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-2016-9941 medium priority: Ubuntu including 2 source packages (italc, libvncserver), 10 status rows across 7 suites (bionic, focal, precise, trusty, upstream, xenial, yakkety): released 7, DNE 2, not-affected 1.
Heap-based buffer overflow in rfbproto.c in LibVNCClient in LibVNCServer before 0.9.11 allows remote servers to cause a denial of service (application crash) or possibly execute arbitrary code via a crafted FramebufferUpdate message containing a subrectangle outside of the client drawing area.