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CVE-2026-43390

nstree: tighten permission checks for listing

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.
Daten sind bereitgestellt durch das CVE Programm von einer CVE Numbering Authority (CNA) (Unstrukturiert).
HerstellerLinux
≫
Produkt Linux
Default Statusunaffected
Version 76b6f5dfb3fda76fce1f9990d6fa58adc711122b
Version < 0abd81645fc95ec6a9d4e4813000f22c5efc0ff4
Status affected
Version 76b6f5dfb3fda76fce1f9990d6fa58adc711122b
Version < 8d76afe84fa2babf604b3c173730d4d2b067e361
Status affected
HerstellerLinux
≫
Produkt Linux
Default Statusaffected
Version 6.19
Status affected
Version 0
Version < 6.19
Status unaffected
Version <= 6.19.*
Version 6.19.9
Status unaffected
Version <= *
Version 7.0
Status unaffected
VulnDex Vulnerability Enrichment
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Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.02% 0.07
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
Es wurden noch keine Informationen zu CWE veröffentlicht.