libsndfile -- out-of-bounds reads

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.