USN-8816-1: Linux kernel vulnerabilities

Published Sep 24, 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

109 affected componentsFixes available
Canonical Linux kernel
All of the following
ubuntu/linux-image-7.0.0-1012-oracle<7.0.0-1012.12
7.0.0-1012.12
Ubuntu Ubuntu=26.04
All of the following
ubuntu/linux-image-7.0.0-1012-oracle-64k<7.0.0-1012.12
7.0.0-1012.12
Ubuntu Ubuntu=26.04
All of the following
ubuntu/linux-image-7.0.0-1013-aws<7.0.0-1013.13
7.0.0-1013.13
Ubuntu Ubuntu=26.04
All of the following
ubuntu/linux-image-7.0.0-1013-aws-64k<7.0.0-1013.13
7.0.0-1013.13
Ubuntu Ubuntu=26.04
All of the following
ubuntu/linux-image-7.0.0-1014-ibm<7.0.0-1014.14
7.0.0-1014.14
Ubuntu Ubuntu=26.04
All of the following
ubuntu/linux-image-7.0.0-1020-raspi<7.0.0-1020.20
7.0.0-1020.20
Ubuntu Ubuntu=26.04
All of the following
ubuntu/linux-image-7.0.0-1020-raspi-realtime<7.0.0-1020.20
7.0.0-1020.20
Ubuntu Ubuntu=26.04
All of the following
ubuntu/linux-image-7.0.0-34-generic<7.0.0-34.34
7.0.0-34.34
Ubuntu Ubuntu=26.04
All of the following
ubuntu/linux-image-7.0.0-34-generic-64k<7.0.0-34.34
7.0.0-34.34
Ubuntu Ubuntu=26.04
All of the following
ubuntu/linux-image-7.0.0-34-realtime<7.0.0-34.34.1
7.0.0-34.34.1
Ubuntu Ubuntu=26.04
All of the following
ubuntu/linux-image-7.0.0-34-realtime-64k<7.0.0-34.34.1
7.0.0-34.34.1
Ubuntu Ubuntu=26.04
All of the following
ubuntu/linux-image-aws<7.0.0-1013.13
7.0.0-1013.13
Ubuntu Ubuntu=26.04
All of the following
ubuntu/linux-image-aws-64k<7.0.0-1013.13
7.0.0-1013.13
Ubuntu Ubuntu=26.04
All of the following
ubuntu/linux-image-aws-64k-7.0<7.0.0-1013.13
7.0.0-1013.13
Ubuntu Ubuntu=26.04
All of the following
ubuntu/linux-image-aws-7.0<7.0.0-1013.13
7.0.0-1013.13
Ubuntu Ubuntu=26.04
All of the following
ubuntu/linux-image-generic<7.0.0-34.34
7.0.0-34.34
Ubuntu Ubuntu=26.04
All of the following
ubuntu/linux-image-generic-64k<7.0.0-34.34
7.0.0-34.34
Ubuntu Ubuntu=26.04
All of the following
ubuntu/linux-image-generic-64k-7.0<7.0.0-34.34
7.0.0-34.34
Ubuntu Ubuntu=26.04
All of the following
ubuntu/linux-image-generic-64k-hwe-26.04<7.0.0-34.34
7.0.0-34.34
Ubuntu Ubuntu=26.04
All of the following
ubuntu/linux-image-generic-7.0<7.0.0-34.34
7.0.0-34.34
Ubuntu Ubuntu=26.04
All of the following
ubuntu/linux-image-generic-hwe-26.04<7.0.0-34.34
7.0.0-34.34
Ubuntu Ubuntu=26.04
All of the following
ubuntu/linux-image-ibm<7.0.0-1014.14
7.0.0-1014.14
Ubuntu Ubuntu=26.04
All of the following
ubuntu/linux-image-ibm-7.0<7.0.0-1014.14
7.0.0-1014.14
Ubuntu Ubuntu=26.04
All of the following
ubuntu/linux-image-oracle<7.0.0-1012.12
7.0.0-1012.12
Ubuntu Ubuntu=26.04
All of the following
ubuntu/linux-image-oracle-64k<7.0.0-1012.12
7.0.0-1012.12
Ubuntu Ubuntu=26.04
All of the following
ubuntu/linux-image-oracle-64k-7.0<7.0.0-1012.12
7.0.0-1012.12
Ubuntu Ubuntu=26.04
All of the following
ubuntu/linux-image-oracle-7.0<7.0.0-1012.12
7.0.0-1012.12
Ubuntu Ubuntu=26.04
All of the following
