{
    "CVE_data_meta": {
        "ASSIGNER": "security-advisories@github.com",
        "ID": "CVE-2021-29482",
        "STATE": "PUBLIC",
        "TITLE": "denial of service in github.com/ulikunitz/xz"
    },
    "affects": {
        "vendor": {
            "vendor_data": [
                {
                    "product": {
                        "product_data": [
                            {
                                "product_name": "xz",
                                "version": {
                                    "version_data": [
                                        {
                                            "version_value": "< 0.5.8"
                                        }
                                    ]
                                }
                            }
                        ]
                    },
                    "vendor_name": "ulikunitz"
                }
            ]
        }
    },
    "data_format": "MITRE",
    "data_type": "CVE",
    "data_version": "4.0",
    "description": {
        "description_data": [
            {
                "lang": "eng",
                "value": "xz is a compression and decompression library focusing on the xz format completely written in Go. The function readUvarint used to read the xz container format may not terminate a loop provide malicous input. The problem has been fixed in release v0.5.8. As a workaround users can limit the size of the compressed file input to a reasonable size for their use case. The standard library had recently the same issue and got the CVE-2020-16845 allocated."
            }
        ]
    },
    "impact": {
        "cvss": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 7.5,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "NONE",
            "integrityImpact": "NONE",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
            "version": "3.1"
        }
    },
    "problemtype": {
        "problemtype_data": [
            {
                "description": [
                    {
                        "lang": "eng",
                        "value": "{\"CWE-835\":\"Loop with Unreachable Exit Condition ('Infinite Loop')\"}"
                    }
                ]
            }
        ]
    },
    "references": {
        "reference_data": [
            {
                "name": "https://github.com/ulikunitz/xz/security/advisories/GHSA-25xm-hr59-7c27",
                "refsource": "CONFIRM",
                "url": "https://github.com/ulikunitz/xz/security/advisories/GHSA-25xm-hr59-7c27"
            },
            {
                "name": "https://github.com/ulikunitz/xz/commit/69c6093c7b2397b923acf82cb378f55ab2652b9b",
                "refsource": "MISC",
                "url": "https://github.com/ulikunitz/xz/commit/69c6093c7b2397b923acf82cb378f55ab2652b9b"
            }
        ]
    },
    "source": {
        "advisory": "GHSA-25xm-hr59-7c27",
        "discovery": "UNKNOWN"
    }
}