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-2015-0843 medium priority: Ubuntu including 1 source packages (yubiserver), 13 status rows across 13 suites (artful, bionic, cosmic, disco, precise, trusty, upstream, utopic, vivid, wily, xenial, yakkety, zesty): ignored 7, not-affected 4, DNE 1, released 1.
yubiserver before 0.6 is prone to buffer overflows due to misuse of sprintf.