{
    "data_version": "4.0",
    "data_type": "CVE",
    "data_format": "MITRE",
    "CVE_data_meta": {
        "ID": "CVE-2023-52693",
        "ASSIGNER": "cve@kernel.org",
        "STATE": "PUBLIC"
    },
    "description": {
        "description_data": [
            {
                "lang": "eng",
                "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nACPI: video: check for error while searching for backlight device parent\n\nIf acpi_get_parent() called in acpi_video_dev_register_backlight()\nfails, for example, because acpi_ut_acquire_mutex() fails inside\nacpi_get_parent), this can lead to incorrect (uninitialized)\nacpi_parent handle being passed to acpi_get_pci_dev() for detecting\nthe parent pci device.\n\nCheck acpi_get_parent() result and set parent device only in case of success.\n\nFound by Linux Verification Center (linuxtesting.org) with SVACE."
            }
        ]
    },
    "problemtype": {
        "problemtype_data": [
            {
                "description": [
                    {
                        "lang": "eng",
                        "value": "n/a"
                    }
                ]
            }
        ]
    },
    "affects": {
        "vendor": {
            "vendor_data": [
                {
                    "vendor_name": "Linux",
                    "product": {
                        "product_data": [
                            {
                                "product_name": "Linux",
                                "version": {
                                    "version_data": [
                                        {
                                            "version_affected": "<",
                                            "version_name": "9661e92c10a9",
                                            "version_value": "556f02699d33"
                                        },
                                        {
                                            "version_value": "not down converted",
                                            "x_cve_json_5_version_data": {
                                                "versions": [
                                                    {
                                                        "version": "2.6.39",
                                                        "status": "affected"
                                                    },
                                                    {
                                                        "version": "0",
                                                        "lessThan": "2.6.39",
                                                        "status": "unaffected",
                                                        "versionType": "semver"
                                                    },
                                                    {
                                                        "version": "4.19.306",
                                                        "lessThanOrEqual": "4.19.*",
                                                        "status": "unaffected",
                                                        "versionType": "semver"
                                                    },
                                                    {
                                                        "version": "5.4.268",
                                                        "lessThanOrEqual": "5.4.*",
                                                        "status": "unaffected",
                                                        "versionType": "semver"
                                                    },
                                                    {
                                                        "version": "5.10.209",
                                                        "lessThanOrEqual": "5.10.*",
                                                        "status": "unaffected",
                                                        "versionType": "semver"
                                                    },
                                                    {
                                                        "version": "5.15.148",
                                                        "lessThanOrEqual": "5.15.*",
                                                        "status": "unaffected",
                                                        "versionType": "semver"
                                                    },
                                                    {
                                                        "version": "6.1.75",
                                                        "lessThanOrEqual": "6.1.*",
                                                        "status": "unaffected",
                                                        "versionType": "semver"
                                                    },
                                                    {
                                                        "version": "6.6.14",
                                                        "lessThanOrEqual": "6.6.*",
                                                        "status": "unaffected",
                                                        "versionType": "semver"
                                                    },
                                                    {
                                                        "version": "6.7.2",
                                                        "lessThanOrEqual": "6.7.*",
                                                        "status": "unaffected",
                                                        "versionType": "semver"
                                                    },
                                                    {
                                                        "version": "6.8",
                                                        "lessThanOrEqual": "*",
                                                        "status": "unaffected",
                                                        "versionType": "original_commit_for_fix"
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                                                ],
                                                "defaultStatus": "affected"
                                            }
                                        }
                                    ]
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                    }
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    },
    "references": {
        "reference_data": [
            {
                "url": "https://git.kernel.org/stable/c/556f02699d33c1f40b1b31bd25828ce08fa165d8",
                "refsource": "MISC",
                "name": "https://git.kernel.org/stable/c/556f02699d33c1f40b1b31bd25828ce08fa165d8"
            },
            {
                "url": "https://git.kernel.org/stable/c/1e3a2b9b4039bb4d136dca59fb31e06465e056f3",
                "refsource": "MISC",
                "name": "https://git.kernel.org/stable/c/1e3a2b9b4039bb4d136dca59fb31e06465e056f3"
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                "url": "https://git.kernel.org/stable/c/c4e1a0ef0b4782854c9b77a333ca912b392bed2f",
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                "name": "https://git.kernel.org/stable/c/c4e1a0ef0b4782854c9b77a333ca912b392bed2f"
            },
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                "url": "https://git.kernel.org/stable/c/3a370502a5681986f9828e43be75ce26c6ab24af",
                "refsource": "MISC",
                "name": "https://git.kernel.org/stable/c/3a370502a5681986f9828e43be75ce26c6ab24af"
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                "name": "https://git.kernel.org/stable/c/2124c5bc22948fc4d09a23db4a8acdccc7d21e95"
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                "name": "https://git.kernel.org/stable/c/39af144b6d01d9b40f52e5d773e653957e6c379c"
            },
            {
                "url": "https://git.kernel.org/stable/c/72884ce4e10417b1233b614bf134da852df0f15f",
                "refsource": "MISC",
                "name": "https://git.kernel.org/stable/c/72884ce4e10417b1233b614bf134da852df0f15f"
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            {
                "url": "https://git.kernel.org/stable/c/ccd45faf4973746c4f30ea41eec864e5cf191099",
                "refsource": "MISC",
                "name": "https://git.kernel.org/stable/c/ccd45faf4973746c4f30ea41eec864e5cf191099"
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}