CVE-2026-43390

*** Pendiente de traducción *** In the Linux kernel, the following vulnerability has been resolved:<br /> <br /> nstree: tighten permission checks for listing<br /> <br /> Even privileged services should not necessarily be able to see other<br /> privileged service&amp;#39;s namespaces so they can&amp;#39;t leak information to each<br /> other. Use may_see_all_namespaces() helper that centralizes this policy<br /> until the nstree adapts.