{
    "CVE_data_meta": {
        "ASSIGNER": "cve@mitre.org",
        "ID": "CVE-2021-26937",
        "STATE": "PUBLIC"
    },
    "affects": {
        "vendor": {
            "vendor_data": [
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                                "version": {
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    "data_format": "MITRE",
    "data_type": "CVE",
    "data_version": "4.0",
    "description": {
        "description_data": [
            {
                "lang": "eng",
                "value": "encoding.c in GNU Screen through 4.8.0 allows remote attackers to cause a denial of service (invalid write access and application crash) or possibly have unspecified other impact via a crafted UTF-8 character sequence."
            }
        ]
    },
    "problemtype": {
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                        "value": "n/a"
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    "references": {
        "reference_data": [
            {
                "url": "https://lists.gnu.org/archive/html/screen-devel/2021-02/msg00000.html",
                "refsource": "MISC",
                "name": "https://lists.gnu.org/archive/html/screen-devel/2021-02/msg00000.html"
            },
            {
                "url": "https://www.openwall.com/lists/oss-security/2021/02/09/3",
                "refsource": "MISC",
                "name": "https://www.openwall.com/lists/oss-security/2021/02/09/3"
            },
            {
                "url": "https://ftp.gnu.org/gnu/screen/",
                "refsource": "MISC",
                "name": "https://ftp.gnu.org/gnu/screen/"
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                "refsource": "MLIST",
                "name": "[oss-security] 20210210 Re: screen crash processing combining characters",
                "url": "http://www.openwall.com/lists/oss-security/2021/02/09/8"
            },
            {
                "refsource": "MLIST",
                "name": "[debian-lts-announce] 20210219 [SECURITY] [DLA 2570-1] screen security update",
                "url": "https://lists.debian.org/debian-lts-announce/2021/02/msg00031.html"
            },
            {
                "refsource": "DEBIAN",
                "name": "DSA-4861",
                "url": "https://www.debian.org/security/2021/dsa-4861"
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            {
                "refsource": "FEDORA",
                "name": "FEDORA-2021-5e9894a0c5",
                "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/JJWLXP45POUUYBJRRWPVAWNZDJTLYWVM/"
            },
            {
                "refsource": "FEDORA",
                "name": "FEDORA-2021-9107eeb95c",
                "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/GNWBOIDEPOEQS5RMQVMFKHKXJCGNYWBL/"
            },
            {
                "refsource": "GENTOO",
                "name": "GLSA-202105-11",
                "url": "https://security.gentoo.org/glsa/202105-11"
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}