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f4293f9fbc2b855878f549d9124bdd638fb08c60
shadow/lib
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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
..
.indent.pro
[svn-upgrade] Integrating new upstream version, shadow (4.0.8)
2007-10-07 11:46:07 +00:00
addgrps.c
lib: Merge libmisc into libshadow
2023-09-10 14:13:01 +02:00
age.c
Revert 3 cherry-picks
2024-02-20 22:48:02 +01:00
agetpass.c
src/passwd.c: inconsistent password length limit
2024-02-16 23:34:56 +01:00
alloc.c
lib, libmisc: Move source files to lib (where their headers were)
2023-09-10 14:12:54 +02:00
alloc.h
Simplify allocation APIs
2023-06-08 09:05:39 -05:00
audit_help.c
lib: Merge libmisc into libshadow
2023-09-10 14:13:01 +02:00
basename.c
lib: Merge libmisc into libshadow
2023-09-10 14:13:01 +02:00
bit.c
lib, libmisc: Move source files to lib (where their headers were)
2023-09-10 14:12:54 +02:00
bit.h
lib: bit_ceil_wrapul(): stop recursion
2023-02-24 12:44:14 -06:00
btrfs.c
lib/btrfs: avoid NULL-dereference
2023-10-30 00:00:15 +01:00
chkname.c
lib/chkname.c: Take NUL byte into account
2024-02-05 00:46:30 +01:00
chkname.h
lib: Merge libmisc into libshadow
2023-09-10 14:13:01 +02:00
chowndir.c
lib: Merge libmisc into libshadow
2023-09-10 14:13:01 +02:00
chowntty.c
lib: Merge libmisc into libshadow
2023-09-10 14:13:01 +02:00
cleanup_group.c
lib: Merge libmisc into libshadow
2023-09-10 14:13:01 +02:00
cleanup_user.c
lib: Merge libmisc into libshadow
2023-09-10 14:13:01 +02:00
cleanup.c
lib: Merge libmisc into libshadow
2023-09-10 14:13:01 +02:00
commonio.c
Add wrapper for write(2)
2023-08-04 17:15:42 -05:00
commonio.h
changing lock mechanism
2022-12-29 13:58:49 -06:00
console.c
lib: Merge libmisc into libshadow
2023-09-10 14:13:01 +02:00
copydir.c
lib: Merge libmisc into libshadow
2023-09-10 14:13:01 +02:00
csrand.c
lib: Merge libmisc into libshadow
2023-09-10 14:13:01 +02:00
date_to_str.c
lib: Merge libmisc into libshadow
2023-09-10 14:13:01 +02:00
defines.h
src/passwd.c: inconsistent password length limit
2024-02-16 23:34:56 +01:00
encrypt.c
Merge pull request #451 from hallyn/2021-12-05/license
2022-01-02 18:38:42 -06:00
entry.c
lib: Merge libmisc into libshadow
2023-09-10 14:13:01 +02:00
env.c
lib: Merge libmisc into libshadow
2023-09-10 14:13:01 +02:00
exitcodes.h
Update licensing info
2021-12-23 19:36:50 -06:00
faillog.h
Update licensing info
2021-12-23 19:36:50 -06:00
failure.c
lib: Merge libmisc into libshadow
2023-09-10 14:13:01 +02:00
failure.h
lib: Merge libmisc into libshadow
2023-09-10 14:13:01 +02:00
fd.c
lib/, src/: Add checks for fd omission
2024-03-13 23:19:51 +01:00
fields.c
Overhaul valid_field()
2023-03-31 09:53:40 -05:00
find_new_gid.c
lib: Merge libmisc into libshadow
2023-09-10 14:13:01 +02:00
find_new_sub_gids.c
lib: Merge libmisc into libshadow
2023-09-10 14:13:01 +02:00
find_new_sub_uids.c
lib: Merge libmisc into libshadow
2023-09-10 14:13:01 +02:00
find_new_uid.c
lib: Merge libmisc into libshadow
2023-09-10 14:13:01 +02:00
fputsx.c
Update licensing info
2021-12-23 19:36:50 -06:00
freezero.c
lib: Merge libmisc into libshadow
2023-09-10 14:13:01 +02:00
freezero.h
lib: Merge libmisc into libshadow
2023-09-10 14:13:01 +02:00
get_gid.c
Remove superfluous casts
2023-02-09 10:03:03 -06:00
get_pid.c
get_pid.c: Use tighter validation checks
2023-05-15 09:21:16 +02:00
get_uid.c
Remove superfluous casts
2023-02-09 10:03:03 -06:00
getdate.h
lib: Merge libmisc into libshadow
2023-09-10 14:13:01 +02:00
getdate.y
lib/getdate.y: get_date(): Fix calculation
2024-02-17 03:08:54 +01:00
getdef.c
Simplify allocation APIs
