33 lines
1.1 KiB
Diff
33 lines
1.1 KiB
Diff
From b38eae99f5dd7c796ade7865fe8093475715a21f Mon Sep 17 00:00:00 2001
|
|
From: Frantisek Sumsal <frantisek@sumsal.cz>
|
|
Date: Tue, 2 May 2023 22:37:17 +0200
|
|
Subject: [PATCH] shared: reject empty attachment path
|
|
|
|
(cherry picked from commit 740831076cfcf2f73f3063fbb040c1ea593dfe6c)
|
|
(cherry picked from commit ce096b0212aac52fad658aaec5ff53b0d6eb18ad)
|
|
(cherry picked from commit f76199e779444590c50f7df60b8c5b235b9447b0)
|
|
|
|
Conflict:code context adaptation
|
|
Reference:https://github.com/systemd/systemd-stable/commit/b38eae99f5dd7c796ade7865fe8093475715a21f
|
|
---
|
|
src/shared/bpf-program.c | 3 +++
|
|
1 file changed, 3 insertions(+)
|
|
|
|
diff --git a/src/shared/bpf-program.c b/src/shared/bpf-program.c
|
|
index 31fa4448b0..57a009a965 100644
|
|
--- a/src/shared/bpf-program.c
|
|
+++ b/src/shared/bpf-program.c
|
|
@@ -452,6 +452,9 @@ int bpf_program_deserialize_attachment(const char *v, FDSet *fds, BPFProgram **b
|
|
return at;
|
|
|
|
/* The rest is the path */
|
|
+ if (isempty(v))
|
|
+ return -EINVAL;
|
|
+
|
|
r = cunescape(v, 0, &unescaped);
|
|
if (r < 0)
|
|
return r;
|
|
--
|
|
2.33.0
|
|
|