33439 2017-05-01 12:24:19 +0300 passwd without username changes password for another user under su - 2017-05-01 13:54:48 +0300 1 1 3 Distributions Branch p8 passwd не указана all Linux CLOSED NOTABUG P3 major --- 33440 1 imz cas qa-p8 oldest_to_newest 163507 0 imz 2017-05-01 12:24:19 +0300 $ rpm -qf "$(which passwd)" "$(which su)" passwd-1.0.13-alt1 su-0.60-alt34 $ apt-cache depends passwd | sed -nre 's:^ ::p' | sort -u control-0.7.6-alt1 glibc-core-6:2.23-alt3 libpam0-1.3.0-alt1 pam0-config-1.7.0-alt1 pam-config-1.7.0-alt1 sh-3.2.57-alt1 tcb-utils-1.1-alt1 $ I expect to change the password for root, but passwd without username changes password for another user under "su -": imz@rollerderby ~ $ su - Password: rollerderby ~ # passwd passwd: updating all authentication tokens for user imz. ... (First, I didn't notice that the username is written in the message and couldn't understand what was happening!) 163513 1 imz 2017-05-01 13:54:48 +0300 This has been a specific "feature" for a long time -- https://bugzilla.altlinux.org/show_bug.cgi?id=33440#c3 .