systemd/backport-core-service-also-check-path-in-exec-commands.patch
xujing 826fd825d6 sync and backport some patches
systemd-journald: Fix journal file descriptors leak problems.
systemd: Activation service must be restarted when it is already started and re-actived by dbus
systemd-core: fix problem of dbus service can not be started
systemd-core: Delay to restart when a service can not be auto-restarted when there is one STOP_JOB for the service
core: fix SIGABRT on empty exec command argv
journalctl: never fail at flushing when the flushed flag is set
timesync: fix wrong type for receiving timestamp in nanoseconds
udev: fix potential memleak
(cherry picked from commit d0907552a565ed01a4f9da4dd27168b3726f9236)
2022-03-30 10:15:27 +08:00

36 lines
1.8 KiB
Diff

From 8688a389cabdff61efe187bb85cc1776de03c460 Mon Sep 17 00:00:00 2001
From: Yu Watanabe <watanabe.yu+github@gmail.com>
Date: Wed, 6 Oct 2021 00:19:41 +0900
Subject: [PATCH 2/2] core/service: also check path in exec commands
---
src/core/service.c | 8 +++++++-
1 file changed, 7 insertions(+), 1 deletion(-)
diff --git a/src/core/service.c b/src/core/service.c
index 4c75819a8f..54d8d0c760 100644
--- a/src/core/service.c
+++ b/src/core/service.c
@@ -567,11 +567,17 @@ static int service_verify(Service *s) {
for (ServiceExecCommand c = 0; c < _SERVICE_EXEC_COMMAND_MAX; c++) {
ExecCommand *command;
- LIST_FOREACH(command, command, s->exec_command[c])
+ LIST_FOREACH(command, command, s->exec_command[c]) {
+ if (!path_is_absolute(command->path) && !filename_is_valid(command->path))
+ return log_unit_error_errno(UNIT(s), SYNTHETIC_ERRNO(ENOEXEC),
+ "Service %s= binary path \"%s\" is neither a valid executable name nor an absolute path. Refusing.",
+ command->path,
+ service_exec_command_to_string(c));
if (strv_isempty(command->argv))
return log_unit_error_errno(UNIT(s), SYNTHETIC_ERRNO(ENOEXEC),
"Service has an empty argv in %s=. Refusing.",
service_exec_command_to_string(c));
+ }
}
if (!s->exec_command[SERVICE_EXEC_START] && !s->exec_command[SERVICE_EXEC_STOP] &&
--
2.27.0