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authorDenys Vlasenko <vda.linux@googlemail.com>2017-08-04 19:16:01 +0200
committerDenys Vlasenko <vda.linux@googlemail.com>2017-08-04 19:16:01 +0200
commit6514785f95878911b3ec88e2367234df74c14cd4 (patch)
treed5212cbe1de8c0fe15cb42e0c83c00ea6d77403c /NOFORK_NOEXEC.lst
parent947b2391c07f8a11f7bd4658f77cd03172fc221a (diff)
downloadbusybox-6514785f95878911b3ec88e2367234df74c14cd4.tar.gz
mesg: make in NOFORK
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
Diffstat (limited to 'NOFORK_NOEXEC.lst')
-rw-r--r--NOFORK_NOEXEC.lst48
1 files changed, 24 insertions, 24 deletions
diff --git a/NOFORK_NOEXEC.lst b/NOFORK_NOEXEC.lst
index 730f2cc3c..ccd8f0c96 100644
--- a/NOFORK_NOEXEC.lst
+++ b/NOFORK_NOEXEC.lst
@@ -51,7 +51,7 @@ basename - NOFORK
beep
blkdiscard
blkid
-blockdev
+blockdev - noexec candidate (rather simple), leaks fd
bootchartd - daemon
brctl
bunzip2 - runner
@@ -69,7 +69,7 @@ chpasswd - runner (list of "user:password"s from stdin)
chpst - noexec candidate, spawner
chroot - noexec candidate, spawner
chrt - noexec candidate, spawner
-chvt - leaks: get_console_fd_or_die() may open a new fd, or return one of stdio fds. Also, "rare" category. Can be noexec.
+chvt - leaks: get_console_fd_or_die() may open a new fd, or return one of stdio fds. Also, "rare" category. noexec candidate.
cksum - noexec. runner
clear - NOFORK
cmp - runner
@@ -78,14 +78,14 @@ conspy - interactive, longterm
cp - noexec. runner
cpio - runner
crond - daemon
-crontab
-cryptpw - changes state: with --password-fd=N, moves N to stdin. Also, "rare" category. Can be noexec.
+crontab 0 leaks: open+xasprintf
+cryptpw - changes state: with --password-fd=N, moves N to stdin. Also, "rare" category. noexec candidate.
cttyhack - noexec candidate, spawner
cut - noexec. runner
date - noexec. nofork candidate(needs to stop messing up env, free xasprintf result, not use xfuncs after xasprintf)
dc - runner (eats stdin if no params)
dd - noexec. runner
-deallocvt - leaks: get_console_fd_or_die() may open a new fd, or return one of stdio fds. Also, "rare" category. Can be noexec.
+deallocvt - leaks: get_console_fd_or_die() may open a new fd, or return one of stdio fds. Also, "rare" category. noexec candidate.
delgroup
deluser
depmod - complex, rare
@@ -100,8 +100,8 @@ dnsdomainname - needs ^C (may talk to DNS servers, which may be down)
dos2unix - noexec. runner
dpkg - runner
du - runner
-dumpkmap - leaks: get_console_fd_or_die() may open a new fd, or return one of stdio fds. Also, "rare" category. Can be noexec.
-dumpleases
+dumpkmap - leaks: get_console_fd_or_die() may open a new fd, or return one of stdio fds. Also, "rare" category. noexec candidate.
+dumpleases - leaks: open+xread
echo - NOFORK
ed - interactive, longterm
egrep - longterm runner ("CMD | egrep ..." may run indefinitely, better to exec to conserve memory)
@@ -120,7 +120,7 @@ fbsplash - runner, longterm
fdflush - leaks: open+ioctl_or_perror_and_die, needs ^C (floppy may be unresponsive), rare
fdformat - needs ^C (floppy may be unresponsive), longterm, rare
fdisk - interactive, longterm
-fgconsole - leaks: get_console_fd_or_die() may open a new fd, or return one of stdio fds. Also, "rare" category. Can be noexec.
