{
    "data_version": "4.0",
    "data_type": "CVE",
    "data_format": "MITRE",
    "CVE_data_meta": {
        "ID": "CVE-2023-52518",
        "ASSIGNER": "cve@kernel.org",
        "STATE": "PUBLIC"
    },
    "description": {
        "description_data": [
            {
                "lang": "eng",
                "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nBluetooth: hci_codec: Fix leaking content of local_codecs\n\nThe following memory leak can be observed when the controller supports\ncodecs which are stored in local_codecs list but the elements are never\nfreed:\n\nunreferenced object 0xffff88800221d840 (size 32):\n  comm \"kworker/u3:0\", pid 36, jiffies 4294898739 (age 127.060s)\n  hex dump (first 32 bytes):\n    f8 d3 02 03 80 88 ff ff 80 d8 21 02 80 88 ff ff  ..........!.....\n    00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................\n  backtrace:\n    [<ffffffffb324f557>] __kmalloc+0x47/0x120\n    [<ffffffffb39ef37d>] hci_codec_list_add.isra.0+0x2d/0x160\n    [<ffffffffb39ef643>] hci_read_codec_capabilities+0x183/0x270\n    [<ffffffffb39ef9ab>] hci_read_supported_codecs+0x1bb/0x2d0\n    [<ffffffffb39f162e>] hci_read_local_codecs_sync+0x3e/0x60\n    [<ffffffffb39ff1b3>] hci_dev_open_sync+0x943/0x11e0\n    [<ffffffffb396d55d>] hci_power_on+0x10d/0x3f0\n    [<ffffffffb30c99b4>] process_one_work+0x404/0x800\n    [<ffffffffb30ca134>] worker_thread+0x374/0x670\n    [<ffffffffb30d9108>] kthread+0x188/0x1c0\n    [<ffffffffb304db6b>] ret_from_fork+0x2b/0x50\n    [<ffffffffb300206a>] ret_from_fork_asm+0x1a/0x30"
            }
        ]
    },
    "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": "8961987f3f5f",
                                            "version_value": "626535077ba9"
                                        },
                                        {
                                            "version_value": "not down converted",
                                            "x_cve_json_5_version_data": {
                                                "versions": [
                                                    {
                                                        "version": "5.16",
                                                        "status": "affected"
                                                    },
                                                    {
                                                        "version": "0",
                                                        "lessThan": "5.16",
                                                        "status": "unaffected",
                                                        "versionType": "custom"
                                                    },
                                                    {
                                                        "version": "6.1.57",
                                                        "lessThanOrEqual": "6.1.*",
                                                        "status": "unaffected",
                                                        "versionType": "custom"
                                                    },
                                                    {
                                                        "version": "6.5.7",
                                                        "lessThanOrEqual": "6.5.*",
                                                        "status": "unaffected",
                                                        "versionType": "custom"
                                                    },
                                                    {
                                                        "version": "6.6",
                                                        "lessThanOrEqual": "*",
                                                        "status": "unaffected",
                                                        "versionType": "original_commit_for_fix"
                                                    }
                                                ],
                                                "defaultStatus": "affected"
                                            }
                                        }
                                    ]
                                }
                            }
                        ]
                    }
                }
            ]
        }
    },
    "references": {
        "reference_data": [
            {
                "url": "https://git.kernel.org/stable/c/626535077ba9dc110787540d1fe24881094c15a1",
                "refsource": "MISC",
                "name": "https://git.kernel.org/stable/c/626535077ba9dc110787540d1fe24881094c15a1"
            },
            {
                "url": "https://git.kernel.org/stable/c/eea5a8f0c3b7c884d2351e75fbdd0a3d7def5ae1",
                "refsource": "MISC",
                "name": "https://git.kernel.org/stable/c/eea5a8f0c3b7c884d2351e75fbdd0a3d7def5ae1"
            },
            {
                "url": "https://git.kernel.org/stable/c/b938790e70540bf4f2e653dcd74b232494d06c8f",
                "refsource": "MISC",
                "name": "https://git.kernel.org/stable/c/b938790e70540bf4f2e653dcd74b232494d06c8f"
            }
        ]
    },
    "generator": {
        "engine": "bippy-a5840b7849dd"
    }
}