From: Yu Watanabe <watanabe.yu+github@gmail.com>
Date: Tue, 20 Sep 2022 18:13:46 +0000 (+0900)
Subject: core/device: refuse alias with ".."
X-Git-Tag: v252-rc1~125^2~4
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=c352110adc82bc837da275b94e6ba245fc7d5469;p=thirdparty%2Fsystemd.git

core/device: refuse alias with ".."
---

diff --git a/src/core/device.c b/src/core/device.c
index ebe1a934f4f..21dc5890fc5 100644
--- a/src/core/device.c
+++ b/src/core/device.c
@@ -807,8 +807,8 @@ static int device_setup_extra_units(Manager *m, sd_device *dev, Set **ready_unit
                         continue;
                 }
 
-                if (!path_is_normalized(*alias)) {
-                        log_device_warning(dev, "The alias \"%s\" specified in SYSTEMD_ALIAS is not a normalized path, ignoring.", *alias);
+                if (!path_is_safe(*alias)) {
+                        log_device_warning(dev, "The alias \"%s\" specified in SYSTEMD_ALIAS is not safe, ignoring.", *alias);
                         continue;
                 }