https://www.bleepingcomputer.com/news/security/update-intels-rapid-storage-software-to-fix-system-takeover-bug/

A DLL hijacking vulnerability exists in an older version of the Intel Rapid Storage Technology (Intel RST) software that could allow attackers to execute malware at elevated privileges in Windows.

DLLs, or dynamic-link libraries, are Microsoft Windows files that other programs load in order to execute various functions contained in the DLL library.