вылезает в случае наличия новой версии пакета в репозитарии, и установленной старой в системе. Вместо удаления apt выполняет обновление.

# apt-get remove koffice-libs
Reading Package Lists... Done
Building Dependency Tree... Done
The following extra packages will be installed:
  koffice-common koffice-core koffice-kexi koffice-kivio libglew1.4 libkarboncommon libkarbonui libkoffice_graya_u16 libkofficegrayau8colorspace
  libkoflake libkoguiutils libkomain libkoodf libkopageapp libkoresources libkostore libkotext libkritaimage libkritaui libkwordexportfilters
  libpigmentcms wordnet
The following packages will be upgraded
  koffice-common koffice-kexi koffice-kivio
The following packages will be REPLACED:
  koffice-libs (by koffice-core)
The following NEW packages will be installed:
  koffice-core libglew1.4 libkarboncommon libkarbonui libkoffice_graya_u16 libkofficegrayau8colorspace libkoflake libkoguiutils libkomain
  libkoodf libkopageapp libkoresources libkostore libkotext libkritaimage libkritaui libkwordexportfilters libpigmentcms wordnet
3 upgraded, 19 newly installed, 1 replaced, 0 removed and 294 not upgraded.
Need to get 0B/12.4MB of archives.
After unpacking 22.4MB of additional disk space will be used.
Do you want to continue? [Y/n]