Linux Kernel Incorrect Resource Transfer Between Spheres Vulnerability

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• NewsExploited · CISA KEVLinux · Kernel

  Linux Kernel Incorrect Resource Transfer Between Spheres Vulnerability

  CVE-2026-31431

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

  CISA's required action · due 15 May 2026 for U.S. federal civilian agencies

  "Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

  Cited by CISA: lore.kernel.org · xint.io · git.kernel.org · nvd.nist.gov

  Added to KEV 1 May 2026 · Source checked 4 Nov 2026, 16:35 UTC · CISA KEV entry

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