cvelist/2021/20xxx/CVE-2021-20257.json

{
    "data_type": "CVE",
    "data_format": "MITRE",
    "data_version": "4.0",
    "CVE_data_meta": {
        "ID": "CVE-2021-20257",
        "ASSIGNER": "secalert@redhat.com",
        "STATE": "PUBLIC"
    },
    "affects": {
        "vendor": {
            "vendor_data": [
                {
                    "vendor_name": "n/a",
                    "product": {
                        "product_data": [
                            {
                                "product_name": "QEMU",
                                "version": {
                                    "version_data": [
                                        {
                                            "version_value": "Fixed-In v6.2.0"
                                        }
                                    ]
                                }
                            }
                        ]
                    }
                }
            ]
        }
    },
    "problemtype": {
        "problemtype_data": [
            {
                "description": [
                    {
                        "lang": "eng",
                        "value": "CWE-835"
                    }
                ]
            }
        ]
    },
    "references": {
        "reference_data": [
            {
                "refsource": "MISC",
                "name": "https://www.openwall.com/lists/oss-security/2021/02/25/2",
                "url": "https://www.openwall.com/lists/oss-security/2021/02/25/2"
            },
            {
                "refsource": "MISC",
                "name": "https://lists.gnu.org/archive/html/qemu-devel/2021-02/msg07428.html",
                "url": "https://lists.gnu.org/archive/html/qemu-devel/2021-02/msg07428.html"
            },
            {
                "refsource": "MISC",
                "name": "https://github.com/qemu/qemu/commit/3de46e6fc489c52c9431a8a832ad8170a7569bd8",
                "url": "https://github.com/qemu/qemu/commit/3de46e6fc489c52c9431a8a832ad8170a7569bd8"
            },
            {
                "refsource": "MISC",
                "name": "https://bugzilla.redhat.com/show_bug.cgi?id=1930087",
                "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1930087"
            },
            {
                "refsource": "CONFIRM",
                "name": "https://security.netapp.com/advisory/ntap-20220425-0003/",
                "url": "https://security.netapp.com/advisory/ntap-20220425-0003/"
            },
            {
                "refsource": "GENTOO",
                "name": "GLSA-202208-27",
                "url": "https://security.gentoo.org/glsa/202208-27"
            },
            {
                "refsource": "MLIST",
                "name": "[debian-lts-announce] 20220905 [SECURITY] [DLA 3099-1] qemu security update",
                "url": "https://lists.debian.org/debian-lts-announce/2022/09/msg00008.html"
            }
        ]
    },
    "description": {
        "description_data": [
            {
                "lang": "eng",
                "value": "An infinite loop flaw was found in the e1000 NIC emulator of the QEMU. This issue occurs while processing transmits (tx) descriptors in process_tx_desc if various descriptor fields are initialized with invalid values. This flaw allows a guest to consume CPU cycles on the host, resulting in a denial of service. The highest threat from this vulnerability is to system availability."
            }
        ]
    }
}