{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2026-31527",
        "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "state": "PUBLISHED",
        "assignerShortName": "Linux",
        "dateReserved": "2026-03-09T15:48:24.111Z",
        "datePublished": "2026-04-22T13:54:40.485Z",
        "dateUpdated": "2026-06-01T16:11:39.964Z"
    },
    "containers": {
        "cna": {
            "providerMetadata": {
                "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
                "shortName": "Linux",
                "dateUpdated": "2026-06-01T16:11:39.964Z"
            },
            "descriptions": [
                {
                    "lang": "en",
                    "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ndriver core: platform: use generic driver_override infrastructure\n\nWhen a driver is probed through __driver_attach(), the bus' match()\ncallback is called without the device lock held, thus accessing the\ndriver_override field without a lock, which can cause a UAF.\n\nFix this by using the driver-core driver_override infrastructure taking\ncare of proper locking internally.\n\nNote that calling match() from __driver_attach() without the device lock\nheld is intentional. [1]"
                }
            ],
            "affected": [
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "unaffected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "drivers/base/platform.c",
                        "drivers/bus/simple-pm-bus.c",
                        "drivers/clk/imx/clk-scu.c",
                        "drivers/slimbus/qcom-ngd-ctrl.c",
                        "include/linux/platform_device.h",
                        "sound/soc/samsung/i2s.c"
                    ],
                    "versions": [
                        {
                            "version": "3d713e0e382e6fcfb4bba1501645b66c129ad60b",
                            "lessThan": "492349e5e4a369a8b62781100a3ade470bf1ce6b",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "3d713e0e382e6fcfb4bba1501645b66c129ad60b",
                            "lessThan": "9a6086d2a828dd2ff74cf9abcae456670febd71f",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "3d713e0e382e6fcfb4bba1501645b66c129ad60b",
                            "lessThan": "7c02a9bd7d14a89065fcf672b86d8e1d1a41d3b1",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "3d713e0e382e6fcfb4bba1501645b66c129ad60b",
                            "lessThan": "edee7ee5a14c3b33f6d54641f5af5c5e9180992d",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "3d713e0e382e6fcfb4bba1501645b66c129ad60b",
                            "lessThan": "2b38efc05bf7a8568ec74bfffea0f5cfa62bc01d",
                            "status": "affected",
                            "versionType": "git"
                        }
                    ]
                },
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "affected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "drivers/base/platform.c",
                        "drivers/bus/simple-pm-bus.c",
                        "drivers/clk/imx/clk-scu.c",
                        "drivers/slimbus/qcom-ngd-ctrl.c",
                        "include/linux/platform_device.h",
                        "sound/soc/samsung/i2s.c"
                    ],
                    "versions": [
                        {
                            "version": "3.17",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "3.17",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.6.142",
                            "lessThanOrEqual": "6.6.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.12.80",
                            "lessThanOrEqual": "6.12.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.18.21",
                            "lessThanOrEqual": "6.18.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.19.11",
                            "lessThanOrEqual": "6.19.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "7.0",
                            "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": "3.17",
                                    "versionEndExcluding": "6.6.142"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "3.17",
                                    "versionEndExcluding": "6.12.80"
                                },
                                {
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                                    "versionStartIncluding": "3.17",
                                    "versionEndExcluding": "6.18.21"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "3.17",
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                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "3.17",
                                    "versionEndExcluding": "7.0"
                                }
                            ]
                        }
                    ]
                }
            ],
            "references": [
                {
                    "url": "https://git.kernel.org/stable/c/492349e5e4a369a8b62781100a3ade470bf1ce6b"
                },
                {
                    "url": "https://git.kernel.org/stable/c/9a6086d2a828dd2ff74cf9abcae456670febd71f"
                },
                {
                    "url": "https://git.kernel.org/stable/c/7c02a9bd7d14a89065fcf672b86d8e1d1a41d3b1"
                },
                {
                    "url": "https://git.kernel.org/stable/c/edee7ee5a14c3b33f6d54641f5af5c5e9180992d"
                },
                {
                    "url": "https://git.kernel.org/stable/c/2b38efc05bf7a8568ec74bfffea0f5cfa62bc01d"
                }
            ],
            "title": "driver core: platform: use generic driver_override infrastructure",
            "x_generator": {
                "engine": "bippy-1.2.0"
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    }
}