USN-7387-2: Linux kernel (FIPS) vulnerabilities

Published Mar 28, 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

21 affected componentsFixes available
Ubuntu Linux kernel (FIPS)
All of the following
ubuntu/linux-image-5.15.0-1079-gcp-fips<FIPS-140
FIPS-140
Ubuntu Ubuntu=22.04
All of the following
ubuntu/linux-image-5.15.0-1080-aws-fips<FIPS-140
FIPS-140
Ubuntu Ubuntu=22.04
All of the following
ubuntu/linux-image-5.15.0-1083-azure-fips<FIPS-140
FIPS-140
Ubuntu Ubuntu=22.04
All of the following
ubuntu/linux-image-5.15.0-135-fips<FIPS-140
FIPS-140
Ubuntu Ubuntu=22.04
All of the following
ubuntu/linux-image-aws-fips<FIPS-140
FIPS-140
Ubuntu Ubuntu=22.04
All of the following
ubuntu/linux-image-azure-fips<FIPS-140
FIPS-140
Ubuntu Ubuntu=22.04
All of the following
ubuntu/linux-image-fips<FIPS-140
FIPS-140
Ubuntu Ubuntu=22.04
All of the following
ubuntu/linux-image-gcp-fips<FIPS-140
FIPS-140
Ubuntu Ubuntu=22.04
ubuntu/linux-aws-fips<5.15.0-1080.87+fips1
5.15.0-1080.87+fips1
ubuntu/linux-azure-fips<5.15.0-1083.92+fips1
5.15.0-1083.92+fips1
ubuntu/linux-fips<5.15.0-135.146+fips1
5.15.0-135.146+fips1
ubuntu/linux-gcp-fips<5.15.0-1079.88+fips1
5.15.0-1079.88+fips1

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

    Upgrade ubuntu/linux-image-5.15.0-1079-gcp-fips to a version that resolves this vulnerability.

    Fixed in FIPS-140
  2. Upgrade

    Upgrade ubuntu/linux-image-5.15.0-1080-aws-fips to a version that resolves this vulnerability.

    Fixed in FIPS-140
  3. Upgrade

    Upgrade ubuntu/linux-image-5.15.0-1083-azure-fips to a version that resolves this vulnerability.

    Fixed in FIPS-140
  4. Upgrade

    Upgrade ubuntu/linux-image-5.15.0-135-fips to a version that resolves this vulnerability.

    Fixed in FIPS-140
  5. Upgrade

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

    Fixed in FIPS-140
  6. Upgrade

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

    Fixed in FIPS-140
  7. Upgrade

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

    Fixed in FIPS-140
  8. Upgrade

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

    Fixed in FIPS-140
  9. Upgrade

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

    Fixed in 5.15.0-1080.87+fips1
  10. Upgrade

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

    Fixed in 5.15.0-1083.92+fips1
  11. Upgrade

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

    Fixed in 5.15.0-135.146+fips1
  12. Upgrade

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

    Fixed in 5.15.0-1079.88+fips1
  13. Upgrade

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

    Patch USN-7387-2

Event History

Mar 28, 2025
Advisory Published
via Ubuntu·12:00 AM
Data Sourced
via Ubuntu·12:00 AM
DescriptionAffected Software
Advisory Published
via OSV·02:02 PM
Data Sourced
via OSV·02:02 PM
DescriptionAffected Software

Child vulnerabilities

Contains the following vulnerabilities.

Frequently Asked Questions

1

What is the severity of USN-7387-2?

The severity of USN-7387-2 is critical as it addresses multiple security vulnerabilities in the Linux kernel that could allow an attacker to compromise the system.

2

How do I fix USN-7387-2?

To fix USN-7387-2, you should update your Linux kernel to one of the following versions: 5.15.0-1079.88+fips1, 5.15.0-1080.87+fips1, 5.15.0-1083.92+fips1, or 5.15.0-135.146+fips1.

3

Which Ubuntu versions are affected by USN-7387-2?

USN-7387-2 affects Ubuntu 22.04 with specific kernel versions listed in the advisory.

4

What types of vulnerabilities are addressed in USN-7387-2?

USN-7387-2 addresses multiple security issues in the Linux kernel subsystems that may lead to system compromise.

5

Is there any risk if I don't update for USN-7387-2?

If you do not update for USN-7387-2, your system may be vulnerable to exploits that could allow unauthorized access or control by attackers.

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