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-2016-0749 medium priority: Ubuntu including 1 source packages (spice), 7 status rows across 7 suites (precise, trusty, upstream, wily, xenial, yakkety, zesty): released 5, ignored 1, needs-triage 1.
The smartcard interaction in SPICE allows remote attackers to cause a denial of service (QEMU-KVM process crash) or possibly execute arbitrary code via vectors related to connecting to a guest VM, which triggers a heap-based buffer overflow.