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CVE-2026-43390CVSS 5.5Linux
CVE-2026-43390: linux kernel vulnerability
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
- 5.5 MEDIUM
- EPSS
- 1.41%
- Активно використовується
- немає в KEV
- Продукт
- linux kernel
Що відомо
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.