Skip to content

Harden Linux ARM64 release apt sources #70

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Merged
jsgrrchg merged 1 commit into from
May 11, 2026
Merged

Harden Linux ARM64 release apt sources #70

Changes from all commits
Commits
Show all changes
1 commit
Select commit
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
20 changes: 14 additions & 6 deletions .github/workflows/release-desktop.yml
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -144,13 +144,21 @@ jobs:
shell: bash
run: |
if [[ "${{ matrix.target }}" == "aarch64-unknown-linux-gnu" ]]; then
# GitHub's amd64 Ubuntu runners use the standard Ubuntu
# archives, but arm64 packages live on ubuntu-ports. Limit
# the default sources to amd64 before adding arm64 sources
# so apt does not request arm64 package indexes from
# security.ubuntu.com, where they return 404.
sudo sed -i -E 's#^deb http#deb [arch=amd64] http#' /etc/apt/sources.list
# GitHub's amd64 Ubuntu runners may use mirrorlist or
# deb822 sources. Replace only Ubuntu's default sources so
# apt never requests arm64 indexes from non-ports mirrors.
while IFS= read -r source_file; do
if sudo grep -Eq 'ubuntu\.com|apt-mirrors' "$source_file"; then
sudo mv "$source_file" "${source_file}.disabled"
fi
done < <(sudo find /etc/apt -maxdepth 2 -type f \( -name '*.list' -o -name '*.sources' \))
sudo dpkg --add-architecture arm64
sudo tee /etc/apt/sources.list.d/ubuntu-amd64.list >/dev/null <<'EOF'
deb [arch=amd64] http://archive.ubuntu.com/ubuntu jammy main restricted universe multiverse
deb [arch=amd64] http://archive.ubuntu.com/ubuntu jammy-updates main restricted universe multiverse
deb [arch=amd64] http://archive.ubuntu.com/ubuntu jammy-backports main restricted universe multiverse
deb [arch=amd64] http://security.ubuntu.com/ubuntu jammy-security main restricted universe multiverse
EOF
sudo tee /etc/apt/sources.list.d/ubuntu-ports-arm64.list >/dev/null <<'EOF'
deb [arch=arm64] http://ports.ubuntu.com/ubuntu-ports jammy main restricted universe multiverse
deb [arch=arm64] http://ports.ubuntu.com/ubuntu-ports jammy-updates main restricted universe multiverse
Expand Down
Loading