ii  linux-headers-4.15.0-55                            4.15.0-55.60                                        all          Header files related to Linux kernel version 4.15.0
ii  linux-headers-4.15.0-55-generic                    4.15.0-55.60                                        amd64        Linux kernel headers for version 4.15.0 on 64 bit x86 SMP
ii  linux-headers-4.4.0-128                            4.4.0-128.154                                       all          Header files related to Linux kernel version 4.4.0
ii  linux-headers-4.4.0-128-generic                    4.4.0-128.154                                       amd64        Linux kernel headers for version 4.4.0 on 64 bit x86 SMP
ii  linux-headers-4.4.0-157                            4.4.0-157.185                                       all          Header files related to Linux kernel version 4.4.0
ii  linux-headers-4.4.0-157-generic                    4.4.0-157.185                                       amd64        Linux kernel headers for version 4.4.0 on 64 bit x86 SMP
ii  linux-headers-generic                              4.15.0.55.57                                        amd64        Generic Linux kernel headers
ii  unity-scope-virtualbox                             0.1+13.10.20130723-0ubuntu1                         all          VirtualBox scope for Unity
ii  virtualbox                                         5.2.18-dfsg-2~ubuntu18.04.5                         amd64        x86 virtualization solution - base binaries
ii  virtualbox-dkms                                    5.2.18-dfsg-2~ubuntu18.04.5                         all          x86 virtualization solution - kernel module sources for dkms
ii  virtualbox-qt                                      5.2.18-dfsg-2~ubuntu18.04.5                         amd64        x86 virtualization solution - Qt based user interface