exfatprogs before 1.2.2 allows out-of-bounds memory access, such as in readfiledentryset.
Heap-based buffer overflow in the verifyvbrchecksum function in exfatfsck in exfat-utils before 1.2.1 allows remote attackers to cause a denial of service (infinite loop) or possibly execute arbitrary code via a crafted filesystem.
relan exFAT 1.3.0 allows local users to obtain sensitive information (data from deleted files in the filesystem) in certain situations involving offsets beyond ValidDataLength.