{
    "data_type": "CVE",
    "data_format": "MITRE",
    "data_version": "4.0",
    "CVE_data_meta": {
        "ID": "CVE-2021-3537",
        "ASSIGNER": "secalert@redhat.com",
        "STATE": "PUBLIC"
    },
    "affects": {
        "vendor": {
            "vendor_data": [
                {
                    "vendor_name": "n/a",
                    "product": {
                        "product_data": [
                            {
                                "product_name": "libxml2",
                                "version": {
                                    "version_data": [
                                        {
                                            "version_value": "libxml2 2.9.11"
                                        }
                                    ]
                                }
                            }
                        ]
                    }
                }
            ]
        }
    },
    "problemtype": {
        "problemtype_data": [
            {
                "description": [
                    {
                        "lang": "eng",
                        "value": "CWE-476"
                    }
                ]
            }
        ]
    },
    "references": {
        "reference_data": [
            {
                "refsource": "FEDORA",
                "name": "FEDORA-2021-e3ed1ba38b",
                "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/QVM4UJ3376I6ZVOYMHBNX4GY3NIV52WV/"
            },
            {
                "refsource": "MLIST",
                "name": "[debian-lts-announce] 20210510 [SECURITY] [DLA 2653-1] libxml2 security update",
                "url": "https://lists.debian.org/debian-lts-announce/2021/05/msg00008.html"
            },
            {
                "refsource": "MISC",
                "name": "https://bugzilla.redhat.com/show_bug.cgi?id=1956522",
                "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1956522"
            },
            {
                "refsource": "FEDORA",
                "name": "FEDORA-2021-b950000d2b",
                "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/BZOMV5J4PMZAORVT64BKLV6YIZAFDGX6/"
            },
            {
                "refsource": "GENTOO",
                "name": "GLSA-202107-05",
                "url": "https://security.gentoo.org/glsa/202107-05"
            },
            {
                "refsource": "CONFIRM",
                "name": "https://security.netapp.com/advisory/ntap-20210625-0002/",
                "url": "https://security.netapp.com/advisory/ntap-20210625-0002/"
            },
            {
                "url": "https://www.oracle.com/security-alerts/cpuoct2021.html",
                "refsource": "MISC",
                "name": "https://www.oracle.com/security-alerts/cpuoct2021.html"
            },
            {
                "url": "https://www.oracle.com/security-alerts/cpuapr2022.html",
                "refsource": "MISC",
                "name": "https://www.oracle.com/security-alerts/cpuapr2022.html"
            },
            {
                "url": "https://www.oracle.com/security-alerts/cpujul2022.html",
                "refsource": "MISC",
                "name": "https://www.oracle.com/security-alerts/cpujul2022.html"
            }
        ]
    },
    "description": {
        "description_data": [
            {
                "lang": "eng",
                "value": "A vulnerability found in libxml2 in versions before 2.9.11 shows that it did not propagate errors while parsing XML mixed content, causing a NULL dereference. If an untrusted XML document was parsed in recovery mode and post-validated, the flaw could be used to crash the application. The highest threat from this vulnerability is to system availability."
            }
        ]
    }
}