USN-7906-1: Linux kernel vulnerabilities

Published Dec 3, 2025
·
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

49 affected componentsFixes available
All of the following
ubuntu/linux-image-6.17.0-1003-realtime<6.17.0-1003.4
6.17.0-1003.4
Ubuntu Ubuntu=25.10
All of the following
ubuntu/linux-image-6.17.0-1004-aws<6.17.0-1004.4
6.17.0-1004.4
Ubuntu Ubuntu=25.10
All of the following
ubuntu/linux-image-6.17.0-1004-aws-64k<6.17.0-1004.4
6.17.0-1004.4
Ubuntu Ubuntu=25.10
All of the following
ubuntu/linux-image-6.17.0-7-generic<6.17.0-7.7
6.17.0-7.7
Ubuntu Ubuntu=25.10
All of the following
ubuntu/linux-image-6.17.0-7-generic-64k<6.17.0-7.7
6.17.0-7.7
Ubuntu Ubuntu=25.10
All of the following
ubuntu/linux-image-aws<6.17.0-1004.4
6.17.0-1004.4
Ubuntu Ubuntu=25.10
All of the following
ubuntu/linux-image-aws-6.17<6.17.0-1004.4
6.17.0-1004.4
Ubuntu Ubuntu=25.10
All of the following
ubuntu/linux-image-aws-64k<6.17.0-1004.4
6.17.0-1004.4
Ubuntu Ubuntu=25.10
All of the following
ubuntu/linux-image-aws-64k-6.17<6.17.0-1004.4
6.17.0-1004.4
Ubuntu Ubuntu=25.10
All of the following
ubuntu/linux-image-generic<6.17.0-7.7
6.17.0-7.7
Ubuntu Ubuntu=25.10
All of the following
ubuntu/linux-image-generic-6.17<6.17.0-7.7
6.17.0-7.7
Ubuntu Ubuntu=25.10
All of the following
ubuntu/linux-image-generic-64k<6.17.0-7.7
6.17.0-7.7
Ubuntu Ubuntu=25.10
All of the following
ubuntu/linux-image-generic-64k-6.17<6.17.0-7.7
6.17.0-7.7
Ubuntu Ubuntu=25.10
All of the following
ubuntu/linux-image-generic-64k-hwe-24.04<6.17.0-7.7
6.17.0-7.7
Ubuntu Ubuntu=25.10
All of the following
ubuntu/linux-image-generic-hwe-24.04<6.17.0-7.7
6.17.0-7.7
Ubuntu Ubuntu=25.10
All of the following
ubuntu/linux-image-oem-24.04<6.17.0-7.7
6.17.0-7.7
Ubuntu Ubuntu=25.10
All of the following
ubuntu/linux-image-oem-24.04c<6.17.0-7.7
6.17.0-7.7
Ubuntu Ubuntu=25.10
All of the following
ubuntu/linux-image-realtime<6.17.0-1003.4
6.17.0-1003.4
Ubuntu Ubuntu=25.10
All of the following
ubuntu/linux-image-realtime-6.17<6.17.0-1003.4
6.17.0-1003.4
Ubuntu Ubuntu=25.10
All of the following
ubuntu/linux-image-realtime-hwe-24.04<6.17.0-1003.4
6.17.0-1003.4
Ubuntu Ubuntu=25.10
All of the following
ubuntu/linux-image-virtual<6.17.0-7.7
6.17.0-7.7
Ubuntu Ubuntu=25.10
All of the following
ubuntu/linux-image-virtual-6.17<6.17.0-7.7
6.17.0-7.7
Ubuntu Ubuntu=25.10
All of the following
ubuntu/linux-image-virtual-hwe-24.04<6.17.0-7.7
6.17.0-7.7
Ubuntu Ubuntu=25.10
ubuntu/linux<6.17.0-7.7
6.17.0-7.7
ubuntu/linux-aws<6.17.0-1004.4
6.17.0-1004.4
ubuntu/linux-realtime<6.17.0-1003.4
6.17.0-1003.4

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

    Upgrade ubuntu/linux-image-6.17.0-1003-realtime to a version that resolves this vulnerability.

    Fixed in 6.17.0-1003.4
  2. Upgrade

    Upgrade ubuntu/linux-image-6.17.0-1004-aws to a version that resolves this vulnerability.

    Fixed in 6.17.0-1004.4
  3. Upgrade

    Upgrade ubuntu/linux-image-6.17.0-1004-aws-64k to a version that resolves this vulnerability.

    Fixed in 6.17.0-1004.4
  4. Upgrade

    Upgrade ubuntu/linux-image-6.17.0-7-generic to a version that resolves this vulnerability.

    Fixed in 6.17.0-7.7
  5. Upgrade

    Upgrade ubuntu/linux-image-6.17.0-7-generic-64k to a version that resolves this vulnerability.

    Fixed in 6.17.0-7.7
  6. Upgrade

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

    Fixed in 6.17.0-1004.4
  7. Upgrade

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

    Fixed in 6.17.0-1004.4
  8. Upgrade

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

    Fixed in 6.17.0-1004.4
  9. Upgrade

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

    Fixed in 6.17.0-1004.4
  10. Upgrade

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

    Fixed in 6.17.0-7.7
  11. Upgrade

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

    Fixed in 6.17.0-7.7
  12. Upgrade

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

    Fixed in 6.17.0-7.7
  13. Upgrade

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

    Fixed in 6.17.0-7.7
  14. Upgrade

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

    Fixed in 6.17.0-7.7
  15. Upgrade

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

    Fixed in 6.17.0-7.7
  16. Upgrade

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

    Fixed in 6.17.0-7.7
  17. Upgrade

    Upgrade ubuntu/linux-image-oem-24.04c to a version that resolves this vulnerability.

    Fixed in 6.17.0-7.7
  18. Upgrade

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

    Fixed in 6.17.0-1003.4
  19. Upgrade

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

    Fixed in 6.17.0-1003.4
  20. Upgrade

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

    Fixed in 6.17.0-1003.4
  21. Upgrade

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

    Fixed in 6.17.0-7.7
  22. Upgrade

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

    Fixed in 6.17.0-7.7
  23. Upgrade

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

    Fixed in 6.17.0-7.7
  24. Upgrade

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

    Fixed in 6.17.0-7.7
  25. Upgrade

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

    Fixed in 6.17.0-1004.4
  26. Upgrade

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

    Fixed in 6.17.0-1003.4
  27. Upgrade

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

    Patch USN-7906-1

Event History

Dec 3, 2025
Advisory Published
via Ubuntu·12:00 AM
Data Sourced
via Ubuntu·12:00 AM
DescriptionAffected Software
Advisory Published
via OSV·11:34 AM
Data Sourced
via OSV·11:34 AM
DescriptionAffected Software

Child vulnerabilities

Contains the following vulnerabilities.

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