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SUSE:SLE-12:Update
bind.5084
bind-CVE-2016-2775.patch
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File bind-CVE-2016-2775.patch of Package bind.5084
diff --git a/bin/named/lwdgrbn.c b/bin/named/lwdgrbn.c index 9f8d6a0..d0d8ec7 100644 --- a/bin/named/lwdgrbn.c +++ b/bin/named/lwdgrbn.c @@ -394,14 +394,18 @@ start_lookup(ns_lwdclient_t *client) { INSIST(client->lookup == NULL); dns_fixedname_init(&absname); - result = ns_lwsearchctx_current(&client->searchctx, - dns_fixedname_name(&absname)); + /* - * This will return failure if relative name + suffix is too long. - * In this case, just go on to the next entry in the search path. + * Perform search across all search domains until success + * is returned. Return in case of failure. */ - if (result != ISC_R_SUCCESS) - start_lookup(client); + while (ns_lwsearchctx_current(&client->searchctx, + dns_fixedname_name(&absname)) != ISC_R_SUCCESS) { + if (ns_lwsearchctx_next(&client->searchctx) != ISC_R_SUCCESS) { + ns_lwdclient_errorpktsend(client, LWRES_R_FAILURE); + return; + } + } result = dns_lookup_create(cm->mctx, dns_fixedname_name(&absname), diff --git a/bin/tests/system/lwresd/lwtest.c b/bin/tests/system/lwresd/lwtest.c index 1737eac..1d65841 100644 --- a/bin/tests/system/lwresd/lwtest.c +++ b/bin/tests/system/lwresd/lwtest.c @@ -760,6 +760,14 @@ main(void) { test_getrrsetbyname("e.example1.", 1, 46, 2, 0, 1); test_getrrsetbyname("", 1, 1, 0, 0, 0); + test_getrrsetbyname("123456789.123456789.123456789.123456789." + "123456789.123456789.123456789.123456789." + "123456789.123456789.123456789.123456789." + "123456789.123456789.123456789.123456789." + "123456789.123456789.123456789.123456789." + "123456789.123456789.123456789.123456789." + "123456789", 1, 1, 0, 0, 0); + if (fails == 0) printf("I:ok\n"); return (fails);
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