The daily mandb cleanup job in Man-db before 2.7.6.1-1 as packaged in Ubuntu and Debian allows local users with access to the man account to gain privileges via vectors involving insecure chown use.
{ "availability": "Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro", "binaries": [ { "binary_name": "man-db", "binary_version": "2.7.5-1ubuntu0.1~esm1" }, { "binary_name": "man-db-dbgsym", "binary_version": "2.7.5-1ubuntu0.1~esm1" } ] }