CVE-2026-47337: Canonical Ubuntu Linux

Low severity, CVSS 3.3. EPSS: 0.1% chance of exploitation in the next 30 days.

Ubuntu Linux 6.8, 6.17 and 7.0 contain SAUCE patches with a possible NULL pointer dereference in the handling of AF_INET/AF_INET6 socket mediation. The bug can be triggered by an unprivileged local user. This can lead to a kernel oops.

Affected products

• Canonical Ubuntu Linux: version 6.8 only; version 6.17 only; version 7.0 only

Published 2026-05-28. Last modified 2026-06-17.