dpkg -l | grep linux-image
ii  linux-image-2.6.38-10-generic                               2.6.38-10.46                               Linux kernel image for version 2.6.38 on x86/x86_64
ii  linux-image-2.6.38-11-generic                               2.6.38-11.50                               Linux kernel image for version 2.6.38 on x86/x86_64
ii  linux-image-2.6.38-8-generic                                2.6.38-8.42                                Linux kernel image for version 2.6.38 on x86/x86_64
ii  linux-image-3.0.0-12-generic                                3.0.0-12.20                                Linux kernel image for version 3.0.0 on x86/x86_64
ii  linux-image-3.0.0-13-generic                                3.0.0-13.22                                Linux kernel image for version 3.0.0 on x86/x86_64
ii  linux-image-3.0.0-14-generic                                3.0.0-14.23                                Linux kernel image for version 3.0.0 on x86/x86_64
ii  linux-image-3.0.0-15-generic                                3.0.0-15.26                                Linux kernel image for version 3.0.0 on x86/x86_64
ii  linux-image-3.0.0-16-generic                                3.0.0-16.28                                Linux kernel image for version 3.0.0 on x86/x86_64
ii  linux-image-generic