USN-8149-1: Linux kernel vulnerabilities

Published Apr 2, 2026
·
Updated

Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems:

Affected Software

93 affected componentsFixes available
All of the following
ubuntu/linux-image-6.17.0-1009-realtime<6.17.0-1009.10
6.17.0-1009.10
Ubuntu Ubuntu=25.10
All of the following
ubuntu/linux-image-6.17.0-1010-aws<6.17.0-1010.10
6.17.0-1010.10
Ubuntu Ubuntu=25.10
All of the following
ubuntu/linux-image-6.17.0-1010-aws-64k<6.17.0-1010.10
6.17.0-1010.10
Ubuntu Ubuntu=25.10
All of the following
ubuntu/linux-image-6.17.0-1010-gcp<6.17.0-1010.10
6.17.0-1010.10
Ubuntu Ubuntu=25.10
All of the following
ubuntu/linux-image-6.17.0-1010-gcp-64k<6.17.0-1010.10
6.17.0-1010.10
Ubuntu Ubuntu=25.10
All of the following
ubuntu/linux-image-6.17.0-20-generic<6.17.0-20.20
6.17.0-20.20
Ubuntu Ubuntu=25.10
All of the following
ubuntu/linux-image-6.17.0-20-generic-64k<6.17.0-20.20
6.17.0-20.20
Ubuntu Ubuntu=25.10
All of the following
ubuntu/linux-image-aws<6.17.0-1010.10
6.17.0-1010.10
Ubuntu Ubuntu=25.10
All of the following
ubuntu/linux-image-aws-6.17<6.17.0-1010.10
6.17.0-1010.10
Ubuntu Ubuntu=25.10
All of the following
ubuntu/linux-image-aws-64k<6.17.0-1010.10
6.17.0-1010.10
Ubuntu Ubuntu=25.10
All of the following
ubuntu/linux-image-aws-64k-6.17<6.17.0-1010.10
6.17.0-1010.10
Ubuntu Ubuntu=25.10
All of the following
ubuntu/linux-image-gcp<6.17.0-1010.10
6.17.0-1010.10
Ubuntu Ubuntu=25.10
All of the following
ubuntu/linux-image-gcp-6.17<6.17.0-1010.10
6.17.0-1010.10
Ubuntu Ubuntu=25.10
All of the following
ubuntu/linux-image-gcp-64k<6.17.0-1010.10
6.17.0-1010.10
Ubuntu Ubuntu=25.10
All of the following
ubuntu/linux-image-gcp-64k-6.17<6.17.0-1010.10
6.17.0-1010.10
Ubuntu Ubuntu=25.10
All of the following
ubuntu/linux-image-generic<6.17.0-20.20
6.17.0-20.20
Ubuntu Ubuntu=25.10
All of the following
ubuntu/linux-image-generic-6.17<6.17.0-20.20
6.17.0-20.20
Ubuntu Ubuntu=25.10
All of the following
ubuntu/linux-image-generic-64k<6.17.0-20.20
6.17.0-20.20
Ubuntu Ubuntu=25.10
All of the following
ubuntu/linux-image-generic-64k-6.17<6.17.0-20.20
6.17.0-20.20
Ubuntu Ubuntu=25.10
All of the following
ubuntu/linux-image-realtime<6.17.0-1009.10
6.17.0-1009.10
Ubuntu Ubuntu=25.10
All of the following
ubuntu/linux-image-realtime-6.17<6.17.0-1009.10
6.17.0-1009.10
Ubuntu Ubuntu=25.10
All of the following
ubuntu/linux-image-virtual<6.17.0-20.20
6.17.0-20.20
Ubuntu Ubuntu=25.10
All of the following
ubuntu/linux-image-virtual-6.17<6.17.0-20.20
6.17.0-20.20
Ubuntu Ubuntu=25.10
All of the following
ubuntu/linux-image-6.17.0-1010-aws<6.17.0-1010.10~24.04.1
6.17.0-1010.10~24.04.1
Ubuntu Ubuntu=24.04
All of the following
ubuntu/linux-image-6.17.0-1010-aws-64k<6.17.0-1010.10~24.04.1
