View at Official ubuntu advisory, NVD, CVE.org · CVE detail
Freshness: upstream tracker timestamp is available; use API updated time as primary recency signal.
CVE-2017-9255 low priority: Ubuntu including 1 source packages (faad2), 8 status rows across 8 suites (artful, bionic, cosmic, trusty, upstream, xenial, yakkety, zesty): not-affected 3, released 3, ignored 2.
The mp4ff_read_stsc function in common/mp4ff/mp4atom.c in Freeware Advanced Audio Decoder 2 (FAAD2) 2.7 allows remote attackers to cause a denial of service (large loop and CPU consumption) via a crafted mp4 file.