ubuntu/linux-image-gcp<5.11.0.1026.25
5.11.0.1026.25
Ubuntu Ubuntu=21.04
All of the following
ubuntu/linux-image-5.11.0-1025-aws<5.11.0-1025.27
5.11.0-1025.27
Ubuntu Ubuntu=21.04
All of the following
ubuntu/linux-image-oracle<5.11.0.1025.25
5.11.0.1025.25
Ubuntu Ubuntu=21.04
All of the following
ubuntu/linux-image-5.11.0-46-generic-lpae<5.11.0-46.51
5.11.0-46.51
Ubuntu Ubuntu=21.04
All of the following
ubuntu/linux-image-raspi<5.11.0.1025.23
5.11.0.1025.23
Ubuntu Ubuntu=21.04
All of the following
ubuntu/linux-image-kvm<5.11.0.1022.23
5.11.0.1022.23
Ubuntu Ubuntu=21.04
All of the following
ubuntu/linux-image-generic-lpae<5.11.0.46.46
5.11.0.46.46
Ubuntu Ubuntu=21.04
All of the following
ubuntu/linux-image-lowlatency<5.11.0.46.46
5.11.0.46.46
Ubuntu Ubuntu=21.04
All of the following
ubuntu/linux-image-oem-20.04b<5.10.0.1055.56
5.10.0.1055.56
Ubuntu Ubuntu=20.04
All of the following
ubuntu/linux-image-5.11.0-46-generic-lpae<5.11.0-46.51~20.04.1
5.11.0-46.51~20.04.1
Ubuntu Ubuntu=20.04
All of the following
ubuntu/linux-image-aws<5.11.0.1025.27~20.04.24
5.11.0.1025.27~20.04.24
Ubuntu Ubuntu=20.04
All of the following
ubuntu/linux-image-lowlatency-hwe-20.04<5.11.0.46.51~20.04.23
5.11.0.46.51~20.04.23
Ubuntu Ubuntu=20.04
All of the following
ubuntu/linux-image-5.11.0-1025-azure<5.11.0-1025.27~20.04.1
5.11.0-1025.27~20.04.1
Ubuntu Ubuntu=20.04
All of the following
ubuntu/linux-image-5.10.0-1055-oem<5.10.0-1055.58
5.10.0-1055.58
Ubuntu Ubuntu=20.04
All of the following
ubuntu/linux-image-5.11.0-1026-gcp<5.11.0-1026.29~20.04.1
5.11.0-1026.29~20.04.1
Ubuntu Ubuntu=20.04
All of the following
ubuntu/linux-image-5.11.0-46-generic<5.11.0-46.51~20.04.1
5.11.0-46.51~20.04.1
Ubuntu Ubuntu=20.04
All of the following
ubuntu/linux-image-5.11.0-1025-oracle<5.11.0-1025.27~20.04.1
5.11.0-1025.27~20.04.1
Ubuntu Ubuntu=20.04
All of the following
ubuntu/linux-image-generic-hwe-20.04<5.11.0.46.51~20.04.23
5.11.0.46.51~20.04.23
Ubuntu Ubuntu=20.04
All of the following
ubuntu/linux-image-oem-20.04<5.10.0.1055.56
5.10.0.1055.56
Ubuntu Ubuntu=20.04
All of the following
ubuntu/linux-image-5.11.0-46-lowlatency<5.11.0-46.51~20.04.1
5.11.0-46.51~20.04.1
Ubuntu Ubuntu=20.04
All of the following
ubuntu/linux-image-gcp<5.11.0.1026.29~20.04.25
5.11.0.1026.29~20.04.25
Ubuntu Ubuntu=20.04
All of the following
ubuntu/linux-image-5.11.0-1025-aws<5.11.0-1025.27~20.04.1
5.11.0-1025.27~20.04.1
Ubuntu Ubuntu=20.04
All of the following
ubuntu/linux-image-oracle<5.11.0.1025.27~20.04.18
5.11.0.1025.27~20.04.18
Ubuntu Ubuntu=20.04
All of the following
ubuntu/linux-image-5.11.0-46-generic-64k<5.11.0-46.51~20.04.1
5.11.0-46.51~20.04.1
Ubuntu Ubuntu=20.04
All of the following
ubuntu/linux-image-generic-lpae-hwe-20.04<5.11.0.46.51~20.04.23
5.11.0.46.51~20.04.23
Ubuntu Ubuntu=20.04
All of the following
ubuntu/linux-image-azure<5.11.0.1025.27~20.04.24
5.11.0.1025.27~20.04.24
Ubuntu Ubuntu=20.04
All of the following
ubuntu/linux-image-generic-64k-hwe-20.04<5.11.0.46.51~20.04.23
5.11.0.46.51~20.04.23
Ubuntu Ubuntu=20.04
All of the following
ubuntu/linux-image-virtual-hwe-20.04<5.11.0.46.51~20.04.23
5.11.0.46.51~20.04.23
Ubuntu Ubuntu=20.04

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

    Upgrade ubuntu/linux-image-5.13.0-1008-kvm to a version that resolves this vulnerability.

