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{"acknowledgement": "Red Hat would like to thank Qualys Threat Research Unit for reporting this issue.", "bugzilla": {"description": "glibc: heap-based buffer overflow in __vsyslog_internal()", "id": "2249053", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2249053"}, "csaw": false, "cvss3": {"cvss3_base_score": "8.4", "cvss3_scoring_vector": "CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "status": "draft"}, "cwe": "CWE-122", "details": ["A 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 the openlog function was not called, or called with the ident argument set to NULL, and the program name (the basename of argv[0]) is bigger than 1024 bytes, resulting in an application crash or local privilege escalation. This issue affects glibc 2.36 and newer.", "A 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 the openlog function was not called, or called with the ident argument set to NULL, and the program name (the basename of argv[0]) is bigger than 1024 bytes, resulting in an application crash or local privilege escalation. This issue affects glibc 2.36 and newer."], "name": "CVE-2023-6246", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Not affected", "package_name": "compat-glibc", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Not affected", "package_name": "glibc", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "package_name": "compat-glibc", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "package_name": "glibc", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Not affected", "package_name": "glibc", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Not affected", "package_name": "glibc", "product_name": "Red Hat Enterprise Linux 9"}], "public_date": "2024-01-30T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2023-6246\nhttps://nvd.nist.gov/vuln/detail/CVE-2023-6246\nhttps://www.openwall.com/lists/oss-security/2024/01/30/6\nhttps://www.qualys.com/2024/01/30/cve-2023-6246/syslog.txt"], "statement": "The glibc package, as shipped with Red Hat products, is not affected by this vulnerability because this issue was introduced in glibc 2.36, this glibc version is not used by any Red Hat product.", "threat_severity": "Important", "upstream_fix": "glibc 2.39"}