ubuntu/linux-image-raspi<7.0.0-1020.20
7.0.0-1020.20
Ubuntu Ubuntu=26.04
All of the following
ubuntu/linux-image-raspi-7.0<7.0.0-1020.20
7.0.0-1020.20
Ubuntu Ubuntu=26.04
All of the following
ubuntu/linux-image-raspi-realtime<7.0.0-1020.20
7.0.0-1020.20
Ubuntu Ubuntu=26.04
All of the following
ubuntu/linux-image-raspi-realtime-7.0<7.0.0-1020.20
7.0.0-1020.20
Ubuntu Ubuntu=26.04
All of the following
ubuntu/linux-image-realtime<7.0.0-34.34.1
7.0.0-34.34.1
Ubuntu Ubuntu=26.04
All of the following
ubuntu/linux-image-realtime-64k<7.0.0-34.34.1
7.0.0-34.34.1
Ubuntu Ubuntu=26.04
All of the following
ubuntu/linux-image-realtime-64k-7.0<7.0.0-34.34.1
7.0.0-34.34.1
Ubuntu Ubuntu=26.04
All of the following
ubuntu/linux-image-realtime-64k-hwe-26.04<7.0.0-34.34.1
7.0.0-34.34.1
Ubuntu Ubuntu=26.04
All of the following
ubuntu/linux-image-realtime-7.0<7.0.0-34.34.1
7.0.0-34.34.1
Ubuntu Ubuntu=26.04
All of the following
ubuntu/linux-image-realtime-hwe-26.04<7.0.0-34.34.1
7.0.0-34.34.1
Ubuntu Ubuntu=26.04
All of the following
ubuntu/linux-image-virtual<7.0.0-34.34
7.0.0-34.34
Ubuntu Ubuntu=26.04
All of the following
ubuntu/linux-image-virtual-7.0<7.0.0-34.34
7.0.0-34.34
Ubuntu Ubuntu=26.04
All of the following
ubuntu/linux-image-virtual-hwe-26.04<7.0.0-34.34
7.0.0-34.34
Ubuntu Ubuntu=26.04
All of the following
ubuntu/linux-image-7.0.0-1013-aws<7.0.0-1013.13~24.04.1
7.0.0-1013.13~24.04.1
Ubuntu Ubuntu=24.04
All of the following
ubuntu/linux-image-7.0.0-1013-aws-64k<7.0.0-1013.13~24.04.1
7.0.0-1013.13~24.04.1
Ubuntu Ubuntu=24.04
All of the following
ubuntu/linux-image-7.0.0-34-generic<7.0.0-34.34~24.04.1
7.0.0-34.34~24.04.1
Ubuntu Ubuntu=24.04
All of the following
ubuntu/linux-image-7.0.0-34-generic-64k<7.0.0-34.34~24.04.1
7.0.0-34.34~24.04.1
Ubuntu Ubuntu=24.04
All of the following
ubuntu/linux-image-aws<7.0.0-1013.13~24.04.1
7.0.0-1013.13~24.04.1
Ubuntu Ubuntu=24.04
All of the following
ubuntu/linux-image-aws-64k<7.0.0-1013.13~24.04.1
7.0.0-1013.13~24.04.1
Ubuntu Ubuntu=24.04
All of the following
ubuntu/linux-image-aws-64k-7.0<7.0.0-1013.13~24.04.1
7.0.0-1013.13~24.04.1
Ubuntu Ubuntu=24.04
All of the following
ubuntu/linux-image-aws-7.0<7.0.0-1013.13~24.04.1
7.0.0-1013.13~24.04.1
Ubuntu Ubuntu=24.04
All of the following
ubuntu/linux-image-generic-64k-7.0<7.0.0-34.34~24.04.1
7.0.0-34.34~24.04.1
Ubuntu Ubuntu=24.04
All of the following
ubuntu/linux-image-generic-64k-hwe-24.04<7.0.0-34.34~24.04.1
7.0.0-34.34~24.04.1
Ubuntu Ubuntu=24.04
All of the following
ubuntu/linux-image-generic-7.0<7.0.0-34.34~24.04.1
7.0.0-34.34~24.04.1
Ubuntu Ubuntu=24.04
All of the following
ubuntu/linux-image-generic-hwe-24.04<7.0.0-34.34~24.04.1
7.0.0-34.34~24.04.1
Ubuntu Ubuntu=24.04
All of the following
ubuntu/linux-image-virtual-7.0<7.0.0-34.34~24.04.1
7.0.0-34.34~24.04.1
Ubuntu Ubuntu=24.04
All of the following
ubuntu/linux-image-virtual-hwe-24.04<7.0.0-34.34~24.04.1
7.0.0-34.34~24.04.1
Ubuntu Ubuntu=24.04

