USN-7725-1

Details

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:

Overlay file system;
Network traffic control; (CVE-2025-21887, CVE-2024-57996, CVE-2025-38350, CVE-2025-37752)

Affected Packages

linux-aws-6.8

Ubuntu 22.04 LTS

Fixed in:

6.8.0-1036.38~22.04.1

linux-lowlatency-hwe-6.8

Ubuntu 22.04 LTS

Fixed in:

6.8.0-79.79.1~22.04.1

linux-oracle-6.8

Ubuntu 22.04 LTS

Fixed in:

6.8.0-1033.34~22.04.1

linux

Ubuntu 24.04 LTS

Fixed in:

6.8.0-79.79

linux-aws

Ubuntu 24.04 LTS

Fixed in:

6.8.0-1036.38

linux-gcp

Ubuntu 24.04 LTS

Fixed in:

6.8.0-1037.39

linux-lowlatency

Ubuntu 24.04 LTS

Fixed in:

6.8.0-79.79.1

linux-oracle

Ubuntu 24.04 LTS

Fixed in:

6.8.0-1033.34

References

REPORT

https://ubuntu.com/security/CVE-2024-57996

REPORT

https://ubuntu.com/security/CVE-2025-21887

REPORT

https://ubuntu.com/security/CVE-2025-37752

REPORT

https://ubuntu.com/security/CVE-2025-38350

ADVISORY

https://ubuntu.com/security/notices/USN-7725-1