From 1febf60f9d67b851e3f0ace2d87b718d3e0b04d5 Mon Sep 17 00:00:00 2001 From: Frantisek Sumsal Date: Tue, 2 May 2023 22:36:59 +0200 Subject: shared: ignore invalid valink socket fd when deserializing --- src/shared/varlink.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) (limited to 'src/shared') diff --git a/src/shared/varlink.c b/src/shared/varlink.c index 6b985a4c9b..808e2b2dba 100644 --- a/src/shared/varlink.c +++ b/src/shared/varlink.c @@ -3063,7 +3063,9 @@ int varlink_server_deserialize_one(VarlinkServer *s, const char *value, FDSet *f r = safe_atoi(buf, &fd); if (r < 0) return log_debug_errno(r, "Unable to parse VarlinkServerSocket varlink-server-socket-fd=%s: %m", buf); - + if (fd < 0) + return log_debug_errno(SYNTHETIC_ERRNO(EINVAL), + "VarlinkServerSocket varlink-server-socket-fd= has an invalid value: %d", fd); if (!fdset_contains(fds, fd)) return log_debug_errno(SYNTHETIC_ERRNO(EBADF), "VarlinkServerSocket varlink-server-socket-fd= has unknown fd %d: %m", fd); -- cgit v1.2.1