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

    Upgrade ubuntu/linux-image-7.0.0-1012-oracle to a version that resolves this vulnerability.

    Fixed in 7.0.0-1012.12
  2. Upgrade

    Upgrade ubuntu/linux-image-7.0.0-1012-oracle-64k to a version that resolves this vulnerability.

    Fixed in 7.0.0-1012.12
  3. Upgrade

    Upgrade ubuntu/linux-image-7.0.0-1013-aws to a version that resolves this vulnerability.

    Fixed in 7.0.0-1013.13
  4. Upgrade

    Upgrade ubuntu/linux-image-7.0.0-1013-aws-64k to a version that resolves this vulnerability.

    Fixed in 7.0.0-1013.13
  5. Upgrade

    Upgrade ubuntu/linux-image-7.0.0-1014-ibm to a version that resolves this vulnerability.

    Fixed in 7.0.0-1014.14
  6. Upgrade

    Upgrade ubuntu/linux-image-7.0.0-1020-raspi to a version that resolves this vulnerability.

    Fixed in 7.0.0-1020.20
  7. Upgrade

    Upgrade ubuntu/linux-image-7.0.0-1020-raspi-realtime to a version that resolves this vulnerability.

    Fixed in 7.0.0-1020.20
  8. Upgrade

    Upgrade ubuntu/linux-image-7.0.0-34-generic to a version that resolves this vulnerability.

    Fixed in 7.0.0-34.34
  9. Upgrade

    Upgrade ubuntu/linux-image-7.0.0-34-generic-64k to a version that resolves this vulnerability.

    Fixed in 7.0.0-34.34
  10. Upgrade

    Upgrade ubuntu/linux-image-7.0.0-34-realtime to a version that resolves this vulnerability.

    Fixed in 7.0.0-34.34.1
  11. Upgrade

    Upgrade ubuntu/linux-image-7.0.0-34-realtime-64k to a version that resolves this vulnerability.

    Fixed in 7.0.0-34.34.1
  12. Upgrade

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

    Fixed in 7.0.0-1013.13
  13. Upgrade

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

    Fixed in 7.0.0-1013.13
  14. Upgrade

    Upgrade ubuntu/linux-image-aws-64k-7.0 to a version that resolves this vulnerability.

    Fixed in 7.0.0-1013.13
  15. Upgrade

    Upgrade ubuntu/linux-image-aws-7.0 to a version that resolves this vulnerability.

    Fixed in 7.0.0-1013.13
  16. Upgrade

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

    Fixed in 7.0.0-34.34
  17. Upgrade

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

    Fixed in 7.0.0-34.34
  18. Upgrade

    Upgrade ubuntu/linux-image-generic-64k-7.0 to a version that resolves this vulnerability.

    Fixed in 7.0.0-34.34
  19. Upgrade

    Upgrade ubuntu/linux-image-generic-64k-hwe-26.04 to a version that resolves this vulnerability.

    Fixed in 7.0.0-34.34
  20. Upgrade

    Upgrade ubuntu/linux-image-generic-7.0 to a version that resolves this vulnerability.

    Fixed in 7.0.0-34.34
  21. Upgrade

    Upgrade ubuntu/linux-image-generic-hwe-26.04 to a version that resolves this vulnerability.

    Fixed in 7.0.0-34.34
  22. Upgrade

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

    Fixed in 7.0.0-1014.14
  23. Upgrade

    Upgrade ubuntu/linux-image-ibm-7.0 to a version that resolves this vulnerability.

    Fixed in 7.0.0-1014.14
  24. Upgrade

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

    Fixed in 7.0.0-1012.12
  25. Upgrade

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

    Fixed in 7.0.0-1012.12
  26. Upgrade

    Upgrade ubuntu/linux-image-oracle-64k-7.0 to a version that resolves this vulnerability.

