How to install Kernel 4.4.27 Has Been Released on Ubuntu and derivative systems

    Linux kernel is the essential part of any Linux operating system. It is responsible for resource allocation, low-level hardware interfaces, security, simple communications, basic file system management, and more. Written from scratch by Linus Torvalds.

Linux Kernel 4.4.27 Hightlights

• cfq: fix starvation of asynchronous writes
• vfs: move permission checking into notify_change() for utimes(NULL)
• dlm: free workqueues after the connections
• crypto: vmx - Fix memory corruption caused by p8_ghash
• crypto: ghash-generic - move common definitions to a new header file
• ext4: release bh in make_indexed_dir
• ext4: allow DAX writeback for hole punch
• ext4: fix memory leak in ext4_insert_range()
• ext4: reinforce check of i_dtime when clearing high fields of uid and gid
• ext4: enforce online defrag restriction for encrypted files
• scsi: ibmvfc: Fix I/O hang when port is not mapped
• scsi: arcmsr: Simplify user_len checking
• scsi: arcmsr: Buffer overflow in arcmsr_iop_message_xfer()
• async_pq_val: fix DMA memory leak
• reiserfs: switch to generic_{get,set,remove}xattr()
• reiserfs: Unlock superblock before calling reiserfs_quota_on_mount()
• ASoC: Intel: Atom: add a missing star in a memcpy call
• brcmfmac: fix memory leak in brcmf_fill_bss_param
• See announcement for full details

How to install Kernel 4.4.27 on 32 bit Ubuntu and derivative systems:

Download the needed packages:

$ cd /tmp $ wget http://kernel.ubuntu.com/~kernel-ppa/mainline/v4.4.27/linux-headers-4.4.27-040427_4.4.27-040427.201610220949_all.deb $ wget http://kernel.ubuntu.com/~kernel-ppa/mainline/v4.4.27/linux-headers-4.4.27-040427-generic_4.4.27-040427.201610220949_i386.deb $ wget http://kernel.ubuntu.com/~kernel-ppa/mainline/v4.4.27/linux-image-4.4.27-040427-generic_4.4.27-040427.201610220949_i386.deb

Install the Kernel:

$ sudo dpkg -i linux-headers-4.4*.deb linux-image-4.4*.deb $ sudo reboot

How to install Kernel 4.4.27 on 64 bit Ubuntu and derivative systems:

Download the needed packages:

$ cd /tmp $ wget http://kernel.ubuntu.com/~kernel-ppa/mainline/v4.4.27/linux-headers-4.4.27-040427_4.4.27-040427.201610220949_all.deb $ wget http://kernel.ubuntu.com/~kernel-ppa/mainline/v4.4.27/linux-headers-4.4.27-040427-generic_4.4.27-040427.201610220949_amd64.deb $ wget http://kernel.ubuntu.com/~kernel-ppa/mainline/v4.4.27/linux-image-4.4.27-040427-generic_4.4.27-040427.201610220949_amd64.deb

Install the Kernel:

$ sudo dpkg -i linux-headers-4.4*.deb linux-image-4.4*.deb $ sudo reboot

Check Kernel version:

$ uname -r

Optional, remove the kernel:

$ sudo apt-get remove linux-headers-4.4* linux-image-4.4*