6.17.0-1010.10~24.04.1
Ubuntu Ubuntu=24.04
All of the following
ubuntu/linux-image-6.17.0-1010-gcp<6.17.0-1010.10~24.04.1
6.17.0-1010.10~24.04.1
Ubuntu Ubuntu=24.04
All of the following
ubuntu/linux-image-6.17.0-1010-gcp-64k<6.17.0-1010.10~24.04.1
6.17.0-1010.10~24.04.1
Ubuntu Ubuntu=24.04
All of the following
ubuntu/linux-image-6.17.0-20-generic<6.17.0-20.20~24.04.1
6.17.0-20.20~24.04.1
Ubuntu Ubuntu=24.04
All of the following
ubuntu/linux-image-6.17.0-20-generic-64k<6.17.0-20.20~24.04.1
6.17.0-20.20~24.04.1
Ubuntu Ubuntu=24.04
All of the following
ubuntu/linux-image-aws<6.17.0-1010.10~24.04.1
6.17.0-1010.10~24.04.1
Ubuntu Ubuntu=24.04
All of the following
ubuntu/linux-image-aws-6.17<6.17.0-1010.10~24.04.1
6.17.0-1010.10~24.04.1
Ubuntu Ubuntu=24.04
All of the following
ubuntu/linux-image-aws-64k<6.17.0-1010.10~24.04.1
6.17.0-1010.10~24.04.1
Ubuntu Ubuntu=24.04
All of the following
ubuntu/linux-image-aws-64k-6.17<6.17.0-1010.10~24.04.1
6.17.0-1010.10~24.04.1
Ubuntu Ubuntu=24.04
All of the following
ubuntu/linux-image-gcp<6.17.0-1010.10~24.04.1
6.17.0-1010.10~24.04.1
Ubuntu Ubuntu=24.04
All of the following
ubuntu/linux-image-gcp-6.17<6.17.0-1010.10~24.04.1
6.17.0-1010.10~24.04.1
Ubuntu Ubuntu=24.04
All of the following
ubuntu/linux-image-gcp-64k<6.17.0-1010.10~24.04.1
6.17.0-1010.10~24.04.1
Ubuntu Ubuntu=24.04
All of the following
ubuntu/linux-image-gcp-64k-6.17<6.17.0-1010.10~24.04.1
6.17.0-1010.10~24.04.1
Ubuntu Ubuntu=24.04
All of the following
ubuntu/linux-image-generic-6.17<6.17.0-20.20~24.04.1
6.17.0-20.20~24.04.1
Ubuntu Ubuntu=24.04
All of the following
ubuntu/linux-image-generic-64k-6.17<6.17.0-20.20~24.04.1
6.17.0-20.20~24.04.1
Ubuntu Ubuntu=24.04
All of the following
ubuntu/linux-image-generic-64k-hwe-24.04<6.17.0-20.20~24.04.1
6.17.0-20.20~24.04.1
Ubuntu Ubuntu=24.04
All of the following
ubuntu/linux-image-generic-hwe-24.04<6.17.0-20.20~24.04.1
6.17.0-20.20~24.04.1
Ubuntu Ubuntu=24.04
All of the following
ubuntu/linux-image-virtual-6.17<6.17.0-20.20~24.04.1
6.17.0-20.20~24.04.1
Ubuntu Ubuntu=24.04
All of the following
ubuntu/linux-image-virtual-hwe-24.04<6.17.0-20.20~24.04.1
6.17.0-20.20~24.04.1
Ubuntu Ubuntu=24.04
ubuntu/linux-aws-6.17<6.17.0-1010.10~24.04.1
6.17.0-1010.10~24.04.1
ubuntu/linux-gcp-6.17<6.17.0-1010.10~24.04.1
6.17.0-1010.10~24.04.1
ubuntu/linux-hwe-6.17<6.17.0-20.20~24.04.1
6.17.0-20.20~24.04.1
ubuntu/linux<6.17.0-20.20
6.17.0-20.20
ubuntu/linux-aws<6.17.0-1010.10
6.17.0-1010.10
ubuntu/linux-gcp<6.17.0-1010.10
6.17.0-1010.10
ubuntu/linux-realtime<6.17.0-1009.10
6.17.0-1009.10

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

    Upgrade ubuntu/linux-image-6.17.0-1009-realtime to a version that resolves this vulnerability.

