A file handle created in fuse_lib_opendir, and later used in fuse_lib_readdir, enables arbitrary memory read and write operations in NTFS-3G through 2021.8.22 when using libfuse-lite.
The MITRE CVE dictionary describes this issue as:
A file handle created in fuse_lib_opendir, and later used in fuse_lib_readdir, enables arbitrary memory read and write operations in NTFS-3G through 2021.8.22 when using libfuse-lite.