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This issue occurs when these functions are called with a very long message, leading to an incorrect calculation of the buffer size to store the message, resulting in undefined behavior. This issue affects glibc 2.37 and newer."}, {"lang": "es", "value": "Se encontr\u00f3 un desbordamiento de enteros en la funci\u00f3n __vsyslog_internal de la liibrer\u00eda glibc. Esta funci\u00f3n es llamada por las funciones syslog y vsyslog. Este problema ocurre cuando estas funciones se llaman con un mensaje muy largo, lo que genera un c\u00e1lculo incorrecto del tama\u00f1o del b\u00fafer para almacenar el mensaje, lo que genera un comportamiento indefinido. 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{"acknowledgement": "Red Hat would like to thank Qualys Threat Research Unit for reporting this issue.", "bugzilla": {"description": "glibc: integer overflow in __vsyslog_internal()", "id": "2254396", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2254396"}, "csaw": false, "cvss3": {"cvss3_base_score": "5.3", "cvss3_scoring_vector": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L", "status": "draft"}, "cwe": "CWE-131->CWE-190", "details": ["An integer 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 very long message, leading to an incorrect calculation of the buffer size to store the message, resulting in undefined behavior. This issue affects glibc 2.37 and newer.", "An integer 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 very long message, leading to an incorrect calculation of the buffer size to store the message, resulting in undefined behavior. This issue affects glibc 2.37 and newer."], "name": "CVE-2023-6780", "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-2023-6780\nhttps://nvd.nist.gov/vuln/detail/CVE-2023-6780\nhttps://www.openwall.com/lists/oss-security/2024/01/30/6\nhttps://www.qualys.com/2024/01/30/cve-2023-6246/syslog.txt"], "statement": "This issue can only result in a memory allocation failure when the syslog function is called with a very long message, preventing the output of the message. This is the only known impact of this issue and this CVE was assigned to track this possibility.\nThe glibc package, as shipped with Red Hat products, is not affected by this vulnerability because this issue was introduced in glibc 2.37, this glibc version is not used by any Red Hat product.", "threat_severity": "Low"}