It doesn’t ensure that there’s a null terminator in the resultant string. This may potentially lead to a later overrun when the copied string is read back. (S

It doesn’t ensure that there’s a null terminator in the resultant string. This may potentially lead to a later overrun when the copied string is read back. (See also https://linux.die.net/man/3/strncpy https://linux.die.net/man/3/strncpy )