{
    "data_type": "CVE",
    "data_format": "MITRE",
    "data_version": "4.0",
    "CVE_data_meta": {
        "ID": "CVE-2023-1252",
        "ASSIGNER": "secalert@redhat.com",
        "STATE": "PUBLIC"
    },
    "affects": {
        "vendor": {
            "vendor_data": [
                {
                    "vendor_name": "n/a",
                    "product": {
                        "product_data": [
                            {
                                "product_name": "Kernel",
                                "version": {
                                    "version_data": [
                                        {
                                            "version_value": "Linux kernel 5.16-rc1"
                                        }
                                    ]
                                }
                            }
                        ]
                    }
                }
            ]
        }
    },
    "problemtype": {
        "problemtype_data": [
            {
                "description": [
                    {
                        "lang": "eng",
                        "value": "CWE-416"
                    }
                ]
            }
        ]
    },
    "references": {
        "reference_data": [
            {
                "refsource": "MISC",
                "name": "https://lore.kernel.org/lkml/20211115165433.449951285@linuxfoundation.org/",
                "url": "https://lore.kernel.org/lkml/20211115165433.449951285@linuxfoundation.org/"
            },
            {
                "refsource": "CONFIRM",
                "name": "https://security.netapp.com/advisory/ntap-20230505-0005/",
                "url": "https://security.netapp.com/advisory/ntap-20230505-0005/"
            }
        ]
    },
    "description": {
        "description_data": [
            {
                "lang": "eng",
                "value": "A use-after-free flaw was found in the Linux kernel\u2019s Ext4 File System in how a user triggers several file operations simultaneously with the overlay FS usage. This flaw allows a local user to crash or potentially escalate their privileges on the system. Only if patch 9a2544037600 (\"ovl: fix use after free in struct ovl_aio_req\") not applied yet, the kernel could be affected."
            }
        ]
    }
}