    Fixed in 6.17.0-1009.10
  2. Upgrade

    Upgrade ubuntu/linux-image-6.17.0-1010-aws to a version that resolves this vulnerability.

    Fixed in 6.17.0-1010.10
  3. Upgrade

    Upgrade ubuntu/linux-image-6.17.0-1010-aws-64k to a version that resolves this vulnerability.

    Fixed in 6.17.0-1010.10
  4. Upgrade

    Upgrade ubuntu/linux-image-6.17.0-1010-gcp to a version that resolves this vulnerability.

    Fixed in 6.17.0-1010.10
  5. Upgrade

    Upgrade ubuntu/linux-image-6.17.0-1010-gcp-64k to a version that resolves this vulnerability.

    Fixed in 6.17.0-1010.10
  6. Upgrade

    Upgrade ubuntu/linux-image-6.17.0-20-generic to a version that resolves this vulnerability.

    Fixed in 6.17.0-20.20
  7. Upgrade

    Upgrade ubuntu/linux-image-6.17.0-20-generic-64k to a version that resolves this vulnerability.

    Fixed in 6.17.0-20.20
  8. Upgrade

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

    Fixed in 6.17.0-1010.10
  9. Upgrade

    Upgrade ubuntu/linux-image-aws-6.17 to a version that resolves this vulnerability.

    Fixed in 6.17.0-1010.10
  10. Upgrade

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

    Fixed in 6.17.0-1010.10
  11. Upgrade

    Upgrade ubuntu/linux-image-aws-64k-6.17 to a version that resolves this vulnerability.

    Fixed in 6.17.0-1010.10
  12. Upgrade

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

    Fixed in 6.17.0-1010.10
  13. Upgrade

    Upgrade ubuntu/linux-image-gcp-6.17 to a version that resolves this vulnerability.

    Fixed in 6.17.0-1010.10
  14. Upgrade

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

    Fixed in 6.17.0-1010.10
  15. Upgrade

    Upgrade ubuntu/linux-image-gcp-64k-6.17 to a version that resolves this vulnerability.

    Fixed in 6.17.0-1010.10
  16. Upgrade

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

    Fixed in 6.17.0-20.20
  17. Upgrade

    Upgrade ubuntu/linux-image-generic-6.17 to a version that resolves this vulnerability.

    Fixed in 6.17.0-20.20
  18. Upgrade

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

    Fixed in 6.17.0-20.20
  19. Upgrade

    Upgrade ubuntu/linux-image-generic-64k-6.17 to a version that resolves this vulnerability.

    Fixed in 6.17.0-20.20
  20. Upgrade

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

    Fixed in 6.17.0-1009.10
  21. Upgrade

    Upgrade ubuntu/linux-image-realtime-6.17 to a version that resolves this vulnerability.

    Fixed in 6.17.0-1009.10
  22. Upgrade

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

    Fixed in 6.17.0-20.20
  23. Upgrade

    Upgrade ubuntu/linux-image-virtual-6.17 to a version that resolves this vulnerability.

    Fixed in 6.17.0-20.20
  24. Upgrade

    Upgrade ubuntu/linux-image-6.17.0-1010-aws to a version that resolves this vulnerability.

    Fixed in 6.17.0-1010.10~24.04.1
  25. Upgrade

    Upgrade ubuntu/linux-image-6.17.0-1010-aws-64k to a version that resolves this vulnerability.

    Fixed in 6.17.0-1010.10~24.04.1
  26. Upgrade

    Upgrade ubuntu/linux-image-6.17.0-1010-gcp to a version that resolves this vulnerability.

    Fixed in 6.17.0-1010.10~24.04.1
  27. Upgrade

    Upgrade ubuntu/linux-image-6.17.0-1010-gcp-64k to a version that resolves this vulnerability.

