{
    "data_version": "4.0",
    "data_type": "CVE",
    "data_format": "MITRE",
    "CVE_data_meta": {
        "ID": "CVE-2022-2521",
        "ASSIGNER": "secalert@redhat.com",
        "STATE": "PUBLIC"
    },
    "description": {
        "description_data": [
            {
                "lang": "eng",
                "value": "It was found in libtiff 4.4.0rc1 that there is an invalid pointer free operation in TIFFClose() at tif_close.c:131 called by tiffcrop.c:2522 that can cause a program crash and denial of service while processing crafted input."
            }
        ]
    },
    "problemtype": {
        "problemtype_data": [
            {
                "description": [
                    {
                        "lang": "eng",
                        "value": "CWE-763",
                        "cweId": "CWE-763"
                    }
                ]
            }
        ]
    },
    "affects": {
        "vendor": {
            "vendor_data": [
                {
                    "vendor_name": "n/a",
                    "product": {
                        "product_data": [
                            {
                                "product_name": "libtiff",
                                "version": {
                                    "version_data": [
                                        {
                                            "version_affected": "=",
                                            "version_value": "libtiff 4.4.0rc1"
                                        }
                                    ]
                                }
                            }
                        ]
                    }
                }
            ]
        }
    },
    "references": {
        "reference_data": [
            {
                "url": "https://gitlab.com/libtiff/libtiff/-/issues/422",
                "refsource": "MISC",
                "name": "https://gitlab.com/libtiff/libtiff/-/issues/422"
            },
            {
                "url": "https://gitlab.com/libtiff/libtiff/-/merge_requests/378",
                "refsource": "MISC",
                "name": "https://gitlab.com/libtiff/libtiff/-/merge_requests/378"
            },
            {
                "url": "https://www.debian.org/security/2023/dsa-5333",
                "refsource": "MISC",
                "name": "https://www.debian.org/security/2023/dsa-5333"
            }
        ]
    }
}