    Fixed in 7.0.0-1012.12
  27. Upgrade

    Upgrade ubuntu/linux-image-oracle-7.0 to a version that resolves this vulnerability.

    Fixed in 7.0.0-1012.12
  28. Upgrade

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

    Fixed in 7.0.0-1020.20
  29. Upgrade

    Upgrade ubuntu/linux-image-raspi-7.0 to a version that resolves this vulnerability.

    Fixed in 7.0.0-1020.20
  30. Upgrade

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

    Fixed in 7.0.0-1020.20
  31. Upgrade

    Upgrade ubuntu/linux-image-raspi-realtime-7.0 to a version that resolves this vulnerability.

    Fixed in 7.0.0-1020.20
  32. Upgrade

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

    Fixed in 7.0.0-34.34.1
  33. Upgrade

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

    Fixed in 7.0.0-34.34.1
  34. Upgrade

    Upgrade ubuntu/linux-image-realtime-64k-7.0 to a version that resolves this vulnerability.

    Fixed in 7.0.0-34.34.1
  35. Upgrade

    Upgrade ubuntu/linux-image-realtime-64k-hwe-26.04 to a version that resolves this vulnerability.

    Fixed in 7.0.0-34.34.1
  36. Upgrade

    Upgrade ubuntu/linux-image-realtime-7.0 to a version that resolves this vulnerability.

    Fixed in 7.0.0-34.34.1
  37. Upgrade

    Upgrade ubuntu/linux-image-realtime-hwe-26.04 to a version that resolves this vulnerability.

    Fixed in 7.0.0-34.34.1
  38. Upgrade

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

    Fixed in 7.0.0-34.34
  39. Upgrade

    Upgrade ubuntu/linux-image-virtual-7.0 to a version that resolves this vulnerability.

    Fixed in 7.0.0-34.34
  40. Upgrade

    Upgrade ubuntu/linux-image-virtual-hwe-26.04 to a version that resolves this vulnerability.

    Fixed in 7.0.0-34.34
  41. Upgrade

    Upgrade ubuntu/linux-image-7.0.0-1013-aws to a version that resolves this vulnerability.

    Fixed in 7.0.0-1013.13~24.04.1
  42. Upgrade

    Upgrade ubuntu/linux-image-7.0.0-1013-aws-64k to a version that resolves this vulnerability.

    Fixed in 7.0.0-1013.13~24.04.1
  43. Upgrade

    Upgrade ubuntu/linux-image-7.0.0-34-generic to a version that resolves this vulnerability.

    Fixed in 7.0.0-34.34~24.04.1
  44. Upgrade

    Upgrade ubuntu/linux-image-7.0.0-34-generic-64k to a version that resolves this vulnerability.

    Fixed in 7.0.0-34.34~24.04.1
  45. Upgrade

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

    Fixed in 7.0.0-1013.13~24.04.1
  46. Upgrade

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

    Fixed in 7.0.0-1013.13~24.04.1
  47. Upgrade

    Upgrade ubuntu/linux-image-aws-64k-7.0 to a version that resolves this vulnerability.

    Fixed in 7.0.0-1013.13~24.04.1
  48. Upgrade

    Upgrade ubuntu/linux-image-aws-7.0 to a version that resolves this vulnerability.

    Fixed in 7.0.0-1013.13~24.04.1
  49. Upgrade

    Upgrade ubuntu/linux-image-generic-64k-7.0 to a version that resolves this vulnerability.

    Fixed in 7.0.0-34.34~24.04.1
  50. Upgrade

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

    Fixed in 7.0.0-34.34~24.04.1
  51. Upgrade

    Upgrade ubuntu/linux-image-generic-7.0 to a version that resolves this vulnerability.

    Fixed in 7.0.0-34.34~24.04.1
  52. Upgrade

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

    Fixed in 7.0.0-34.34~24.04.1
  53. Upgrade

    Upgrade ubuntu/linux-image-virtual-7.0 to a version that resolves this vulnerability.

    Fixed in 7.0.0-34.34~24.04.1
  54. Upgrade

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

    Fixed in 7.0.0-34.34~24.04.1
  55. Upgrade

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

    Patch USN-8816-1

Event History

Sep 24, 2026
Advisory Published
via Ubuntu·12:00 AM
Data Sourced
via Ubuntu·12:00 AM
DescriptionAffected Software

Company

Resources

Contact

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