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-rw-r--r--coreutils/env.c4
-rw-r--r--include/applets.h4
-rw-r--r--shell/ash.c7
-rw-r--r--shell/ash_test/ash-standalone/noexec_gets_no_env.right2
-rwxr-xr-xshell/ash_test/ash-standalone/noexec_gets_no_env.tests3
5 files changed, 14 insertions, 6 deletions
diff --git a/coreutils/env.c b/coreutils/env.c
index 66199e8d6..2f8c8b71d 100644
--- a/coreutils/env.c
+++ b/coreutils/env.c
@@ -29,6 +29,8 @@
* - use xfunc_error_retval
*/
+/* This is a NOEXEC applet. Be very careful! */
+
#include "libbb.h"
#if ENABLE_FEATURE_ENV_LONG_OPTIONS
@@ -119,5 +121,3 @@ int env_main(int argc UNUSED_PARAM, char **argv)
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/
-
-
diff --git a/include/applets.h b/include/applets.h
index 828900e46..9c16c5dc2 100644
--- a/include/applets.h
+++ b/include/applets.h
@@ -137,7 +137,7 @@ USE_ECHO(APPLET_NOFORK(echo, echo, _BB_DIR_BIN, _BB_SUID_NEVER, echo))
USE_ED(APPLET(ed, _BB_DIR_BIN, _BB_SUID_NEVER))
USE_FEATURE_GREP_EGREP_ALIAS(APPLET_ODDNAME(egrep, grep, _BB_DIR_BIN, _BB_SUID_NEVER, egrep))
USE_EJECT(APPLET(eject, _BB_DIR_USR_BIN, _BB_SUID_NEVER))
-USE_ENV(APPLET(env, _BB_DIR_USR_BIN, _BB_SUID_NEVER))
+USE_ENV(APPLET_NOEXEC(env, env, _BB_DIR_USR_BIN, _BB_SUID_NEVER, env))
USE_ENVDIR(APPLET_ODDNAME(envdir, chpst, _BB_DIR_USR_BIN, _BB_SUID_NEVER, envdir))
USE_ENVUIDGID(APPLET_ODDNAME(envuidgid, chpst, _BB_DIR_USR_BIN, _BB_SUID_NEVER, envuidgid))
USE_ETHER_WAKE(APPLET_ODDNAME(ether-wake, ether_wake, _BB_DIR_USR_BIN, _BB_SUID_NEVER, ether_wake))
@@ -172,7 +172,7 @@ USE_GREP(APPLET(grep, _BB_DIR_BIN, _BB_SUID_NEVER))
USE_GUNZIP(APPLET(gunzip, _BB_DIR_BIN, _BB_SUID_NEVER))
USE_GZIP(APPLET(gzip, _BB_DIR_BIN, _BB_SUID_NEVER))
USE_HALT(APPLET(halt, _BB_DIR_SBIN, _BB_SUID_NEVER))
-USE_HD(APPLET_ODDNAME(hd, hexdump, _BB_DIR_USR_BIN, _BB_SUID_NEVER, hd))
+USE_HD(APPLET_NOEXEC(hd, hexdump, _BB_DIR_USR_BIN, _BB_SUID_NEVER, hd))
USE_HDPARM(APPLET(hdparm, _BB_DIR_SBIN, _BB_SUID_NEVER))
USE_HEAD(APPLET(head, _BB_DIR_USR_BIN, _BB_SUID_NEVER))
USE_HEXDUMP(APPLET_NOEXEC(hexdump, hexdump, _BB_DIR_USR_BIN, _BB_SUID_NEVER, hexdump))
diff --git a/shell/ash.c b/shell/ash.c
index 70b7ae32a..81ac563fb 100644
--- a/shell/ash.c
+++ b/shell/ash.c
@@ -7008,8 +7008,11 @@ tryexec(USE_FEATURE_SH_STANDALONE(int applet_no,) char *cmd, char **argv, char *
#if ENABLE_FEATURE_SH_STANDALONE
if (applet_no >= 0) {
- if (APPLET_IS_NOEXEC(applet_no))
+ if (APPLET_IS_NOEXEC(applet_no)) {
+ while (*envp)
+ putenv(*envp++);
run_applet_no_and_exit(applet_no, argv);
+ }
/* re-exec ourselves with the new arguments */
execve(bb_busybox_exec_path, argv, envp);
/* If they called chroot or otherwise made the binary no longer
@@ -12094,7 +12097,7 @@ exportcmd(int argc UNUSED_PARAM, char **argv)
char *name;
const char *p;
char **aptr;
- int flag = argv[0][0] == 'r'? VREADONLY : VEXPORT;
+ int flag = argv[0][0] == 'r' ? VREADONLY : VEXPORT;
if (nextopt("p") != 'p') {
aptr = argptr;
diff --git a/shell/ash_test/ash-standalone/noexec_gets_no_env.right b/shell/ash_test/ash-standalone/noexec_gets_no_env.right
new file mode 100644
index 000000000..3d55d73b8
--- /dev/null
+++ b/shell/ash_test/ash-standalone/noexec_gets_no_env.right
@@ -0,0 +1,2 @@
+VAR7=VAL
+0
diff --git a/shell/ash_test/ash-standalone/noexec_gets_no_env.tests b/shell/ash_test/ash-standalone/noexec_gets_no_env.tests
new file mode 100755
index 000000000..5e12e5a25
--- /dev/null
+++ b/shell/ash_test/ash-standalone/noexec_gets_no_env.tests
@@ -0,0 +1,3 @@
+export VAR7=VAL
+env | grep ^VAR7=
+echo $?