systemd/SOURCES/0151-core-timer-fix-potential-use-after-free.patch

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2022-09-27 14:56:13 +00:00
From e9acfceb104c8f9ccec8b468b5d111844285f43a Mon Sep 17 00:00:00 2001
From: Yu Watanabe <watanabe.yu+github@gmail.com>
Date: Tue, 10 May 2022 14:10:17 +0900
Subject: [PATCH] core/timer: fix potential use-after-free
(cherry picked from commit 756491af392a99c4286d876b0041535e50df80ad)
Related: #2087652
---
src/core/timer.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/src/core/timer.c b/src/core/timer.c
index 0dc49dd46b..b439802bc2 100644
--- a/src/core/timer.c
+++ b/src/core/timer.c
@@ -68,7 +68,7 @@ static void timer_done(Unit *u) {
t->monotonic_event_source = sd_event_source_disable_unref(t->monotonic_event_source);
t->realtime_event_source = sd_event_source_disable_unref(t->realtime_event_source);
- free(t->stamp_path);
+ t->stamp_path = mfree(t->stamp_path);
}
static int timer_verify(Timer *t) {