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| author | Lennart Poettering <lennart@poettering.net> | 2020-11-05 15:51:12 +0100 |
|---|---|---|
| committer | Yu Watanabe <watanabe.yu+github@gmail.com> | 2020-12-03 09:35:40 +0900 |
| commit | 565147b7bb2156277a2efaccd920d3ca9c21f8a8 (patch) | |
| tree | e3bae8538288ab72523a686e5fd8b075898d9091 /src | |
| parent | 9ca875e80c38d5bd9898cab61a612ad16d527a5a (diff) | |
| download | systemd-565147b7bb2156277a2efaccd920d3ca9c21f8a8.tar.gz | |
stub: don't ever respond to datagrams coming in on non-localhost addreses, on the stub
Diffstat (limited to 'src')
| -rw-r--r-- | src/resolve/resolved-dns-stub.c | 3 |
1 files changed, 1 insertions, 2 deletions
diff --git a/src/resolve/resolved-dns-stub.c b/src/resolve/resolved-dns-stub.c index 086d3d9d18..6a3dc9901a 100644 --- a/src/resolve/resolved-dns-stub.c +++ b/src/resolve/resolved-dns-stub.c @@ -379,8 +379,7 @@ static void dns_stub_process_query(Manager *m, DnsStubListenerExtra *l, DnsStrea if (!l && /* l == NULL if this is the main stub */ (in_addr_is_localhost(p->family, &p->sender) <= 0 || in_addr_is_localhost(p->family, &p->destination) <= 0)) { - log_error("Got packet on unexpected IP range, refusing."); - dns_stub_send_failure(m, l, s, p, DNS_RCODE_SERVFAIL, false); + log_warning("Got packet on unexpected (i.e. non-localhost) IP range, ignoring."); return; } |