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CVE-2023-39976

nvd nist
Published: Aug 8, 2023Modified: Jun 17, 2026

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9.8
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Exploitability: 3.9 / Impact: 5.9
Source: NVD

Description

log_blackbox.c in libqb before 2.0.8 allows a buffer overflow via long log messages because the header size is not considered.

Affected (1)

Products: Clusterlabs: Libqb
Clusterlabs
1 product
Libqb
Configuration A
1 vulnerable
Vulnerable SoftwareAffected Versions
Libqb
Before 2.0.8

Related CWEs

CWE-120
Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')
The product copies an input buffer to an output buffer without verifying that the size of the input buffer is less than the size of the output buffer, leading to a buffer overflow.

References (8)

Source: cve@mitre.org
Patch
Source: cve@mitre.org
Not Applicable
Source: cve@mitre.org
Patch
Source: cve@mitre.org
Source: af854a3a-2127-422b-91ae-364da2661108
Patch
Source: af854a3a-2127-422b-91ae-364da2661108
Not Applicable
Source: af854a3a-2127-422b-91ae-364da2661108
Patch
Source: af854a3a-2127-422b-91ae-364da2661108

Timeline

No history available yet.