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CVE-2026-43390

Linux Kernel

Description

In the Linux kernel, the following vulnerability has been resolved: nstree: tighten permission checks for listing Even privileged services should not necessarily be able to see other privileged service-s namespaces so they can-t leak information to each other. Use may_see_all_namespaces() helper that centralizes this policy until the nstree adapts.

CVSS 5.5EPSS 0.107%Risk 0.56
View source
Published
2026-05-08 15:16:50
Affected versions
unknown
Type
Core software
Vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Operating systems
Linux