Vulnerability
Linux Kernel Incorrect Resource Transfer Between Spheres Vulnerability
Linux Kernel contains an incorrect resource transfer between spheres vulnerability that could allow for privilege escalation.
"Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
CISA description: “Linux Kernel contains an incorrect resource transfer between spheres vulnerability that could allow for privilege escalation.”
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HMid-pack — moderate exploitation likelihood.
No VEX statements published for CVE-2026-31431. Vendors publish VEX (Vulnerability Exploitability eXchange) to assert per-product whether a CVE is actually exploitable in their distribution.
Active exploitation with total impact on essential/support systems