    Fixed in 5.13.0-1008.8
  2. Upgrade

    Upgrade ubuntu/linux-image-virtual to a version that resolves this vulnerability.

    Fixed in 5.13.0.25.36
  3. Upgrade

    Upgrade ubuntu/linux-image-5.13.0-25-generic to a version that resolves this vulnerability.

    Fixed in 5.13.0-25.26
  4. Upgrade

    Upgrade ubuntu/linux-image-generic-64k to a version that resolves this vulnerability.

    Fixed in 5.13.0.25.36
  5. Upgrade

    Upgrade ubuntu/linux-image-generic to a version that resolves this vulnerability.

    Fixed in 5.13.0.25.36
  6. Upgrade

    Upgrade ubuntu/linux-image-aws to a version that resolves this vulnerability.

    Fixed in 5.13.0.1009.11
  7. Upgrade

    Upgrade ubuntu/linux-image-5.13.0-1010-gcp to a version that resolves this vulnerability.

    Fixed in 5.13.0-1010.12
  8. Upgrade

    Upgrade ubuntu/linux-image-5.13.0-25-generic-64k to a version that resolves this vulnerability.

    Fixed in 5.13.0-25.26
  9. Upgrade

    Upgrade ubuntu/linux-image-5.13.0-25-generic-lpae to a version that resolves this vulnerability.

    Fixed in 5.13.0-25.26
  10. Upgrade

    Upgrade ubuntu/linux-image-5.13.0-1013-oracle to a version that resolves this vulnerability.

    Fixed in 5.13.0-1013.16
  11. Upgrade

    Upgrade ubuntu/linux-image-5.13.0-1013-raspi-nolpae to a version that resolves this vulnerability.

    Fixed in 5.13.0-1013.15
  12. Upgrade

    Upgrade ubuntu/linux-image-5.13.0-1010-azure to a version that resolves this vulnerability.

    Fixed in 5.13.0-1010.11
  13. Upgrade

    Upgrade ubuntu/linux-image-raspi-nolpae to a version that resolves this vulnerability.

    Fixed in 5.13.0.1013.19
  14. Upgrade

    Upgrade ubuntu/linux-image-oem-20.04 to a version that resolves this vulnerability.

    Fixed in 5.13.0.25.36
  15. Upgrade

    Upgrade ubuntu/linux-image-gke to a version that resolves this vulnerability.

    Fixed in 5.13.0.1010.10
  16. Upgrade

    Upgrade ubuntu/linux-image-5.13.0-1013-raspi to a version that resolves this vulnerability.

    Fixed in 5.13.0-1013.15
  17. Upgrade

    Upgrade ubuntu/linux-image-gcp to a version that resolves this vulnerability.

    Fixed in 5.13.0.1010.10
  18. Upgrade

    Upgrade ubuntu/linux-image-5.13.0-25-lowlatency to a version that resolves this vulnerability.

    Fixed in 5.13.0-25.26
  19. Upgrade

    Upgrade ubuntu/linux-image-oracle to a version that resolves this vulnerability.

    Fixed in 5.13.0.1013.14
  20. Upgrade

    Upgrade ubuntu/linux-image-5.13.0-1009-aws to a version that resolves this vulnerability.

    Fixed in 5.13.0-1009.10
  21. Upgrade

    Upgrade ubuntu/linux-image-azure to a version that resolves this vulnerability.

    Fixed in 5.13.0.1010.11
  22. Upgrade

    Upgrade ubuntu/linux-image-raspi to a version that resolves this vulnerability.

    Fixed in 5.13.0.1013.19
  23. Upgrade

    Upgrade ubuntu/linux-image-kvm to a version that resolves this vulnerability.

    Fixed in 5.13.0.1008.8
  24. Upgrade

    Upgrade ubuntu/linux-image-generic-lpae to a version that resolves this vulnerability.

