{
    "data_type": "CVE",
    "data_format": "MITRE",
    "data_version": "4.0",
    "CVE_data_meta": {
        "ID": "CVE-2021-33656",
        "ASSIGNER": "securities@openeuler.org",
        "STATE": "PUBLIC"
    },
    "affects": {
        "vendor": {
            "vendor_data": [
                {
                    "vendor_name": "n/a",
                    "product": {
                        "product_data": [
                            {
                                "product_name": "openEuler:kernel",
                                "version": {
                                    "version_data": [
                                        {
                                            "version_value": "<5.10.127"
                                        }
                                    ]
                                }
                            }
                        ]
                    }
                }
            ]
        }
    },
    "problemtype": {
        "problemtype_data": [
            {
                "description": [
                    {
                        "lang": "eng",
                        "value": "CWE-787 Out-of-bounds Write"
                    }
                ]
            }
        ]
    },
    "references": {
        "reference_data": [
            {
                "refsource": "MISC",
                "name": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/stable-queue.git/tree/releases/5.10.127/vt-drop-old-font-ioctls.patch",
                "url": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/stable-queue.git/tree/releases/5.10.127/vt-drop-old-font-ioctls.patch"
            },
            {
                "refsource": "MISC",
                "name": "https://www.openeuler.org/en/security/cve/detail.html?id=CVE-2021-33656&packageName=kernel",
                "url": "https://www.openeuler.org/en/security/cve/detail.html?id=CVE-2021-33656&packageName=kernel"
            },
            {
                "refsource": "MLIST",
                "name": "[oss-security] 20220719 CVE-2021-33656: Linux kernel: When setting font with malicous data by ioctl cmd PIO_FONT,kernel will write memory out of bounds.(<5.10.127)",
                "url": "http://www.openwall.com/lists/oss-security/2022/07/19/3"
            },
            {
                "refsource": "MLIST",
                "name": "[debian-lts-announce] 20221002 [SECURITY] [DLA 3131-1] linux security update",
                "url": "https://lists.debian.org/debian-lts-announce/2022/10/msg00000.html"
            }
        ]
    },
    "description": {
        "description_data": [
            {
                "lang": "eng",
                "value": "When setting font with malicous data by ioctl cmd PIO_FONT,kernel will write memory out of bounds."
            }
        ]
    }
}