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authorTom Gundersen <teg@jklm.no>2016-01-25 20:28:38 +0100
committerTom Gundersen <teg@jklm.no>2016-01-25 20:28:38 +0100
commitf49ce89edf37a20abed923782dd8176d6c0e7166 (patch)
tree5174563e958ef5be22eebd7d9b848d37e724a911 /catalog/systemd.catalog
parent164228707d7785a27316e2f28be7068044127016 (diff)
parent6c1e69f9456d022f14dd00737126cfa4d9cca10c (diff)
Merge pull request #2392 from poettering/dnssec18
eightteenth dnssec patch
Diffstat (limited to 'catalog/systemd.catalog')
-rw-r--r--catalog/systemd.catalog40
1 files changed, 40 insertions, 0 deletions
diff --git a/catalog/systemd.catalog b/catalog/systemd.catalog
index 4488c835a8..696f4ed618 100644
--- a/catalog/systemd.catalog
+++ b/catalog/systemd.catalog
@@ -1,3 +1,4 @@
+# -*- fill-column: 79; indent-tabs-mode: nil -*-
# This file is part of systemd.
#
# Copyright 2012 Lennart Poettering
@@ -278,3 +279,42 @@ Support: http://lists.freedesktop.org/mailman/listinfo/systemd-devel
The virtual machine @NAME@ with its leader PID @LEADER@ has been
shut down.
+
+-- 36db2dfa5a9045e1bd4af5f93e1cf057
+Subject: DNSSEC mode has been turned off, as server doesn't support it
+Defined-By: systemd
+Support: http://lists.freedesktop.org/mailman/listinfo/systemd-devel
+Documentation: man:systemd-resolved.service(8) resolved.conf(5)
+
+The resolver service (systemd-resolved.service) has detected that the
+configured DNS server does not support DNSSEC, and DNSSEC validation has been
+turned off as result.
+
+This event will take place if DNSSEC=allow-downgrade is configured in
+resolved.conf and the configured DNS server is incompatible with DNSSEC. Note
+that using this mode permits DNSSEC downgrade attacks, as an attacker might be
+able turn off DNSSEC validation on the system by inserting DNS replies in the
+communication channel that result in a downgrade like this.
+
+This event might be indication that the DNS server is indeed incompatible with
+DNSSEC or that an attacker has successfully managed to stage such a downgrade
+attack.
+
+-- 1675d7f172174098b1108bf8c7dc8f5d
+Subject: DNSSEC validation failed
+Defined-By: systemd
+Support: http://lists.freedesktop.org/mailman/listinfo/systemd-devel
+Documentation: man:systemd-resolved.service(8)
+
+A DNS query or resource record set failed DNSSEC validation. This is usually
+indication that the communication channel used was tampered with.
+
+-- 4d4408cfd0d144859184d1e65d7c8a65
+Subject: A DNSSEC trust anchor has been revoked
+Defined-By: systemd
+Support: http://lists.freedesktop.org/mailman/listinfo/systemd-devel
+Documentation: man:systemd-resolved.service(8)
+
+A DNSSEC trust anchor has been revoked. A new trust anchor has to be
+configured, or the operating system needs to be updated, to provide an updated
+DNSSEC trust anchor.