Linux Kernel Incorrect Resource Transfer Between Spheres Vulnerability

Linux Kernel contains an incorrect resource transfer between spheres vulnerability that could allow for privilege escalation.

Added to CISA’s Known Exploited Vulnerabilities catalog on 2026-05-01. Required action per CISA: “Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable. Due date: 2026-05-15.

This is an auto-synced KEV catalog record pending a full 0dayNews write-up — see CISA’s KEV catalog and the NVD record linked above for primary sources.