man-db before 2.8.5 on Gentoo allows local users (with access to the man user account) to gain root privileges because /usr/bin/mandb is executed by root but not owned by root. (Also, the owner can strip the setuid and setgid bits.)
Affected Software
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Man-db | Man-db_project | * | 2.8.5 (excluding) |
| Man-db | Ubuntu | trusty | * |
| Man-db | Ubuntu | xenial | * |