libjasper/include/jasper/jas_math.h in JasPer 1.900.17 allows remote attackers to cause a denial of service (crash) via vectors involving left shift of a negative value.
https://euvd.enisa.europa.eu/vulnerability/EUVD-2017-14602
https://blogs.gentoo.org/ago/2017/01/16/jasper-multiple-crashes-with-ubsan/