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Stable-26.3: Upgrade libssl3 in Ubuntu server Docker image #1921

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strtgbb merged 1 commit into from
Jun 18, 2026
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Stable-26.3: Upgrade libssl3 in Ubuntu server Docker image #1921

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2 changes: 2 additions & 0 deletions docker/server/Dockerfile.ubuntu
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Original file line number Diff line number Diff line change
Expand Up @@ -8,6 +8,7 @@ ARG DEBIAN_FRONTEND=noninteractive
ARG apt_archive="http://archive.ubuntu.com"

# We shouldn't use `apt upgrade` to not change the upstream image. It's updated biweekly
# Exception: targeted --only-upgrade for libssl3 to address CVE without a general upgrade.

# user/group precreated explicitly with fixed uid/gid on purpose.
# It is especially important for rootless containers: in that case entrypoint
Expand All @@ -25,6 +26,7 @@ RUN sed -i "s|http://archive.ubuntu.com|${apt_archive}|g" /etc/apt/sources.list
locales \
tzdata \
wget \
&& apt-get install --yes --only-upgrade libssl3 \
&& busybox --install -s \
&& rm -rf /var/lib/apt/lists/* /var/cache/debconf /tmp/*

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