Skyler Ferrante f4293f9fbc lib/, src/: Add checks for fd omission ...

Adding function check_fds to new file fd.c. The function check_fds
should be called in every setuid/setgid program.

Co-developed-by: Alejandro Colomar <alx@kernel.org>
Cherry-picked-from: d2f2c1877a ("Adding checks for fd omission")
Link: <https://github.com/shadow-maint/shadow/pull/964>
Link: <https://inbox.sourceware.org/libc-alpha/ZeyujhVRsDTUNUtw@debian/T/>
[alx: It seems we shouldn't need this, as libc does it for us.  But it ]
[     shouldn't hurt either.  Let's be paranoic.                       ]
Cc: <Guillem Jover <guillem@hadrons.org>
Cc: "Serge E. Hallyn" <serge@hallyn.com>
Cc: "Skyler Ferrante (RIT Student)" <sjf5462@rit.edu>
Cc: Iker Pedrosa <ipedrosa@redhat.com>
Cc: Christian Brauner <christian@brauner.io>
Cc: Rich Felker <dalias@libc.org>
Cc: Andreas Schwab <schwab@linux-m68k.org>
Cc: Thorsten Glaser <tg@mirbsd.de>
Cc: NRK <nrk@disroot.org>
Cc: Florian Weimer <fweimer@redhat.com>
Cc: enh <enh@google.com>
Cc: Laurent Bercot <ska-dietlibc@skarnet.org>
Cc: Gabriel Ravier <gabravier@gmail.com>
Cc: Zack Weinberg <zack@owlfolio.org>
Signed-off-by: Alejandro Colomar <alx@kernel.org>

2024-03-13 23:19:51 +01:00

..

.gitignore

getsubids: system binary for user's sub*ids

2021-11-17 16:35:50 +01:00

.indent.pro

[svn-upgrade] Integrating new upstream version, shadow (4.0.8)

2007-10-07 11:46:07 +00:00

chage.c

lib/, src/: Add checks for fd omission

2024-03-13 23:19:51 +01:00

check_subid_range.c

src/: Hardcode Prog to known value

2024-03-07 22:54:04 +01:00

chfn.c

lib/, src/: Add checks for fd omission

2024-03-13 23:19:51 +01:00

chgpasswd.c

src/: Hardcode Prog to known value

2024-03-07 22:54:04 +01:00

chpasswd.c

src/: Hardcode Prog to known value

2024-03-07 22:54:04 +01:00

chsh.c

lib/, src/: Add checks for fd omission

2024-03-13 23:19:51 +01:00

expiry.c

lib/, src/: Add checks for fd omission

2024-03-13 23:19:51 +01:00

faillog.c

src/: Hardcode Prog to known value

2024-03-07 22:54:04 +01:00

free_subid_range.c

src/: Hardcode Prog to known value

2024-03-07 22:54:04 +01:00

get_subid_owners.c

src/: Hardcode Prog to known value

2024-03-07 22:54:04 +01:00

getsubids.c

src/: Hardcode Prog to known value

2024-03-07 22:54:04 +01:00

gpasswd.c

lib/, src/: Add checks for fd omission

2024-03-13 23:19:51 +01:00

groupadd.c

src/: Hardcode Prog to known value

2024-03-07 22:54:04 +01:00

groupdel.c

src/: Hardcode Prog to known value

2024-03-07 22:54:04 +01:00

groupmems.c

src/: Hardcode Prog to known value

2024-03-07 22:54:04 +01:00

groupmod.c

src/: Hardcode Prog to known value

2024-03-07 22:54:04 +01:00

groups.c

src/: Hardcode Prog to known value

2024-03-07 22:54:04 +01:00

grpck.c

src/: Hardcode Prog to known value

2024-03-07 22:54:04 +01:00

grpconv.c

src/: Hardcode Prog to known value

2024-03-07 22:54:04 +01:00

grpunconv.c

src/: Hardcode Prog to known value

2024-03-07 22:54:04 +01:00

id.c

Simplify allocation APIs

2023-06-08 09:05:39 -05:00

lastlog.c

src/: Hardcode Prog to known value

2024-03-07 22:54:04 +01:00

login_nopam.c

Fix typos

2023-02-16 13:23:08 -06:00

login.c

src/: Hardcode Prog to known value

2024-03-07 22:54:04 +01:00

logoutd.c

src/: Hardcode Prog to known value

2024-03-07 22:54:04 +01:00

Makefile.am

lib: Merge libmisc into libshadow

2023-09-10 14:13:01 +02:00

new_subid_range.c

src/: Hardcode Prog to known value

2024-03-07 22:54:04 +01:00

newgidmap.c

src/: Hardcode Prog to known value

2024-03-07 22:54:04 +01:00

newgrp.c

lib/, src/: Add checks for fd omission

2024-03-13 23:19:51 +01:00

newuidmap.c

src/: Hardcode Prog to known value

2024-03-07 22:54:04 +01:00

newusers.c

src/: Hardcode Prog to known value

2024-03-07 22:54:04 +01:00

nologin.c

Update licensing info

2021-12-23 19:36:50 -06:00

passwd.c

lib/, src/: Add checks for fd omission

2024-03-13 23:19:51 +01:00

pwck.c

src/: Hardcode Prog to known value

2024-03-07 22:54:04 +01:00

pwconv.c

src/: Hardcode Prog to known value

2024-03-07 22:54:04 +01:00

pwunconv.c

src/: Hardcode Prog to known value

2024-03-07 22:54:04 +01:00

su.c

lib/, src/: Add checks for fd omission

2024-03-13 23:19:51 +01:00

suauth.c

Remove superfluous casts

2023-02-09 10:03:03 -06:00

sulogin.c

src/: Hardcode Prog to known value

2024-03-07 22:54:04 +01:00

useradd.c

src/: Hardcode Prog to known value

2024-03-07 22:54:04 +01:00

userdel.c

src/: Hardcode Prog to known value

2024-03-07 22:54:04 +01:00

usermod.c

src/: Hardcode Prog to known value

2024-03-07 22:54:04 +01:00

vipw.c

src/vipw.c: Use string literals to initialize 'Prog'

2024-03-08 17:42:18 +01:00