    Fixed in 5.13.0.25.36
  25. Upgrade

    Upgrade ubuntu/linux-image-lowlatency to a version that resolves this vulnerability.

    Fixed in 5.13.0.25.36
  26. Upgrade

    Upgrade ubuntu/linux-image-virtual to a version that resolves this vulnerability.

    Fixed in 5.11.0.46.46
  27. Upgrade

    Upgrade ubuntu/linux-image-5.11.0-46-generic-64k to a version that resolves this vulnerability.

    Fixed in 5.11.0-46.51
  28. Upgrade

    Upgrade ubuntu/linux-image-generic-64k to a version that resolves this vulnerability.

    Fixed in 5.11.0.46.46
  29. Upgrade

    Upgrade ubuntu/linux-image-generic to a version that resolves this vulnerability.

    Fixed in 5.11.0.46.46
  30. Upgrade

    Upgrade ubuntu/linux-image-aws to a version that resolves this vulnerability.

    Fixed in 5.11.0.1025.25
  31. Upgrade

    Upgrade ubuntu/linux-image-5.11.0-1025-raspi-nolpae to a version that resolves this vulnerability.

    Fixed in 5.11.0-1025.27
  32. Upgrade

    Upgrade ubuntu/linux-image-5.11.0-1025-azure to a version that resolves this vulnerability.

    Fixed in 5.11.0-1025.27
  33. Upgrade

    Upgrade ubuntu/linux-image-5.11.0-1025-raspi to a version that resolves this vulnerability.

    Fixed in 5.11.0-1025.27
  34. Upgrade

    Upgrade ubuntu/linux-image-5.11.0-46-generic to a version that resolves this vulnerability.

    Fixed in 5.11.0-46.51
  35. Upgrade

    Upgrade ubuntu/linux-image-5.11.0-1022-kvm to a version that resolves this vulnerability.

    Fixed in 5.11.0-1022.24
  36. Upgrade

    Upgrade ubuntu/linux-image-5.11.0-1025-oracle to a version that resolves this vulnerability.

    Fixed in 5.11.0-1025.27
  37. Upgrade

    Upgrade ubuntu/linux-image-azure to a version that resolves this vulnerability.

    Fixed in 5.11.0.1025.25
  38. Upgrade

    Upgrade ubuntu/linux-image-raspi-nolpae to a version that resolves this vulnerability.

    Fixed in 5.11.0.1025.23
  39. Upgrade

    Upgrade ubuntu/linux-image-oem-20.04 to a version that resolves this vulnerability.

    Fixed in 5.11.0.46.46
  40. Upgrade

    Upgrade ubuntu/linux-image-gke to a version that resolves this vulnerability.

    Fixed in 5.11.0.1026.25
  41. Upgrade

    Upgrade ubuntu/linux-image-5.11.0-1026-gcp to a version that resolves this vulnerability.

    Fixed in 5.11.0-1026.29
  42. Upgrade

    Upgrade ubuntu/linux-image-5.11.0-46-lowlatency to a version that resolves this vulnerability.

    Fixed in 5.11.0-46.51
  43. Upgrade

    Upgrade ubuntu/linux-image-gcp to a version that resolves this vulnerability.

    Fixed in 5.11.0.1026.25
  44. Upgrade

    Upgrade ubuntu/linux-image-5.11.0-1025-aws to a version that resolves this vulnerability.

    Fixed in 5.11.0-1025.27
  45. Upgrade

    Upgrade ubuntu/linux-image-oracle to a version that resolves this vulnerability.

    Fixed in 5.11.0.1025.25
  46. Upgrade

    Upgrade ubuntu/linux-image-5.11.0-46-generic-lpae to a version that resolves this vulnerability.

    Fixed in 5.11.0-46.51
  47. Upgrade

    Upgrade ubuntu/linux-image-raspi to a version that resolves this vulnerability.

    Fixed in 5.11.0.1025.23
  48. Upgrade

    Upgrade ubuntu/linux-image-kvm to a version that resolves this vulnerability.

    Fixed in 5.11.0.1022.23
  49. Upgrade

    Upgrade ubuntu/linux-image-generic-lpae to a version that resolves this vulnerability.

    Fixed in 5.11.0.46.46
  50. Upgrade

    Upgrade ubuntu/linux-image-lowlatency to a version that resolves this vulnerability.

    Fixed in 5.11.0.46.46
  51. Upgrade

    Upgrade ubuntu/linux-image-oem-20.04b to a version that resolves this vulnerability.

