CVE-2023-6779
CVSS 3.1 Score 7.5 of 10 (high)
Details
Published Jan 31, 2024
Updated: Feb 27, 2024
CWE ID 787
CWE ID 122
Summary
CVE-2023-6779 is a newly discovered heap-based buffer overflow vulnerability affecting the __vsyslog_internal function in the glibc library. This function is utilized by the syslog and vsyslog functions. The issue arises when these functions process messages larger than INT_MAX bytes, leading to an inaccurate calculation of the necessary buffer size. Consequently, the application crashes due to the buffer overflow. Notably, this vulnerability impacts glibc versions 2.37 and later.
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Affected Products
- Fedora Operating System
Affected Vendors
- Fedora Project
Advisories, Assessments, and Mitigations
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