Re: Question on CVE-2017-5754 on Debian 8.9

On 24 January 2018 at 17:38, Greg Wooledge <wooledg@eeg.ccf.org> wrote:

On Wed, Jan 24, 2018 at 04:51:35PM +0000, Michael Fothergill wrote:
> root@mikef-PC:/etc/apt# apt-get -t experimental install
> linux-headers-4.15.0-rc8-all-amd64
> Reading package lists... Done
>
> and got the following error:
>
>
> E: The value 'experimental' is invalid for APT::Default-Release as such a
> release is not available in the sources

Just get the package(s) directly from
http://packages.debian.org/experimental/

I did it and installed it with dpkg -i

/home/mikef/Downloads
mikef@mikef-PC:~/Downloads$ su
Password:
root@mikef-PC:/home/mikef/Downloads# ls
05_Debeche_EnzymeMicrobTech.pdf
climostat-slides-2017.pptx
GB2506880A.pdf
Gentoo-Linux-livedvd-amd64-multilib-20160704
Gmail - New Substances Notification.pdf
Gmail-New-Substances-Notification.pdf
linux-image-4.15.0-rc8-amd64_4.15~rc8-1~exp1_amd64.deb
python-pyqtgraph_0.10.0-1_all.deb
root@mikef-PC:/home/mikef/Downloads# dpkg -i linux-image-4.15.0-rc8-amd64_4.15~rc8-1~exp1_amd64.deb
(Reading database ... 222960 files and directories currently installed.)
Preparing to unpack linux-image-4.15.0-rc8-amd64_4.15~rc8-1~exp1_amd64.deb ...
Unpacking linux-image-4.15.0-rc8-amd64 (4.15~rc8-1~exp1) over (4.15~rc8-1~exp1) ...
Setting up linux-image-4.15.0-rc8-amd64 (4.15~rc8-1~exp1) ...
/etc/kernel/postinst.d/dkms:
Error! Your kernel headers for kernel 4.15.0-rc8-amd64 cannot be found.
Please install the linux-headers-4.15.0-rc8-amd64 package,
or use the --kernelsourcedir option to tell DKMS where it's located
/etc/kernel/postinst.d/initramfs-tools:
update-initramfs: Generating /boot/initrd.img-4.15.0-rc8-amd64
W: Possible missing firmware /lib/firmware/rtl_nic/rtl8107e-2.fw for module r8169
W: Possible missing firmware /lib/firmware/rtl_nic/rtl8107e-1.fw for module r8169
W: Possible missing firmware /lib/firmware/rtl_nic/rtl8168h-2.fw for module r8169
W: Possible missing firmware /lib/firmware/rtl_nic/rtl8168h-1.fw for module r8169
W: Possible missing firmware /lib/firmware/rtl_nic/rtl8168g-3.fw for module r8169
W: Possible missing firmware /lib/firmware/rtl_nic/rtl8168g-2.fw for module r8169
W: Possible missing firmware /lib/firmware/rtl_nic/rtl8106e-2.fw for module r8169
W: Possible missing firmware /lib/firmware/rtl_nic/rtl8106e-1.fw for module r8169
W: Possible missing firmware /lib/firmware/rtl_nic/rtl8411-2.fw for module r8169
W: Possible missing firmware /lib/firmware/rtl_nic/rtl8411-1.fw for module r8169
W: Possible missing firmware /lib/firmware/rtl_nic/rtl8402-1.fw for module r8169
W: Possible missing firmware /lib/firmware/rtl_nic/rtl8168f-2.fw for module r8169
W: Possible missing firmware /lib/firmware/rtl_nic/rtl8168f-1.fw for module r8169
W: Possible missing firmware /lib/firmware/rtl_nic/rtl8105e-1.fw for module r8169
W: Possible missing firmware /lib/firmware/rtl_nic/rtl8168e-3.fw for module r8169
W: Possible missing firmware /lib/firmware/rtl_nic/rtl8168e-2.fw for module r8169
W: Possible missing firmware /lib/firmware/rtl_nic/rtl8168e-1.fw for module r8169
W: Possible missing firmware /lib/firmware/rtl_nic/rtl8168d-2.fw for module r8169
W: Possible missing firmware /lib/firmware/rtl_nic/rtl8168d-1.fw for module r8169
W: Possible missing firmware /lib/firmware/radeon/banks_k_2_smc.bin for module radeon
/etc/kernel/postinst.d/zz-update-grub:
Generating grub configuration file ...
Found background image: /usr/share/images/desktop-base/desktop-grub.png
Found linux image: /boot/vmlinuz-4.15.0-rc8-amd64
Found initrd image: /boot/initrd.img-4.15.0-rc8-amd64
Found linux image: /boot/vmlinuz-4.9.0-4-amd64
Found initrd image: /boot/initrd.img-4.9.0-4-amd64
Found linux image: /boot/vmlinuz-4.9.0-3-amd64
Found initrd image: /boot/initrd.img-4.9.0-3-amd64
Found linux image: /boot/vmlinuz-3.16.0-4-amd64
Found initrd image: /boot/initrd.img-3.16.0-4-amd64
Found memtest86+ image: /boot/memtest86+.bin
Found memtest86+ multiboot image: /boot/memtest86+_multiboot.bin
Found Windows 10 on /dev/sda1
Found Windows 10 on /dev/sda2
Found Gentoo/Linux on /dev/sda8
done
root@mikef-PC:/home/mikef/Downloads#

There is a gripe in there about the linux headers file not being installed for it.

There is a linux header file on the experimental web page.

I think I need to install that as well.

Cheers