עברית

Vulnerability Intelligence

CVE-2026-43403

High 8.8

Published
Last modified
NVD status
Analyzed

Description

In the Linux kernel, the following vulnerability has been resolved: nsfs: tighten permission checks for ns iteration ioctls 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.

Affected products

linux: linux kernel

References4

Metrics

CVSS 3.1
8.8 HIGH Score source: CNA CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
EPSS — exploit probability
0% percentile: 3 · as of 13 November 2026

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