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Diffstat (limited to 'net-dns/bind/files/bind-9.12.1_p2-CVE-2018-5738.patch')
-rw-r--r--net-dns/bind/files/bind-9.12.1_p2-CVE-2018-5738.patch95
1 files changed, 95 insertions, 0 deletions
diff --git a/net-dns/bind/files/bind-9.12.1_p2-CVE-2018-5738.patch b/net-dns/bind/files/bind-9.12.1_p2-CVE-2018-5738.patch
new file mode 100644
index 00000000000..75c98d4f175
--- /dev/null
+++ b/net-dns/bind/files/bind-9.12.1_p2-CVE-2018-5738.patch
@@ -0,0 +1,95 @@
+diff --git a/bin/named/server.c b/bin/named/server.c
+index f63554e..847c4ff 100644
+--- a/bin/named/server.c
++++ b/bin/named/server.c
+@@ -3725,10 +3725,6 @@ configure_view(dns_view_t *view, dns_viewlist_t *viewlist,
+ CHECKM(named_config_getport(config, &port), "port");
+ dns_view_setdstport(view, port);
+
+- CHECK(configure_view_acl(vconfig, config, named_g_config,
+- "allow-query", NULL, actx,
+- named_g_mctx, &view->queryacl));
+-
+ /*
+ * Make the list of response policy zone names for a view that
+ * is used for real lookups and so cares about hints.
+@@ -4692,21 +4688,35 @@ configure_view(dns_view_t *view, dns_viewlist_t *viewlist,
+ "allow-query-cache-on", NULL, actx,
+ named_g_mctx, &view->cacheonacl));
+ /*
+- * Set "allow-query-cache", "allow-recursion", and
+- * "allow-recursion-on" acls if configured in named.conf.
+- * (Ignore the global defaults for now, because these ACLs
+- * can inherit from each other when only some of them set at
+- * the options/view level.)
++ * Set the "allow-query", "allow-query-cache", "allow-recursion",
++ * and "allow-recursion-on" ACLs if configured in named.conf, but
++ * NOT from the global defaults. This is done by leaving the third
++ * argument to configure_view_acl() NULL.
++ *
++ * We ignore the global defaults here because these ACLs
++ * can inherit from each other. If any are still unset after
++ * applying the inheritance rules, we'll look up the defaults at
++ * that time.
+ */
+- CHECK(configure_view_acl(vconfig, config, NULL, "allow-query-cache",
+- NULL, actx, named_g_mctx, &view->cacheacl));
++
++ /* named.conf only */
++ CHECK(configure_view_acl(vconfig, config, NULL,
++ "allow-query", NULL, actx,
++ named_g_mctx, &view->queryacl));
++
++ /* named.conf only */
++ CHECK(configure_view_acl(vconfig, config, NULL,
++ "allow-query-cache", NULL, actx,
++ named_g_mctx, &view->cacheacl));
+
+ if (strcmp(view->name, "_bind") != 0 &&
+ view->rdclass != dns_rdataclass_chaos)
+ {
++ /* named.conf only */
+ CHECK(configure_view_acl(vconfig, config, NULL,
+ "allow-recursion", NULL, actx,
+ named_g_mctx, &view->recursionacl));
++ /* named.conf only */
+ CHECK(configure_view_acl(vconfig, config, NULL,
+ "allow-recursion-on", NULL, actx,
+ named_g_mctx, &view->recursiononacl));
+@@ -4744,18 +4754,21 @@ configure_view(dns_view_t *view, dns_viewlist_t *viewlist,
+ * the global config.
+ */
+ if (view->recursionacl == NULL) {
++ /* global default only */
+ CHECK(configure_view_acl(NULL, NULL, named_g_config,
+ "allow-recursion", NULL,
+ actx, named_g_mctx,
+ &view->recursionacl));
+ }
+ if (view->recursiononacl == NULL) {
++ /* global default only */
+ CHECK(configure_view_acl(NULL, NULL, named_g_config,
+ "allow-recursion-on", NULL,
+ actx, named_g_mctx,
+ &view->recursiononacl));
+ }
+ if (view->cacheacl == NULL) {
++ /* global default only */
+ CHECK(configure_view_acl(NULL, NULL, named_g_config,
+ "allow-query-cache", NULL,
+ actx, named_g_mctx,
+@@ -4769,6 +4782,14 @@ configure_view(dns_view_t *view, dns_viewlist_t *viewlist,
+ CHECK(dns_acl_none(mctx, &view->cacheacl));
+ }
+
++ if (view->queryacl == NULL) {
++ /* global default only */
++ CHECK(configure_view_acl(NULL, NULL, named_g_config,
++ "allow-query", NULL,
++ actx, named_g_mctx,
++ &view->queryacl));
++ }
++
+ /*
+ * Ignore case when compressing responses to the specified
+ * clients. This causes case not always to be preserved,