2023-06-08 09:05:39 -05:00
getdef.h
Update licensing info
2021-12-23 19:36:50 -06:00
getgr_nam_gid.c
lib: Merge libmisc into libshadow
2023-09-10 14:13:01 +02:00
getlong.c
Update licensing info
2021-12-23 19:36:50 -06:00
getrange.c
lib: Merge libmisc into libshadow
2023-09-10 14:13:01 +02:00
gettime.c
lib: Merge libmisc into libshadow
2023-09-10 14:13:01 +02:00
getulong.c
Update licensing info
2021-12-23 19:36:50 -06:00
groupio.c
Simplify allocation APIs
2023-06-08 09:05:39 -05:00
groupio.h
Update licensing info
2021-12-23 19:36:50 -06:00
groupmem.c
Simplify allocation APIs
2023-06-08 09:05:39 -05:00
gshadow_.h
Update licensing info
2021-12-23 19:36:50 -06:00
gshadow.c
Simplify allocation APIs
2023-06-08 09:05:39 -05:00
hushed.c
lib: Merge libmisc into libshadow
2023-09-10 14:13:01 +02:00
idmapping.c
lib: Merge libmisc into libshadow
2023-09-10 14:13:01 +02:00
idmapping.h
lib: Merge libmisc into libshadow
2023-09-10 14:13:01 +02:00
isexpired.c
Revert 3 cherry-picks
2024-02-20 22:48:02 +01:00
limits.c
lib: Merge libmisc into libshadow
2023-09-10 14:13:01 +02:00
list.c
lib: Merge libmisc into libshadow
2023-09-10 14:13:01 +02:00
lockpw.c
Don't redefine errno(3)
2022-12-22 11:43:29 +01:00
log.c
lib/, src/, configure.ac: Use utmpx instead of utmp
2024-02-20 22:53:54 +01:00
logind.c
lib/logind.c: active_sessions_count(): Fix build error 'parameter name omitted'
2024-01-30 17:34:04 +01:00
loginprompt.c
lib: Merge libmisc into libshadow
2023-09-10 14:13:01 +02:00
mail.c
lib: Merge libmisc into libshadow
2023-09-10 14:13:01 +02:00
Makefile.am
lib/, src/: Add checks for fd omission
2024-03-13 23:19:51 +01:00
mempcpy.c
lib, libmisc: Move source files to lib (where their headers were)
2023-09-10 14:12:54 +02:00
mempcpy.h
Add mempcpy(3)
2023-02-16 11:29:33 +01:00
motd.c
lib: Merge libmisc into libshadow
2023-09-10 14:13:01 +02:00
myname.c
lib: Merge libmisc into libshadow
2023-09-10 14:13:01 +02:00
nscd.c
Don't redefine errno(3)
2022-12-22 11:43:29 +01:00
nscd.h
* configure.in, lib/nscd.h, lib/nscd.c: Added --with-nscd flag to
2008-08-30 18:30:36 +00:00
nss.c
Simplify allocation APIs
2023-06-08 09:05:39 -05:00
obscure.c
lib: Merge libmisc into libshadow
2023-09-10 14:13:01 +02:00
pam_defs.h
Declare constant data structure const
2023-01-25 12:31:17 +01:00
pam_pass_non_interactive.c
lib: Merge libmisc into libshadow
2023-09-10 14:13:01 +02:00
pam_pass.c
lib: Merge libmisc into libshadow
2023-09-10 14:13:01 +02:00
port.c
Second verse, it gets worse; it gets no better than this
2023-05-31 09:29:49 -05:00
port.h
Update licensing info
2021-12-23 19:36:50 -06:00
prefix_flag.c
lib: Merge libmisc into libshadow
2023-09-10 14:13:01 +02:00
prototypes.h
lib/, src/: Add checks for fd omission
2024-03-13 23:19:51 +01:00
pwauth.c
Don't redefine errno(3)
2022-12-22 11:43:29 +01:00
pwauth.h
Add header guards
2022-05-24 07:49:11 -05:00
pwd2spwd.c
lib/, src/: Remove SCALE definition
2024-02-14 04:07:32 +01:00
pwd_init.c
lib: Merge libmisc into libshadow
2023-09-10 14:13:01 +02:00
pwdcheck.c
lib: Merge libmisc into libshadow
2023-09-10 14:13:01 +02:00
pwio.c
Remove superfluous casts
2023-02-09 10:03:03 -06:00
pwio.h
Update licensing info
2021-12-23 19:36:50 -06:00
pwmem.c
Use safer allocation macros
2023-02-23 20:28:43 -06:00
readpassphrase.c
lib: Merge libmisc into libshadow
2023-09-10 14:13:01 +02:00
readpassphrase.h
Replace __{BEGIN,END}_DECLS with #ifdef __cplusplus
2023-10-30 00:00:10 +01:00
remove_tree.c
lib: Merge libmisc into libshadow
2023-09-10 14:13:01 +02:00
rlogin.c
lib: Merge libmisc into libshadow
2023-09-10 14:13:01 +02:00
root_flag.c
lib: Merge libmisc into libshadow
