Comment 30 for bug 1824236

Verification on Bionic.

Following the test case in the description :

$ sudo guestfish -a xenial-server-cloudimg-amd64-disk1.img --network -v << EOF
run
mount /dev/sda1 /
command 'apt update'
EOF
libguestfs: launch: program=guestfish
libguestfs: launch: version=1.36.13
libguestfs: launch: backend registered: unix
...
Get:1 http://security.ubuntu.com/ubuntu xenial-security InRelease [109 kB]
Hit:2 http://archive.ubuntu.com/ubuntu xenial InRelease
Get:3 http://archive.ubuntu.com/ubuntu xenial-updates InRelease [109 kB]
Get:4 http://archive.ubuntu.com/ubuntu xenial-backports InRelease [107 kB]
Get:5 http://security.ubuntu.com/ubuntu xenial-security/main amd64 Packages [667 kB]
Get:6 http://security.ubuntu.com/ubuntu xenial-security/main Translation-en [269 kB]
Get:7 http://security.ubuntu.com/ubuntu xenial-security/universe amd64 Packages [438 kB]
Get:8 http://security.ubuntu.com/ubuntu xenial-security/universe Translation-en [178 kB]
Get:9 http://security.ubuntu.com/ubuntu xenial-security/multiverse amd64 Packages [5600 B]
Get:10 http://security.ubuntu.com/ubuntu xenial-security/multiverse Translation-en [2676 B]
Get:11 http://archive.ubuntu.com/ubuntu xenial/universe amd64 Packages [7532 kB]
Get:12 http://archive.ubuntu.com/ubuntu xenial/universe Translation-en [4354 kB]
Get:13 http://archive.ubuntu.com/ubuntu xenial/multiverse amd64 Packages [144 kB]
Get:14 http://archive.ubuntu.com/ubuntu xenial/multiverse Translation-en [106 kB]
Get:15 http://archive.ubuntu.com/ubuntu xenial-updates/main amd64 Packages [966 kB]
Get:16 http://archive.ubuntu.com/ubuntu xenial-updates/main Translation-en [384 kB]
Get:17 http://archive.ubuntu.com/ubuntu xenial-updates/restricted amd64 Packages [7616 B]
Get:18 http://archive.ubuntu.com/ubuntu xenial-updates/restricted Translation-en [2272 B]
Get:19 http://archive.ubuntu.com/ubuntu xenial-updates/universe amd64 Packages [750 kB]
Get:20 http://archive.ubuntu.com/ubuntu xenial-updates/universe Translation-en [312 kB]
Get:21 http://archive.ubuntu.com/ubuntu xenial-updates/multiverse amd64 Packages [16.7 kB]
Get:22 http://archive.ubuntu.com/ubuntu xenial-updates/multiverse Translation-en [8440 B]
Get:23 http://archive.ubuntu.com/ubuntu xenial-backports/main amd64 Packages [7280 B]
Get:24 http://archive.ubuntu.com/ubuntu xenial-backports/main Translation-en [4456 B]
Get:25 http://archive.ubuntu.com/ubuntu xenial-backports/universe amd64 Packages [7804 B]
Get:26 http://archive.ubuntu.com/ubuntu xenial-backports/universe Translation-en [4184 B]
Fetched 16.5 MB in 32s (504 kB/s)
Reading package lists...
Building dependency tree...
Reading state information...
109 packages can be upgraded. Run 'apt list --upgradable' to see them.
...

Now 'apt update' works.

$ dpkg -l | grep libguestfs
ii libguestfs-hfsplus:amd64 1:1.36.13-1ubuntu3.3 amd64 guest disk image management system - HFS+ support
ii libguestfs-perl 1:1.36.13-1ubuntu3.3 amd64 guest disk image management system - Perl bindings
ii libguestfs-reiserfs:amd64 1:1.36.13-1ubuntu3.3 amd64 guest disk image management system - ReiserFS support
ii libguestfs-tools 1:1.36.13-1ubuntu3.3 amd64 guest disk image management system - tools
ii libguestfs-xfs:amd64 1:1.36.13-1ubuntu3.3 amd64 guest disk image management system - XFS support
ii libguestfs0:amd64 1:1.36.13-1ubuntu3.3 amd64 guest disk image management system - shared library