LibVNC before commit 7b1ef0ffc4815cab9a96c7278394152bdc89dc4d contains heap out-of-bound write vulnerability inside structure in VNC client code that can result remote code executionReferenceshttps://www.debian.org/security/2019/dsa-4383https://lists.debian.org/debian-lts-announce/2018/12/msg00017.htmlhttps://usn.ubuntu.com/3877-1/https://ics-cert.kaspersky.com/advisories/klcert-advisories/2018/12/19/klcert-18-030-libvnc-heap-out-of-bound-write/https://security.gentoo.org/glsa/201908-05https://lists.debian.org/debian-lts-announce/2019/10/msg00042.htmlhttps://lists.debian.org/debian-lts-announce/2019/11/msg00033.htmlhttps://security.gentoo.org/glsa/202006-06https://usn.ubuntu.com/4547-1/https://usn.ubuntu.com/4547-2/https://usn.ubuntu.com/4587-1/