    Fixed in 6.17.0-1010.10~24.04.1
  28. Upgrade

    Upgrade ubuntu/linux-image-6.17.0-20-generic to a version that resolves this vulnerability.

    Fixed in 6.17.0-20.20~24.04.1
  29. Upgrade

    Upgrade ubuntu/linux-image-6.17.0-20-generic-64k to a version that resolves this vulnerability.

    Fixed in 6.17.0-20.20~24.04.1
  30. Upgrade

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

    Fixed in 6.17.0-1010.10~24.04.1
  31. Upgrade

    Upgrade ubuntu/linux-image-aws-6.17 to a version that resolves this vulnerability.

    Fixed in 6.17.0-1010.10~24.04.1
  32. Upgrade

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

    Fixed in 6.17.0-1010.10~24.04.1
  33. Upgrade

    Upgrade ubuntu/linux-image-aws-64k-6.17 to a version that resolves this vulnerability.

    Fixed in 6.17.0-1010.10~24.04.1
  34. Upgrade

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

    Fixed in 6.17.0-1010.10~24.04.1
  35. Upgrade

    Upgrade ubuntu/linux-image-gcp-6.17 to a version that resolves this vulnerability.

    Fixed in 6.17.0-1010.10~24.04.1
  36. Upgrade

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

    Fixed in 6.17.0-1010.10~24.04.1
  37. Upgrade

    Upgrade ubuntu/linux-image-gcp-64k-6.17 to a version that resolves this vulnerability.

    Fixed in 6.17.0-1010.10~24.04.1
  38. Upgrade

    Upgrade ubuntu/linux-image-generic-6.17 to a version that resolves this vulnerability.

    Fixed in 6.17.0-20.20~24.04.1
  39. Upgrade

    Upgrade ubuntu/linux-image-generic-64k-6.17 to a version that resolves this vulnerability.

    Fixed in 6.17.0-20.20~24.04.1
  40. Upgrade

    Upgrade ubuntu/linux-image-generic-64k-hwe-24.04 to a version that resolves this vulnerability.

    Fixed in 6.17.0-20.20~24.04.1
  41. Upgrade

    Upgrade ubuntu/linux-image-generic-hwe-24.04 to a version that resolves this vulnerability.

    Fixed in 6.17.0-20.20~24.04.1
  42. Upgrade

    Upgrade ubuntu/linux-image-virtual-6.17 to a version that resolves this vulnerability.

    Fixed in 6.17.0-20.20~24.04.1
  43. Upgrade

    Upgrade ubuntu/linux-image-virtual-hwe-24.04 to a version that resolves this vulnerability.

    Fixed in 6.17.0-20.20~24.04.1
  44. Upgrade

    Upgrade ubuntu/linux-aws-6.17 to a version that resolves this vulnerability.

    Fixed in 6.17.0-1010.10~24.04.1
  45. Upgrade

    Upgrade ubuntu/linux-gcp-6.17 to a version that resolves this vulnerability.

    Fixed in 6.17.0-1010.10~24.04.1
  46. Upgrade

    Upgrade ubuntu/linux-hwe-6.17 to a version that resolves this vulnerability.

    Fixed in 6.17.0-20.20~24.04.1
  47. Upgrade

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

    Fixed in 6.17.0-20.20
  48. Upgrade

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

    Fixed in 6.17.0-1010.10
  49. Upgrade

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

    Fixed in 6.17.0-1010.10
  50. Upgrade

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

    Fixed in 6.17.0-1009.10
  51. Upgrade

    Upgrade to a fixed release to a version that resolves this vulnerability.

    Patch USN-8149-1

Event History

Apr 2, 2026
Advisory Published
via Ubuntu·12:00 AM
Data Sourced
via Ubuntu·12:00 AM
DescriptionAffected Software
Advisory Published
via OSV·06:31 PM
Data Sourced
via OSV·06:31 PM
DescriptionAffected Software

Child vulnerabilities

Contains the following vulnerabilities.

Company

Resources

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