Known vulnerabilities in Canonical Ltd. golang-github-hashicorp-serf (Ubuntu package)

0.8.5~ds1 0.8.1+git20180508.80ab4877~ds 0.8.1+git20171021.c20a0b1~ds1 0.6.4~ds1 0.8.4~ds1-1 0.8.5~ds1-1 0.6.4~ds1-1 0.7.0~ds1-1 0.7.0~ds1-2 0.8.1+git20171021.c20a0b1~ds1-1 0.8.1+git20171021.c20a0b1~ds1-2 0.8.1+git20171021.c20a0b1~ds1-3 0.8.1+git20171021.c20a0b1~ds1-4 0.8.1+git20171021.c20a0b1~ds1-5 0.8.1+git20180508.80ab4877~ds-1