{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2026-92484",
        "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "state": "PUBLISHED",
        "assignerShortName": "Linux",
        "dateReserved": "2026-09-16T12:21:13.870Z",
        "datePublished": "2026-09-17T16:10:00.333Z",
        "dateUpdated": "2026-10-19T09:03:50.812Z"
    },
    "containers": {
        "cna": {
            "providerMetadata": {
                "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
                "shortName": "Linux",
                "dateUpdated": "2026-10-19T09:03:50.812Z"
            },
            "descriptions": [
                {
                    "lang": "en",
                    "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ncxl/region: Fix use-after-free in find_pos_and_ways() error path\n\nThe error path releases its reference to a switch decoder before\nlogging an error that includes the decoder name. If the released\nreference is the last one, the decoder can be freed before the error\nmessage accesses its name.\n\nDrop the reference after the error is reported."
                }
            ],
            "affected": [
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "unaffected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "drivers/cxl/core/region.c"
                    ],
                    "versions": [
                        {
                            "version": "9d90ab45d3d393532b7fa62d6a6b7ebbde9cf5fc",
                            "lessThan": "68edf359b0b45cad2654510c1ca257079b241aa5",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "b3dc5c735a754142831f705068fcfa77551724ff",
                            "lessThan": "b38ca9ce8c7d9b8151bb9e4770404c5e39600a48",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "d90acdf49e18029cfe4194475c45ef143657737a",
                            "lessThan": "f54b96e8aadbfc7f2a1b26df349ef9b062c47d2e",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "d90acdf49e18029cfe4194475c45ef143657737a",
                            "lessThan": "8f7683ce37a53eeabd721941517341d2eef2cf3c",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "d90acdf49e18029cfe4194475c45ef143657737a",
                            "lessThan": "15da704b732332cc1e8f121f624e5e6c05124c5d",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "8ad454d3050a40fd616d481e48d1aebb27d9951e",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "6.6.96",
                            "lessThan": "6.6.157",
                            "status": "affected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.12.36",
                            "lessThan": "6.12.110",
                            "status": "affected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.15.5",
                            "lessThan": "6.16",
                            "status": "affected",
                            "versionType": "semver"
                        }
                    ]
                },
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "affected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "drivers/cxl/core/region.c"
                    ],
                    "versions": [
                        {
                            "version": "6.16",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "6.16",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.6.157",
                            "lessThanOrEqual": "6.6.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.12.110",
                            "lessThanOrEqual": "6.12.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.18.52",
                            "lessThanOrEqual": "6.18.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "7.2.6",
                            "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": "6.6.96",
                                    "versionEndExcluding": "6.6.157"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "6.12.36",
                                    "versionEndExcluding": "6.12.110"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "6.16",
                                    "versionEndExcluding": "6.18.52"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "6.16",
                                    "versionEndExcluding": "7.2.6"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "6.16",
                                    "versionEndExcluding": "7.3"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "6.15.5"
                                }
                            ]
                        }
                    ]
                }
            ],
            "references": [
                {
                    "url": "https://git.kernel.org/stable/c/68edf359b0b45cad2654510c1ca257079b241aa5"
                },
                {
                    "url": "https://git.kernel.org/stable/c/b38ca9ce8c7d9b8151bb9e4770404c5e39600a48"
                },
                {
                    "url": "https://git.kernel.org/stable/c/f54b96e8aadbfc7f2a1b26df349ef9b062c47d2e"
                },
                {
                    "url": "https://git.kernel.org/stable/c/8f7683ce37a53eeabd721941517341d2eef2cf3c"
                },
                {
                    "url": "https://git.kernel.org/stable/c/15da704b732332cc1e8f121f624e5e6c05124c5d"
                }
            ],
            "title": "cxl/region: Fix use-after-free in find_pos_and_ways() error path",
            "x_generator": {
                "engine": "bippy-1.2.0"
            }
        }
    }
}