USN-8658-3

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:

Open vSwitch;
SCTP protocol; (CVE-2026-53224, CVE-2026-53246, CVE-2026-64531)

Affected Packages

linux-azure

Ubuntu 22.04 LTS

Fixed in:

5.15.0-1119.128

linux-azure-fde

Ubuntu 22.04 LTS

Fixed in:

5.15.0-1119.128

linux-nvidia-tegra-igx

Ubuntu 22.04 LTS

Fixed in:

5.15.0-1055.55

References

REPORT

https://ubuntu.com/security/CVE-2026-53224

REPORT

https://ubuntu.com/security/CVE-2026-53246

REPORT

https://ubuntu.com/security/CVE-2026-64531

ADVISORY

https://ubuntu.com/security/notices/USN-8658-3