{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2025-38469",
        "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "state": "PUBLISHED",
        "assignerShortName": "Linux",
        "dateReserved": "2025-04-16T04:51:24.020Z",
        "datePublished": "2025-07-28T11:21:30.992Z",
        "dateUpdated": "2026-05-11T21:28:36.841Z"
    },
    "containers": {
        "cna": {
            "providerMetadata": {
                "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
                "shortName": "Linux",
                "dateUpdated": "2026-05-11T21:28:36.841Z"
            },
            "descriptions": [
                {
                    "lang": "en",
                    "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nKVM: x86/xen: Fix cleanup logic in emulation of Xen schedop poll hypercalls\n\nkvm_xen_schedop_poll does a kmalloc_array() when a VM polls the host\nfor more than one event channel potr (nr_ports > 1).\n\nAfter the kmalloc_array(), the error paths need to go through the\n\"out\" label, but the call to kvm_read_guest_virt() does not.\n\n[Adjusted commit message. - Paolo]"
                }
            ],
            "affected": [
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "unaffected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "arch/x86/kvm/xen.c"
                    ],
                    "versions": [
                        {
                            "version": "92c58965e9656dc6e682a8ffe520fac0fb256d13",
                            "lessThan": "3ee59c38ae7369ad1f7b846e05633ccf0d159fab",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "92c58965e9656dc6e682a8ffe520fac0fb256d13",
                            "lessThan": "fd627ac8a5cff4d45269f164b13ddddc0726f2cc",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "92c58965e9656dc6e682a8ffe520fac0fb256d13",
                            "lessThan": "061c553c66bc1638c280739999224c8000fd4602",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "92c58965e9656dc6e682a8ffe520fac0fb256d13",
                            "lessThan": "5a53249d149f48b558368c5338b9921b76a12f8c",
                            "status": "affected",
                            "versionType": "git"
                        }
                    ]
                },
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "affected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "arch/x86/kvm/xen.c"
                    ],
                    "versions": [
                        {
                            "version": "6.2",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "6.2",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.6.100",
                            "lessThanOrEqual": "6.6.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.12.40",
                            "lessThanOrEqual": "6.12.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.15.8",
                            "lessThanOrEqual": "6.15.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.16",
                            "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": "6.2",
                                    "versionEndExcluding": "6.6.100"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "6.2",
                                    "versionEndExcluding": "6.12.40"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "6.2",
                                    "versionEndExcluding": "6.15.8"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "6.2",
                                    "versionEndExcluding": "6.16"
                                }
                            ]
                        }
                    ]
                }
            ],
            "references": [
                {
                    "url": "https://git.kernel.org/stable/c/3ee59c38ae7369ad1f7b846e05633ccf0d159fab"
                },
                {
                    "url": "https://git.kernel.org/stable/c/fd627ac8a5cff4d45269f164b13ddddc0726f2cc"
                },
                {
                    "url": "https://git.kernel.org/stable/c/061c553c66bc1638c280739999224c8000fd4602"
                },
                {
                    "url": "https://git.kernel.org/stable/c/5a53249d149f48b558368c5338b9921b76a12f8c"
                }
            ],
            "title": "KVM: x86/xen: Fix cleanup logic in emulation of Xen schedop poll hypercalls",
            "x_generator": {
                "engine": "bippy-1.2.0"
            }
        }
    }
}