The fill_buffer_resample function in util.c in libmp3lame.a in LAME 3.98.4, 3.98.2, 3.98, 3.99, 3.99.1, 3.99.2, 3.99.3, 3.99.4 and 3.99.5 allows remote attackers to cause a denial of service (heap-based buffer over-read and application crash) via a crafted audio file.