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Vulnerabilities CVE-2023-6780

CVE-2023-6780

Medium
Open
TLP:CLEAR

Glibc: integer overflow in __vsyslog_internal()

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Description

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.

Details

CVSS Score
5.3
EPSS Score
2.71%

84.7th percentile

CVSS Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
Confidence
90%
Published
Jan 31, 2024
Last Modified
Jul 14, 2026
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