USN-7987-1: Linux kernel vulnerabilities

Published Jan 29, 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

43 affected componentsFixes available
All of the following
ubuntu/linux-image-4.4.0-1152-kvm<Ubuntu Pro
Ubuntu Pro
Ubuntu Ubuntu=16.04
All of the following
ubuntu/linux-image-4.4.0-1189-aws<Ubuntu Pro
Ubuntu Pro
Ubuntu Ubuntu=16.04
All of the following
ubuntu/linux-image-4.4.0-277-generic<Ubuntu Pro
Ubuntu Pro
Ubuntu Ubuntu=16.04
All of the following
ubuntu/linux-image-4.4.0-277-lowlatency<Ubuntu Pro
Ubuntu Pro
Ubuntu Ubuntu=16.04
All of the following
ubuntu/linux-image-aws<Ubuntu Pro
Ubuntu Pro
Ubuntu Ubuntu=16.04
All of the following
ubuntu/linux-image-generic<Ubuntu Pro
Ubuntu Pro
Ubuntu Ubuntu=16.04
All of the following
ubuntu/linux-image-generic-lts-xenial<Ubuntu Pro
Ubuntu Pro
Ubuntu Ubuntu=16.04
All of the following
ubuntu/linux-image-kvm<Ubuntu Pro
Ubuntu Pro
Ubuntu Ubuntu=16.04
All of the following
ubuntu/linux-image-lowlatency<Ubuntu Pro
Ubuntu Pro
Ubuntu Ubuntu=16.04
All of the following
ubuntu/linux-image-lowlatency-lts-xenial<Ubuntu Pro
Ubuntu Pro
Ubuntu Ubuntu=16.04
All of the following
ubuntu/linux-image-virtual<Ubuntu Pro
Ubuntu Pro
Ubuntu Ubuntu=16.04
All of the following
ubuntu/linux-image-virtual-lts-xenial<Ubuntu Pro
Ubuntu Pro
Ubuntu Ubuntu=16.04
All of the following
ubuntu/linux-image-4.4.0-1151-aws<Ubuntu Pro
Ubuntu Pro
Ubuntu Ubuntu=14.04
All of the following
ubuntu/linux-image-4.4.0-277-generic<Ubuntu Pro
Ubuntu Pro
Ubuntu Ubuntu=14.04
All of the following
ubuntu/linux-image-4.4.0-277-lowlatency<Ubuntu Pro
Ubuntu Pro
Ubuntu Ubuntu=14.04
All of the following
ubuntu/linux-image-aws<Ubuntu Pro
Ubuntu Pro
Ubuntu Ubuntu=14.04
All of the following
ubuntu/linux-image-generic-lts-xenial<Ubuntu Pro
Ubuntu Pro
Ubuntu Ubuntu=14.04
All of the following
ubuntu/linux-image-lowlatency-lts-xenial<Ubuntu Pro
Ubuntu Pro
Ubuntu Ubuntu=14.04
All of the following
ubuntu/linux-image-virtual-lts-xenial<Ubuntu Pro
Ubuntu Pro
Ubuntu Ubuntu=14.04
ubuntu/linux-aws<4.4.0-1151.157
4.4.0-1151.157
ubuntu/linux-lts-xenial<4.4.0-277.311~14.04.1
4.4.0-277.311~14.04.1
ubuntu/linux<4.4.0-277.311
4.4.0-277.311
ubuntu/linux-aws<4.4.0-1189.204
4.4.0-1189.204
ubuntu/linux-kvm<4.4.0-1152.163
4.4.0-1152.163

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

    Upgrade ubuntu/linux-image-4.4.0-1152-kvm to a version that resolves this vulnerability.

    Fixed in Ubuntu Pro
  2. Upgrade

    Upgrade ubuntu/linux-image-4.4.0-1189-aws to a version that resolves this vulnerability.

    Fixed in Ubuntu Pro
  3. Upgrade

    Upgrade ubuntu/linux-image-4.4.0-277-generic to a version that resolves this vulnerability.

    Fixed in Ubuntu Pro
  4. Upgrade

    Upgrade ubuntu/linux-image-4.4.0-277-lowlatency to a version that resolves this vulnerability.

    Fixed in Ubuntu Pro
  5. Upgrade

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

    Fixed in Ubuntu Pro
  6. Upgrade

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

    Fixed in Ubuntu Pro
  7. Upgrade

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

    Fixed in Ubuntu Pro
  8. Upgrade

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

    Fixed in Ubuntu Pro
  9. Upgrade

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

    Fixed in Ubuntu Pro
  10. Upgrade

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

    Fixed in Ubuntu Pro
  11. Upgrade

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

    Fixed in Ubuntu Pro
  12. Upgrade

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

    Fixed in Ubuntu Pro
  13. Upgrade

    Upgrade ubuntu/linux-image-4.4.0-1151-aws to a version that resolves this vulnerability.

    Fixed in Ubuntu Pro
  14. Upgrade

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

    Fixed in 4.4.0-1151.157
  15. Upgrade

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

    Fixed in 4.4.0-277.311~14.04.1
  16. Upgrade

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

    Fixed in 4.4.0-277.311
  17. Upgrade

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

    Fixed in 4.4.0-1189.204
  18. Upgrade

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

    Fixed in 4.4.0-1152.163
  19. Upgrade

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

    Patch USN-7987-1

Event History

Jan 29, 2026
Advisory Published
via Ubuntu·12:00 AM
Data Sourced
via Ubuntu·12:00 AM
DescriptionAffected Software
Advisory Published
via OSV·10:53 PM
Data Sourced
via OSV·10:53 PM
DescriptionAffected Software

Child vulnerabilities

Contains the following vulnerabilities.

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