Wazuh: Heap-based NULL WRITE Buffer Underflow in GetAlertData
Wazuh is a free and open source platform used for threat prevention, detection, and response. From version 1.0.0 to before version 4.14.4, a heap-based out-of-bounds WRITE occurs in GetAlertData, resulting in writing a NULL byte exactly 1 byte before the start of the buffer allocated by strdup. Due to unsigned integer …
Severity medium: primary CNA CVSS 4.4 v3.1 (worst CNA-provided scenario) Not listed in this KEV snapshot. Forecast present in this snapshot.
Published 2026-04-29T17:43:44.911Z. Updated 2026-04-30T12:48:18.639Z.