{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2023-54092",
        "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "state": "PUBLISHED",
        "assignerShortName": "Linux",
        "dateReserved": "2025-12-24T13:02:52.516Z",
        "datePublished": "2025-12-24T13:06:21.092Z",
        "dateUpdated": "2026-05-23T15:32:43.192Z"
    },
    "containers": {
        "cna": {
            "providerMetadata": {
                "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
                "shortName": "Linux",
                "dateUpdated": "2026-05-23T15:32:43.192Z"
            },
            "descriptions": [
                {
                    "lang": "en",
                    "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nKVM: s390: pv: fix index value of replaced ASCE\n\nThe index field of the struct page corresponding to a guest ASCE should\nbe 0. When replacing the ASCE in s390_replace_asce(), the index of the\nnew ASCE should also be set to 0.\n\nHaving the wrong index might lead to the wrong addresses being passed\naround when notifying pte invalidations, and eventually to validity\nintercepts (VM crash) if the prefix gets unmapped and the notifier gets\ncalled with the wrong address."
                }
            ],
            "affected": [
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "unaffected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "arch/s390/mm/gmap.c"
                    ],
                    "versions": [
                        {
                            "version": "9d216035d173214cd33712d67d89220ef2283ebf",
                            "lessThan": "8e635da0e0d3cb45e32fa79b36218fb98281bc10",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "81ea65c9aefe100a9ace3082649bd84ae7dd9764",
                            "lessThan": "49a2686adddebe1ae76b4d368383208656ef6606",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "faa2f72cb3569256480c5540d242c84e99965160",
                            "lessThan": "017f686bcb536ff23d49c143fdf9d1fd89a9a924",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "faa2f72cb3569256480c5540d242c84e99965160",
                            "lessThan": "f1c7a776338f2ac5e34da40e58fe9f33ea390a5e",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "faa2f72cb3569256480c5540d242c84e99965160",
                            "lessThan": "c2fceb59bbda16468bda82b002383bff59de89ab",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "b5477f53e1d4de6191f50748a027251b14952eeb",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "63c71e83d5b6ab8adb5fcebef977052048016957",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "5.10.137",
                            "lessThan": "5.10.190",
                            "status": "affected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.15.61",
                            "lessThan": "5.15.124",
                            "status": "affected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.18.18",
                            "lessThan": "5.19",
                            "status": "affected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.19.2",
                            "lessThan": "5.20",
                            "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/s390/mm/gmap.c"
                    ],
                    "versions": [
                        {
                            "version": "6.0",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "6.0",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.10.190",
                            "lessThanOrEqual": "5.10.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.15.124",
                            "lessThanOrEqual": "5.15.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.1.43",
                            "lessThanOrEqual": "6.1.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.4.8",
                            "lessThanOrEqual": "6.4.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.5",
                            "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": "5.10.137",
                                    "versionEndExcluding": "5.10.190"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "5.15.61",
                                    "versionEndExcluding": "5.15.124"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "6.0",
                                    "versionEndExcluding": "6.1.43"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "6.0",
                                    "versionEndExcluding": "6.4.8"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "6.0",
                                    "versionEndExcluding": "6.5"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "5.18.18"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "5.19.2"
                                }
                            ]
                        }
                    ]
                }
            ],
            "references": [
                {
                    "url": "https://git.kernel.org/stable/c/8e635da0e0d3cb45e32fa79b36218fb98281bc10"
                },
                {
                    "url": "https://git.kernel.org/stable/c/49a2686adddebe1ae76b4d368383208656ef6606"
                },
                {
                    "url": "https://git.kernel.org/stable/c/017f686bcb536ff23d49c143fdf9d1fd89a9a924"
                },
                {
                    "url": "https://git.kernel.org/stable/c/f1c7a776338f2ac5e34da40e58fe9f33ea390a5e"
                },
                {
                    "url": "https://git.kernel.org/stable/c/c2fceb59bbda16468bda82b002383bff59de89ab"
                }
            ],
            "title": "KVM: s390: pv: fix index value of replaced ASCE",
            "x_generator": {
                "engine": "bippy-1.2.0"
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        }
    }
}