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65 lines
1.8 KiB
Text
65 lines
1.8 KiB
Text
# apparmor.d - Full set of apparmor profiles
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# Copyright (C) 2019-2021 Mikhail Morfikov
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# SPDX-License-Identifier: GPL-2.0-only
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abi <abi/3.0>,
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include <tunables/global>
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@{exec_path} = /{usr/,}sbin/userdel
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profile userdel @{exec_path} flags=(attach_disconnected) {
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include <abstractions/base>
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include <abstractions/consoles>
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include <abstractions/nameservice-strict>
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# The userdel command is issued as root and its task is to delete regular user accounts. It
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# optionally can remove user files (via --remove). Because of that, the userdel command needs the
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# following CAPs to be able to do so.
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capability dac_read_search,
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capability dac_override,
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# To write records to the kernel auditing log.
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capability audit_write,
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# To set the right permission to the files in the /etc/ dir).
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capability chown,
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capability fsetid,
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# To prevent removing a user when it's used by some process.
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capability sys_ptrace,
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ptrace (read),
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network netlink raw,
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@{exec_path} mr,
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/etc/login.defs r,
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@{PROC}/ r,
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@{PROC}/@{pids}/task/ r,
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/etc/{passwd,shadow,gshadow,group,subuid,subgid} rw,
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/etc/{passwd,shadow,gshadow,group,subuid,subgid}.@{pid} w,
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/etc/{passwd,shadow,gshadow,group,subuid,subgid}- w,
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/etc/{passwd,shadow,gshadow,group,subuid,subgid}+ rw,
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/etc/passwd.lock wl -> /etc/passwd.@{pid},
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/etc/shadow.lock wl -> /etc/shadow.@{pid},
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/etc/group.lock wl -> /etc/group.@{pid},
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/etc/gshadow.lock wl -> /etc/gshadow.@{pid},
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/etc/subuid.lock wl -> /etc/subuid.@{pid},
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/etc/subgid.lock wl -> /etc/subgid.@{pid},
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# A process first uses lckpwdf() to lock the lock file, thereby gaining exclusive rights to
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# modify the /etc/passwd or /etc/shadow password database.
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/etc/.pwd.lock rwk,
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# To remove user home files
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@{HOME}/ rw,
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@{HOME}/** w,
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# To remove user mail
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/var/mail/* w,
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include if exists <local/userdel>
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}
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