emo/busybox
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

mv: make it NOEXEC

Browse Source 
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
This commit is contained in:
Denys Vlasenko 2018-01-14 14:41:52 +01:00
parent cbdc37cae0
commit 88663e481f
3 changed files with 5 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
NOFORK_NOEXEC.lst
View File

@ -89,7 +89,7 @@ clear - NOFORK
cmp - runner
comm - runner
conspy - interactive, longterm
cp - noexec. runner
cp - noexec. sometimes runner
cpio - runner
crond - daemon
crontab - longterm (runs $EDITOR), leaks: open+xasprintf
@ -255,7 +255,7 @@ mount - suid
mountpoint - noexec. leaks: option -n "print dev name": find_block_device -> readdir+xstrdup
mpstat - longterm: "mpstat 1" runs indefinitely
mt - hardware
mv - noexec candidate, runner
mv - noexec. sometimes runner
nameif - noexec. openlog(), leaks: config_open2+ioctl_or_perror_and_die
nbd-client - noexec
nc - runner

1
coreutils/cp.c
View File

@ -26,6 +26,7 @@
//config: Also add support for --parents option.
//applet:IF_CP(APPLET_NOEXEC(cp, cp, BB_DIR_BIN, BB_SUID_DROP, cp))
/* NOEXEC despite cases when it can be a "runner" (cp -r LARGE_DIR NEW_DIR) */
//kbuild:lib-$(CONFIG_CP) += cp.o

3
coreutils/mv.c
View File

@ -17,7 +17,8 @@
//config: help
//config: mv is used to move or rename files or directories.
//applet:IF_MV(APPLET(mv, BB_DIR_BIN, BB_SUID_DROP))
//applet:IF_MV(APPLET_NOEXEC(mv, mv, BB_DIR_BIN, BB_SUID_DROP, mv))
/* NOEXEC despite cases when it can be a "runner" (mv LARGE_DIR OTHER_FS) */
//kbuild:lib-$(CONFIG_MV) += mv.o