    Fixed in 5.10.0.1055.56
  52. Upgrade

    Upgrade ubuntu/linux-image-5.11.0-46-generic-lpae to a version that resolves this vulnerability.

    Fixed in 5.11.0-46.51~20.04.1
  53. Upgrade

    Upgrade ubuntu/linux-image-aws to a version that resolves this vulnerability.

    Fixed in 5.11.0.1025.27~20.04.24
  54. Upgrade

    Upgrade ubuntu/linux-image-lowlatency-hwe-20.04 to a version that resolves this vulnerability.

    Fixed in 5.11.0.46.51~20.04.23
  55. Upgrade

    Upgrade ubuntu/linux-image-5.11.0-1025-azure to a version that resolves this vulnerability.

    Fixed in 5.11.0-1025.27~20.04.1
  56. Upgrade

    Upgrade ubuntu/linux-image-5.10.0-1055-oem to a version that resolves this vulnerability.

    Fixed in 5.10.0-1055.58
  57. Upgrade

    Upgrade ubuntu/linux-image-5.11.0-1026-gcp to a version that resolves this vulnerability.

    Fixed in 5.11.0-1026.29~20.04.1
  58. Upgrade

    Upgrade ubuntu/linux-image-5.11.0-46-generic to a version that resolves this vulnerability.

    Fixed in 5.11.0-46.51~20.04.1
  59. Upgrade

    Upgrade ubuntu/linux-image-5.11.0-1025-oracle to a version that resolves this vulnerability.

    Fixed in 5.11.0-1025.27~20.04.1
  60. Upgrade

    Upgrade ubuntu/linux-image-generic-hwe-20.04 to a version that resolves this vulnerability.

    Fixed in 5.11.0.46.51~20.04.23
  61. Upgrade

    Upgrade ubuntu/linux-image-oem-20.04 to a version that resolves this vulnerability.

    Fixed in 5.10.0.1055.56
  62. Upgrade

    Upgrade ubuntu/linux-image-5.11.0-46-lowlatency to a version that resolves this vulnerability.

    Fixed in 5.11.0-46.51~20.04.1
  63. Upgrade

    Upgrade ubuntu/linux-image-gcp to a version that resolves this vulnerability.

    Fixed in 5.11.0.1026.29~20.04.25
  64. Upgrade

    Upgrade ubuntu/linux-image-5.11.0-1025-aws to a version that resolves this vulnerability.

    Fixed in 5.11.0-1025.27~20.04.1
  65. Upgrade

    Upgrade ubuntu/linux-image-oracle to a version that resolves this vulnerability.

    Fixed in 5.11.0.1025.27~20.04.18
  66. Upgrade

    Upgrade ubuntu/linux-image-5.11.0-46-generic-64k to a version that resolves this vulnerability.

    Fixed in 5.11.0-46.51~20.04.1
  67. Upgrade

    Upgrade ubuntu/linux-image-generic-lpae-hwe-20.04 to a version that resolves this vulnerability.

    Fixed in 5.11.0.46.51~20.04.23
  68. Upgrade

    Upgrade ubuntu/linux-image-azure to a version that resolves this vulnerability.

    Fixed in 5.11.0.1025.27~20.04.24
  69. Upgrade

    Upgrade ubuntu/linux-image-generic-64k-hwe-20.04 to a version that resolves this vulnerability.

    Fixed in 5.11.0.46.51~20.04.23
  70. Upgrade

    Upgrade ubuntu/linux-image-virtual-hwe-20.04 to a version that resolves this vulnerability.

    Fixed in 5.11.0.46.51~20.04.23

Event History

Jan 11, 2022
Advisory Published
via Ubuntu·12:00 AM

Child vulnerabilities

Contains the following vulnerabilities.

Frequently Asked Questions

1

What is the severity of USN-5219-1?

The severity level of USN-5219-1 is considered high due to potential denial of service and arbitrary code execution risks.

2

How do I fix USN-5219-1?

To fix USN-5219-1, upgrade to the latest kernel version as specified in the advisory, which is 5.13.0-1008.8 or higher.

3

What are the potential impacts of USN-5219-1?

The impacts of USN-5219-1 include possible system crashes and exploitation that may lead to arbitrary code execution.

4

Who is affected by USN-5219-1?

Users of Ubuntu 21.10 with specific kernel packages such as linux-image-5.13.0-1008-kvm are affected by USN-5219-1.

5

What should I do if I'm using an affected version for USN-5219-1?

If using an affected version, you should immediately update your kernel to the fixed version provided in the USN-5219-1 notice.

Company

Resources

Contact

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