{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2026-98716",
        "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "state": "PUBLISHED",
        "assignerShortName": "Linux",
        "dateReserved": "2026-09-25T10:25:14.366Z",
        "datePublished": "2026-10-18T15:46:49.960Z",
        "dateUpdated": "2026-10-21T12:56:01.541Z"
    },
    "containers": {
        "cna": {
            "providerMetadata": {
                "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
                "shortName": "Linux",
                "dateUpdated": "2026-10-21T12:56:01.541Z"
            },
            "descriptions": [
                {
                    "lang": "en",
                    "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nKVM: SVM: Use the active VMCB's MSR bitmap when checking if MSR is intercepted\n\nUse the MSR permission bitmap of the active VMCB instead of assuming that\nKVM is always using vmcb02's bitmap when L2 is active, as KVM uses msrpm02\nif and only if L1 wants to intercept MSR accesses, i.e. if and only if KVM\nneeds to merge msprm01 with msrpm12.\n\nDon't bother tracking the virtual address of the bitmap that's being used,\nas __va() is cheap on x86, and caching the virtual address would introduce\nyet another source of potentially stale information."
                }
            ],
            "affected": [
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "unaffected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "arch/x86/kvm/svm/svm.c"
                    ],
                    "versions": [
                        {
                            "version": "b2ac58f90540e39324e7a29a7ad471407ae0bf48",
                            "lessThan": "84da7a0e92207444d9cbfe69965e17db29008f27",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "b2ac58f90540e39324e7a29a7ad471407ae0bf48",
                            "lessThan": "74836ae4785b9754bb36d0b18fcc1dec4e5e98d2",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "b2ac58f90540e39324e7a29a7ad471407ae0bf48",
                            "lessThan": "318ef696fa3c712e46bb62a1a828c3cd62f390c3",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "b2ac58f90540e39324e7a29a7ad471407ae0bf48",
                            "lessThan": "55865b3ae03705aa39198783b9cb1f8b96eb44e4",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "b2ac58f90540e39324e7a29a7ad471407ae0bf48",
                            "lessThan": "9e06bbb9ade7cdf28d4a3b5b14e5812881c8df85",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "f54d0bb8487d2f016fbc4f0e38ef9098f8eb8bd4",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "89be8950bab799ddb9cc3777345e3c21bcb32dba",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "3.16.57",
                            "lessThan": "3.17",
                            "status": "affected",
                            "versionType": "semver"
                        },
                        {
                            "version": "4.4.168",
                            "lessThan": "4.5",
                            "status": "affected",
                            "versionType": "semver"
                        }
                    ]
                },
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "affected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "arch/x86/kvm/svm/svm.c"
                    ],
                    "versions": [
                        {
                            "version": "4.16",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "4.16",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.6.160",
                            "lessThanOrEqual": "6.6.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.12.113",
                            "lessThanOrEqual": "6.12.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.18.56",
                            "lessThanOrEqual": "6.18.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "7.2.10",
                            "lessThanOrEqual": "7.2.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "7.3",
                            "lessThanOrEqual": "*",
                            "status": "unaffected",
                            "versionType": "original_commit_for_fix"
                        }
                    ]
                }
            ],
            "cpeApplicability": [
                {
                    "nodes": [
                        {
                            "operator": "OR",
                            "negate": false,
                            "cpeMatch": [
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "4.16",
                                    "versionEndExcluding": "6.6.160"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "4.16",
                                    "versionEndExcluding": "6.12.113"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "4.16",
                                    "versionEndExcluding": "6.18.56"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "4.16",
                                    "versionEndExcluding": "7.2.10"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "4.16",
                                    "versionEndExcluding": "7.3"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "3.16.57"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "4.4.168"
                                }
                            ]
                        }
                    ]
                }
            ],
            "references": [
                {
                    "url": "https://git.kernel.org/stable/c/84da7a0e92207444d9cbfe69965e17db29008f27"
                },
                {
                    "url": "https://git.kernel.org/stable/c/74836ae4785b9754bb36d0b18fcc1dec4e5e98d2"
                },
                {
                    "url": "https://git.kernel.org/stable/c/318ef696fa3c712e46bb62a1a828c3cd62f390c3"
                },
                {
                    "url": "https://git.kernel.org/stable/c/55865b3ae03705aa39198783b9cb1f8b96eb44e4"
                },
                {
                    "url": "https://git.kernel.org/stable/c/9e06bbb9ade7cdf28d4a3b5b14e5812881c8df85"
                }
            ],
            "title": "KVM: SVM: Use the active VMCB's MSR bitmap when checking if MSR is intercepted",
            "x_generator": {
                "engine": "bippy-1.2.0"
            }
        }
    }
}