{"id":"CVE-2026-89931","title":"In the Linux kernel, the following vulnerability has been resolved:\n\nKVM: nVMX: Ensure KVM_REQ_GET_NESTED_STATE_PAGES is cleared on VM-Exit\n\nAlways check and clear KVM_REQ_GET_NESTED_STATE_PAGES when emulating a\nnested VM-Exit to ensure …","summary":"In the Linux kernel, the following vulnerability has been resolved:\n\nKVM: nVMX: Ensure KVM_REQ_GET_NESTED_STATE_PAGES is cleared on VM-Exit\n\nAlways check and clear KVM_REQ_GET_NESTED_STATE_PAGES when emulating a\nnested VM-Exit to ensure …","severity":"none","vendor":"Linux","product":"Linux","affected":["Linux >= b4f69df0f65e97fec439130a0d0a8b9c7cc02df2 < ae190f2439ca30067927077bf570d4c5edf07a0f","Linux >= b4f69df0f65e97fec439130a0d0a8b9c7cc02df2 < 674a3244f07f323f21a106a7bdcaebb6db6a5058","Linux >= b4f69df0f65e97fec439130a0d0a8b9c7cc02df2 < bbec4adc2f340d85f4a77a9ddcddaa6b1f4639c5","Linux >= b4f69df0f65e97fec439130a0d0a8b9c7cc02df2 < 11722439fb206c88e6f31be54173efa9880b4ccb","Linux 6.8"],"published":"2026-09-16","updated":"2026-09-16","sourceUpdated":"2026-09-16T11:17:02.427","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-89931","references":[{"url":"https://git.kernel.org/stable/c/11722439fb206c88e6f31be54173efa9880b4ccb","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/674a3244f07f323f21a106a7bdcaebb6db6a5058","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/ae190f2439ca30067927077bf570d4c5edf07a0f","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/bbec4adc2f340d85f4a77a9ddcddaa6b1f4639c5","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"}],"tags":["nvd","cve.org"],"ingestedAt":"2026-09-16T10:53:53.969Z","epss":0.002,"epssPercentile":0.10163,"slug":"CVE-2026-89931","body":"## Overview\n\nIn the Linux kernel, the following vulnerability has been resolved:\n\nKVM: nVMX: Ensure KVM_REQ_GET_NESTED_STATE_PAGES is cleared on VM-Exit\n\nAlways check and clear KVM_REQ_GET_NESTED_STATE_PAGES when emulating a\nnested VM-Exit to ensure the request is cleared, even when KVM was built\nwith CONFIG_KVM_HYPERV=n, as KVM subtly relies on the \"check\" to clear\nthe flag and thus avoid double-mapping the vmcs12 pages, e.g. if KVM\nmanages to bail from VM-Enter without processing the request, and then\nemulates VMLAUNCH or VMRESUME.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"sunlit","depthScore":3,"depthScoreParts":{"impact":2.8,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}