keepalived 2.0.8 used mode 0666 when creating new temporary files upon a call to PrintData or PrintStats, potentially leaking sensitive information.
https://security.gentoo.org/glsa/201903-01
https://github.com/acassen/keepalived/issues/1048
https://github.com/acassen/keepalived/commit/c6247a9ef2c7b33244ab1d3aa5d629ec49f0a067
https://github.com/acassen/keepalived/commit/5241e4d7b177d0b6f073cfc9ed5444bf51ec89d6