CVE-2025-62792 Wazuh vulnerable to Heap-based Buffer Over-read in w_expression_match

Wazuh is a free and open source platform used for threat prevention, detection, and response. Prior to 4.12.0, a buffer over-read occurs in wexpressionmatch when strlen is called on strtest, because the corresponding buffer is not being properly NULL terminated during its allocation in OSCleanMSG...

CVE-2025-62792 Wazuh vulnerable to Heap-based Buffer Over-read in w_expression_match

Wazuh is a free and open source platform used for threat prevention, detection, and response. Prior to 4.12.0, a buffer over-read occurs in wexpressionmatch when strlen is called on strtest, because the corresponding buffer is not being properly NULL terminated during its allocation in OSCleanMSG...

CVE-2025-62792

CVE-2025-62792 affects Wazuh prior to 4.12.0, where a buffer over-read occurs in w_expression_match() because the buffer allocated in OS_CleanMSG() is not properly NULL terminated. This allows a compromised agent to trigger a read beyond the end of the allocated buffer by sending a crafted messag...