Source: snort Severity: serious In src/win32/WIN32-Includes/rpc, snort includes a copy of OpenBSD's librpc, which has a non-free license. It was relicensed to a BSD license upstream, which you can verify at https://github.com/openbsd/src/commit/cb7760d181b85988239aa31e102cfd38c6ab30ad. Please replace or exclude the non-free files.