USN-8244-1

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:

Network drivers;
NVME drivers;
Netfilter; (CVE-2026-23112, CVE-2026-23231, CVE-2026-23273)

Affected Packages

linux-aws-6.17

Ubuntu 24.04 LTS

Fixed in:

6.17.0-1013.13~24.04.1

linux-gcp-6.17

Ubuntu 24.04 LTS

Fixed in:

6.17.0-1013.13~24.04.1

linux-hwe-6.17

Ubuntu 24.04 LTS

Fixed in:

6.17.0-23.23~24.04.1

linux

Ubuntu 25.10

Fixed in:

6.17.0-23.23

linux-aws

Ubuntu 25.10

Fixed in:

6.17.0-1013.13

linux-gcp

Ubuntu 25.10

Fixed in:

6.17.0-1013.13

linux-oracle

Ubuntu 25.10

Fixed in:

6.17.0-1012.12

linux-realtime

Ubuntu 25.10

Fixed in:

6.17.0-1011.12

linux-realtime-6.17

Ubuntu Pro Realtime 24.04 LTS

Fixed in:

6.17.0-1011.12~24.04.1

References

REPORT

https://ubuntu.com/security/CVE-2026-23112

REPORT

https://ubuntu.com/security/CVE-2026-23231

REPORT

https://ubuntu.com/security/CVE-2026-23273

ADVISORY

https://ubuntu.com/security/notices/USN-8244-1