+fgconsole - leaks: get_console_fd_or_die() may open a new fd, or return one of stdio fds. Also, "rare" category. noexec candidate.
fgrep - longterm runner ("CMD | fgrep ..." may run indefinitely, better to exec to conserve memory)
find - noexec. runner
findfs - suid
@@ -133,7 +133,7 @@ fold - noexec. runner
free - nofork candidate(struct globals, needs to close /proc/meminfo fd)
freeramdisk - leaks: open+ioctl_or_perror_and_die
fsck - interactive, longterm
-fsck.minix
+fsck.minix - needs ^C
fsfreeze - noexec candidate (it's very simple), leaks: open+xioctl
fstrim - noexec candidate (it's very simple), leaks: open+xioctl, find_block_device -> readdir+xstrdup
fsync - NOFORK
@@ -162,8 +162,8 @@ i2cdump
i2cget
i2cset
id - noexec
-ifconfig
-ifenslave
+ifconfig - leaks: xsocket+ioctl_or_perror_and_die
+ifenslave - leaks: xsocket+bb_perror_msg_and_die
ifplugd - daemon
inetd - daemon
init - daemon
@@ -182,7 +182,7 @@ ipneigh - noexec candidate
iproute - noexec candidate
iprule - noexec candidate
iptunnel - noexec candidate
-kbd_mode
+kbd_mode - leaks: xopen_nonblocking+xioctl
kill - NOFORK
killall - NOFORK
killall5 - NOFORK
@@ -194,8 +194,8 @@ linux32 - spawner
linux64 - spawner
linuxrc - daemon
ln - noexec
-loadfont
-loadkmap - leaks: get_console_fd_or_die() may open a new fd, or return one of stdio fds. Also, "rare" category. Can be noexec.
+loadfont - leaks: config_open+bb_error_msg_and_die("map format")
+loadkmap - leaks: get_console_fd_or_die() may open a new fd, or return one of stdio fds. Also, "rare" category. noexec candidate.
logger - runner
login - suid, interactive, longterm
logname - NOFORK
@@ -219,7 +219,7 @@ makemime - runner
man - spawner, interactive, longterm
md5sum - noexec. runner
mdev - daemon
-mesg
+mesg - NOFORK
microcom - interactive, longterm
mkdir - NOFORK
mkdosfs - needs ^C
@@ -229,7 +229,7 @@ mkfs.ext2 - needs ^C
mkfs.minix - needs ^C
mkfs.vfat - needs ^C
mknod - noexec
-mkpasswd - changes state: with --password-fd=N, moves N to stdin. Also, "rare" category. Can be noexec.
+mkpasswd - changes state: with --password-fd=N, moves N to stdin. Also, "rare" category. noexec candidate.
mkswap - needs ^C
mktemp - noexec. leaks: xstrdup+concat_path_file
modinfo - noexec
@@ -239,8 +239,8 @@ mount - suid
mountpoint - noexec candidate, leaks: option -n "print dev name": find_block_device -> readdir+xstrdup
mpstat - noexec candidate (it's a measuring tool, putting less load by itself is good), complex
mt - rare
-mv - runner (can be noexec?)
-nameif
+mv - noexec candidate, runner
+nameif - leaks: config_open2+ioctl_or_perror_and_die
nbd-client
nc - runner
netstat - runner with -c
@@ -260,8 +260,8 @@ pgrep - nofork candidate(xregcomp, procps_scan - are they ok?)
pidof - nofork candidate(uses find_pid_by_name, is that ok?)
ping - suid, runner
ping6 - suid, runner
-pipe_progress
-pivot_root
+pipe_progress - longterm
+pivot_root - nofork candidate? the code is trivial
pkill - nofork candidate(xregcomp, procps_scan - are they ok?)
pmap - noexec candidate, leaks: open+xstrdup
popmaildir - runner
@@ -378,7 +378,7 @@ udhcpc - daemon
udhcpd - daemon
udpsvd - daemon
uevent - daemon
-umount
+umount - noexec candidate, leaks: nested xmalloc
uname - NOFORK
uncompress - runner
unexpand - runner
@@ -398,16 +398,16 @@ vconfig - leaks: xsocket+ioctl_or_perror_and_die
vi - interactive, longterm
vlock - suid
volname - runner
-w
+w - nofork candidate(is getutxent ok?)
wall - suid
watch - longterm
watchdog - daemon
wc - runner
wget - longterm
which - NOFORK
-who
+who - nofork candidate(is getutxent ok?)
whoami - NOFORK
-whois
+whois - needs ^C
xargs - noexec. spawner
xxd - noexec. runner
xz - runner