High [CVE-2026-15584] privileged host-chroot debug pods created in shared default namespace enable privilege escalation to node root
This high-severity Red Hat Linux advisory covers CVE-2026-15584 affecting Pen Drive Powered by Red Hat Lightspeed.
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Summary
A privilege escalation vulnerability was found in the incluster-checks tool for OpenShift. The tool creates privileged debug pods with host filesystem access in the shared default namespace, where any user with the standard edit role can exec into them and obtain root access on cluster nodes.
Red Hat severity: Important — CVSS 7.5 (CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H). Weakness: CWE-250.
Affected Red Hat products: Pen Drive Powered by Red Hat Lightspeed. Red Hat does not currently list a fixing RHSA for this CVE.
Affected versions
No affected-version range was extracted from the source record. The vendor advisory is authoritative — check it before change work.
Official advisory · medium-confidence parse· fetched 7 days ago·verify at source
Fixed versions
No fixed release is recorded yet. That does not prove no patch exists — confirm against the vendor advisory.
Official advisory · medium-confidence parse· fetched 7 days ago·verify at source
Mitigation
The source record does not include mitigation steps. That is not a statement that no fix exists — read the vendor advisory below for the authoritative guidance.
Official advisory · medium-confidence parse· fetched 7 days ago·verify at source
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