systemd/0163-bus-message-let-s-always-use-EBADMSG-when-the-messag.patch

42 lines
1.7 KiB
Diff

From 3924b6cf7e42e624a4bcf10f4f0cac3f717ecb5f Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Zbigniew=20J=C4=99drzejewski-Szmek?= <zbyszek@in.waw.pl>
Date: Mon, 9 Jul 2018 11:12:33 +0200
Subject: [PATCH] bus-message: let's always use -EBADMSG when the message is
bad
-EINVAL means the arguments were somehow wrong, so translate the code we get
internally into -EBADMSG when returning.
(cherry picked from commit 69bd42ca072dfb2f7603b1f82053063293ab54b5)
Resolves: #1696224
---
src/libsystemd/sd-bus/bus-message.c | 2 ++
.../crash-c1b37b4729b42c0c05b23cba4eed5d8102498a1e | Bin 0 -> 93 bytes
2 files changed, 2 insertions(+)
create mode 100644 test/fuzz/fuzz-bus-message/crash-c1b37b4729b42c0c05b23cba4eed5d8102498a1e
diff --git a/src/libsystemd/sd-bus/bus-message.c b/src/libsystemd/sd-bus/bus-message.c
index 1d06fcb80e..83f17436a1 100644
--- a/src/libsystemd/sd-bus/bus-message.c
+++ b/src/libsystemd/sd-bus/bus-message.c
@@ -5414,6 +5414,8 @@ int bus_message_parse_fields(sd_bus_message *m) {
&m->root_container.item_size,
&m->root_container.offsets,
&m->root_container.n_offsets);
+ if (r == -EINVAL)
+ return -EBADMSG;
if (r < 0)
return r;
}
diff --git a/test/fuzz/fuzz-bus-message/crash-c1b37b4729b42c0c05b23cba4eed5d8102498a1e b/test/fuzz/fuzz-bus-message/crash-c1b37b4729b42c0c05b23cba4eed5d8102498a1e
new file mode 100644
index 0000000000000000000000000000000000000000..2ae1a8715a12c65fba27d8e60216112a99b0ace7
GIT binary patch
literal 93
wcmd1FDP>|PH8L_f3B<@i03SeB2xg~!`?q0o*WZ8t85<aYpp}6^gHcle07aS;y#N3J
literal 0
HcmV?d00001