chpasswd
Change the passwords for multiple users by using stdin. More information: <https://manned.org/chpasswd.8>.
RUN apt-get update && \
apt-get install -y passwd
RUN apt-get update && \
apt-get install -y passwd
RUN apk add shadow
RUN pacman -S --noconfirm shadow
RUN apt-get update && \
apt-get install -y passwd
RUN dnf install -y shadow-utils-2
RUN apt-get update && \
apt-get install -y passwd