e4cde22826
---------------------------------------------------------------------- Fix oemcrypto_generic_verify_fuzz mutator signature offset [ Merge of http://go/wvgerrit/165899 ] Merged from https://widevine-internal-review.googlesource.com/165598 Change-Id: I85574fcd62622d2954c306688e04ecfda333c0cb ---------------------------------------------------------------------- Fix regressions in oemcrypto_decrypt_cenc_fuzz [ Merge of http://go/wvgerrit/162151 ] Fix null-dereference of subsamples vector and potential memory leak due to parsing errors. Bug: 260005865 Bug: 260013015 Merged from https://widevine-internal-review.googlesource.com/162081 Change-Id: I91bf1baa726803b2a0073ff3db94e69719d377bb ---------------------------------------------------------------------- Add custom mutator to oemcrypto_generic_verify_fuzz [ Merge of http://go/wvgerrit/161578 ] Enable fuzzing mutations beyond changing the signature length. Merged from https://widevine-internal-review.googlesource.com/159917 Change-Id: I022d752107b788bd45aafb8325e3186ef90336de ---------------------------------------------------------------------- Refactor oemcrypto_decrypt_cenc_fuzz [ Merge of http://go/wvgerrit/161546 ] Refactor to minimize the required corpus length, fuzz the sample input data, and avoid undefined behavior related to filling OEMCrypto_DestBufferDesc::buffer with fuzzed data. Merged from https://widevine-internal-review.googlesource.com/159618 Change-Id: Id9af8b1704d4619ba88ab8de3adb35d5f8bb69f6 ---------------------------------------------------------------------- Refactor oemcrypto_copy_buffer_fuzz [ Merge of http://go/wvgerrit/161307 ] Refactor to minimize the required corpus length, fuzz the output buffer length, and avoid undefined behavior related to filling OEMCrypto_DestBufferDesc::buffer with fuzzed data. Merged from https://widevine-internal-review.googlesource.com/159617 Change-Id: Ieddc6260e5eca641f8409a9b361ca4e5a40d6f52 ---------------------------------------------------------------------- Improve AddressSanitizer coverage for LoadEntitledContentKeys fuzzing [ Merge of http://go/wvgerrit/161397 ] Split fuzzed message into separate buffer so AddressSanitizer can detect out-of-bounds accesses. Merged from https://widevine-internal-review.googlesource.com/161277 ---------------------------------------------------------------------- Avoid copying fuzzed data when separator splitting [ Merge of http://go/wvgerrit/161120 ] Merged from https://widevine-internal-review.googlesource.com/159497 Change-Id: I2b13ff34eee74c8aea9a8176aa711e3e2bc57add ---------------------------------------------------------------------- Fix oemcrypto_opk_dispatcher_fuzz [ Merge of http://go/wvgerrit/161119 ] Set ODK_Message size and add timestamp field to initialization requests. Merged from https://widevine-internal-review.googlesource.com/159897 Change-Id: Ide51d1cb4119a396212d1802411cfa19f5792e9d ---------------------------------------------------------------------- Cover empty buffers in fuzz tests [ Merge of http://go/wvgerrit/161018 ] Update tests that avoid passing empty buffers to OEMCrypto API methods. Merged from https://widevine-internal-review.googlesource.com/159317 Change-Id: If0d8007e3294820654b081fe813a09485e757f1c ---------------------------------------------------------------------- Fix cherry pick of "Improve buffer size distribution in fuzz tests" [ Merge of http://go/wvgerrit/161022 ] Change-Id: I8b0440fe13b513396b5779c25e6a46ac40eaa183 ---------------------------------------------------------------------- Improve buffer size distribution in fuzz tests [ Merge of http://go/wvgerrit/160957 ] When a buffer size is fuzzed, use the modulo operation, instead of std::min, to create an even distribution. Merged from https://widevine-internal-review.googlesource.com/159157 Change-Id: I3c1168c7a7d739793005927a97af18de5df2e4c6 ---------------------------------------------------------------------- Improve AddressSanitizer coverage in fuzz tests [ Merge of http://go/wvgerrit/160464 ] Split fuzzed data into separate buffers so AddressSanitizer can detect all out-of-bounds accesses. Merged from https://widevine-internal-review.googlesource.com/158977 Change-Id: I7ca67409b7c6f96548e21ab41f6caf99f738605d
56 lines
2.0 KiB
C++
56 lines
2.0 KiB
C++
#include <vector>
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#include "opk_dispatcher.h"
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#include "opk_init.h"
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namespace wvoec {
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void OpenOEMCryptoTASession() {
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uint8_t request_body[] = {
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0x06, // TAG_UINT32
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0x09, 0x00, 0x00, 0x00, // API value (0x09)
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0x07, // TAG_UINT64
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0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, // Timestamp
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0x01, // TAG_BOOL
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0x00, // value (false)
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0x0a // TAG_EOM
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};
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ODK_Message request = ODK_Message_Create(request_body, sizeof(request_body));
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ODK_Message_SetSize(&request, sizeof(request_body));
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ODK_Message response;
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OPK_DispatchMessage(&request, &response);
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}
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void InitializeOEMCryptoTA() {
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uint8_t request_body[] = {
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0x06, // TAG_UINT32
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0x01, 0x00, 0x00, 0x00, // API value (0x01)
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0x07, // TAG_UINT64
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0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, // Timestamp
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0x0a // TAG_EOM
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};
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ODK_Message request = ODK_Message_Create(request_body, sizeof(request_body));
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ODK_Message_SetSize(&request, sizeof(request_body));
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ODK_Message response;
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OPK_DispatchMessage(&request, &response);
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}
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extern "C" int LLVMFuzzerInitialize(int* argc, char*** argv) {
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OPK_Initialize();
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InitializeOEMCryptoTA();
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OpenOEMCryptoTASession();
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return 0;
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}
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extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size) {
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std::vector<uint8_t> request_body(data, data + size);
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ODK_Message request =
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ODK_Message_Create(request_body.data(), request_body.size());
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ODK_Message_SetSize(&request, request_body.size());
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ODK_Message response;
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OPK_DispatchMessage(&request, &response);
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return 0;
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}
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} // namespace wvoec
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