Xin-Jiang on Github reports:
	  CVE-2017-14245 (Medium): An out of bounds read in the function
	    d2alaw_array() in alaw.c of libsndfile 1.0.28 may lead to a remote
	    DoS attack or information disclosure, related to mishandling of
	    the NAN and INFINITY floating-point values.
	  CVE-2017-14246 (Medium): An out of bounds read in the function
	    d2ulaw_array() in ulaw.c of libsndfile 1.0.28 may lead to a remote
	    DoS attack or information disclosure, related to mishandling of the
	    NAN and INFINITY floating-point values.
	
my123px on Github reports:
	  CVE-2017-17456 (Medium): The function d2alaw_array() in alaw.c of
	    libsndfile 1.0.29pre1 may lead to a remote DoS attack (SEGV on unknown
	    address 0x000000000000), a different vulnerability than CVE-2017-14245.
	  CVE-2017-17457 (Medium): The function d2ulaw_array() in ulaw.c of
	    libsndfile 1.0.29pre1 may lead to a remote DoS attack (SEGV on unknown
	    address 0x000000000000), a different vulnerability than CVE-2017-14246.