CVE-2017-9869 on Ubuntu 18.04 LTS (bionic) - negligible.
Description:
The II_step_one function in layer2.c in mpglib, as used in libmpgdecoder.a in LAME 3.99.5 and other products, allows remote attackers to cause a denial of service (buffer over-read and application crash) via a crafted audio file.