cvelist/2023/6xxx/CVE-2023-6779.json

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        "ASSIGNER": "secalert@redhat.com",
        "STATE": "PUBLIC"
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    "description": {
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                "lang": "eng",
                "value": "An off-by-one heap-based buffer overflow was found in the __vsyslog_internal function of the glibc library. This function is called by the syslog and vsyslog functions. This issue occurs when these functions are called with a message bigger than INT_MAX bytes, leading to an incorrect calculation of the buffer size to store the message, resulting in an application crash. This issue affects glibc 2.37 and newer."
            }
        ]
    },
    "problemtype": {
        "problemtype_data": [
            {
                "description": [
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                        "lang": "eng",
                        "value": "Heap-based Buffer Overflow",
                        "cweId": "CWE-122"
                    }
                ]
            }
        ]
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    "affects": {
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                                "product_name": "glibc",
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                                            "version_value": "not down converted",
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                                                        "version": "2.39",
                                                        "status": "unaffected"
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                    "vendor_name": "Red Hat",
                    "product": {
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                                "product_name": "Red Hat Enterprise Linux 6",
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                                "product_name": "Red Hat Enterprise Linux 9",
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    "references": {
        "reference_data": [
            {
                "url": "http://packetstormsecurity.com/files/176932/glibc-syslog-Heap-Based-Buffer-Overflow.html",
                "refsource": "MISC",
                "name": "http://packetstormsecurity.com/files/176932/glibc-syslog-Heap-Based-Buffer-Overflow.html"
            },
            {
                "url": "http://seclists.org/fulldisclosure/2024/Feb/3",
                "refsource": "MISC",
                "name": "http://seclists.org/fulldisclosure/2024/Feb/3"
            },
            {
                "url": "https://access.redhat.com/security/cve/CVE-2023-6779",
                "refsource": "MISC",
                "name": "https://access.redhat.com/security/cve/CVE-2023-6779"
            },
            {
                "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2254395",
                "refsource": "MISC",
                "name": "https://bugzilla.redhat.com/show_bug.cgi?id=2254395"
            },
            {
                "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/D2FIH77VHY3KCRROCXOT6L27WMZXSJ2G/",
                "refsource": "MISC",
                "name": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/D2FIH77VHY3KCRROCXOT6L27WMZXSJ2G/"
            },
            {
                "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/MWQ6BZJ6CV5UAW4VZSKJ6TO4KIW2KWAQ/",
                "refsource": "MISC",
                "name": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/MWQ6BZJ6CV5UAW4VZSKJ6TO4KIW2KWAQ/"
            },
            {
                "url": "https://security.gentoo.org/glsa/202402-01",
                "refsource": "MISC",
                "name": "https://security.gentoo.org/glsa/202402-01"
            },
            {
                "url": "https://www.openwall.com/lists/oss-security/2024/01/30/6",
                "refsource": "MISC",
                "name": "https://www.openwall.com/lists/oss-security/2024/01/30/6"
            },
            {
                "url": "https://www.qualys.com/2024/01/30/cve-2023-6246/syslog.txt",
                "refsource": "MISC",
                "name": "https://www.qualys.com/2024/01/30/cve-2023-6246/syslog.txt"
            },
            {
                "url": "https://security.netapp.com/advisory/ntap-20240223-0006/",
                "refsource": "MISC",
                "name": "https://security.netapp.com/advisory/ntap-20240223-0006/"
            }
        ]
    },
    "credits": [
        {
            "lang": "en",
            "value": "Red Hat would like to thank Qualys Threat Research Unit for reporting this issue."
        }
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    "impact": {
        "cvss": [
            {
                "attackComplexity": "LOW",
                "attackVector": "NETWORK",
                "availabilityImpact": "HIGH",
                "baseScore": 8.2,
                "baseSeverity": "HIGH",
                "confidentialityImpact": "NONE",
                "integrityImpact": "LOW",
                "privilegesRequired": "NONE",
                "scope": "UNCHANGED",
                "userInteraction": "NONE",
                "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:H",
                "version": "3.1"
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}