2023-09-10 14:13:01 +02:00
run_part.c
Simplify allocation APIs
2023-06-08 09:05:39 -05:00
run_part.h
Add header guards
2022-05-24 07:49:11 -05:00
salt.c
lib: Merge libmisc into libshadow
2023-09-10 14:13:01 +02:00
selinux.c
selinux: use type safe function pointer assignment
2023-03-20 08:47:52 +01:00
semanage.c
semanage: disconnect to free libsemanage internals
2023-04-26 17:52:54 -05:00
setugid.c
lib: Merge libmisc into libshadow
2023-09-10 14:13:01 +02:00
setupenv.c
lib: Merge libmisc into libshadow
2023-09-10 14:13:01 +02:00
sgetgrent.c
lib/sgetgrent.c: fix null pointer dereference
2024-01-16 00:00:43 +01:00
sgetpwent.c
Raise limit for passwd and shadow entry length
2022-10-14 10:41:40 +02:00
sgetspent.c
Don't redefine errno(3)
2022-12-22 11:43:29 +01:00
sgroupio.c
Simplify allocation APIs
2023-06-08 09:05:39 -05:00
sgroupio.h
Update licensing info
2021-12-23 19:36:50 -06:00
shadow.c
Remove superfluous casts
2023-02-09 10:03:03 -06:00
shadowio.c
Remove superfluous casts
2023-02-09 10:03:03 -06:00
shadowio.h
Update licensing info
2021-12-23 19:36:50 -06:00
shadowlog_internal.h
Fix typos
2023-01-26 22:44:39 -06:00
shadowlog.c
lib: provide default values for shadow_progname/shadow_logfd
2021-12-27 16:28:23 +00:00
shadowlog.h
Drop obsolete prototype for log_dolog()
2022-08-06 11:27:56 -05:00
shadowmem.c
Use safer allocation macros
2023-02-23 20:28:43 -06:00
shell.c
lib: Merge libmisc into libshadow
2023-09-10 14:13:01 +02:00
spawn.c
Merge pull request #451 from hallyn/2021-12-05/license
2022-01-02 18:38:42 -06:00
sssd.c
Simplify allocation APIs
2023-06-08 09:05:39 -05:00
sssd.h
Flush sssd caches in addition to nscd caches
2018-09-13 14:20:02 +02:00
stpecpy.c
lib, libmisc: Move source files to lib (where their headers were)
2023-09-10 14:12:54 +02:00
stpecpy.h
Add stpecpy()
2023-02-16 11:29:33 +01:00
stpeprintf.c
lib, libmisc: Move source files to lib (where their headers were)
2023-09-10 14:12:54 +02:00
stpeprintf.h
Add stpeprintf()
2023-02-16 11:29:33 +01:00
strtoday.c
lib/strtoday.c: strtoday(): Fix calculation
2024-02-14 04:10:03 +01:00
sub.c
lib: Merge libmisc into libshadow
2023-09-10 14:13:01 +02:00
subordinateio.c
Use temporary variable
2023-06-08 09:05:39 -05:00
subordinateio.h
fix newusers when nss provides subids
2021-05-23 08:16:16 -05:00
sulog.c
lib: Merge libmisc into libshadow
2023-09-10 14:13:01 +02:00
tcbfuncs.c
Remove superfluous casts
2023-02-09 10:03:03 -06:00
tcbfuncs.h
* lib/tcbfuncs.h: Re-indent.
2010-03-18 19:23:00 +00:00
ttytype.c
lib: Merge libmisc into libshadow
2023-09-10 14:13:01 +02:00
tz.c
lib: Merge libmisc into libshadow
2023-09-10 14:13:01 +02:00
ulimit.c
lib: Merge libmisc into libshadow
2023-09-10 14:13:01 +02:00
user_busy.c
lib/, src/, configure.ac: Use utmpx instead of utmp
2024-02-20 22:53:54 +01:00
utmp.c
lib/utmp.c: Use the appropriate autotools macros for struct utmpx
2024-02-21 18:18:45 +01:00
valid.c
lib: Merge libmisc into libshadow
2023-09-10 14:13:01 +02:00
write_full.c
Add wrapper for write(2)
2023-08-04 17:15:42 -05:00
xgetgrgid.c
lib: Merge libmisc into libshadow
2023-09-10 14:13:01 +02:00
xgetgrnam.c
lib: Merge libmisc into libshadow
2023-09-10 14:13:01 +02:00
xgetpwnam.c
lib: Merge libmisc into libshadow
2023-09-10 14:13:01 +02:00
xgetpwuid.c
lib: Merge libmisc into libshadow
2023-09-10 14:13:01 +02:00
xgetspnam.c
lib: Merge libmisc into libshadow
2023-09-10 14:13:01 +02:00
xgetXXbyYY.c
lib: Merge libmisc into libshadow
2023-09-10 14:13:01 +02:00
xprefix_getpwnam.c
lib: Merge libmisc into libshadow
2023-09-10 14:13:01 +02:00
yesno.c
lib: Merge libmisc into libshadow
2023-09-10 14:13:01 +02:00