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-2016-9825 medium priority: Ubuntu including 1 source packages (libav), 8 status rows across 8 suites (artful, bionic, precise, trusty, upstream, xenial, yakkety, zesty): DNE 5, ignored 2, needs-triage 1.
libswscale/utils.c in libav 11.8 allows remote attackers to cause a denial of service (crash) via vectors involving left shift of a negative value.