From 6163da513578c2526c3b1de16a3deb8c913e2c34 Mon Sep 17 00:00:00 2001
From: yang-g <yangg@google.com>
Date: Thu, 13 Apr 2017 09:39:42 -0700
Subject: [PATCH] Disallow empty method slice in api_fuzzer
---
test/core/end2end/fuzzers/api_fuzzer.c | 3 +++
.../clusterfuzz-testcase-5867145026076672 | Bin 0 -> 46 bytes
tools/run_tests/generated/tests.json | 23 ++++++++++++++++++
3 files changed, 26 insertions(+)
create mode 100644 test/core/end2end/fuzzers/api_fuzzer_corpus/clusterfuzz-testcase-5867145026076672
diff --git a/test/core/end2end/fuzzers/api_fuzzer.c b/test/core/end2end/fuzzers/api_fuzzer.c
index a0acf5bf60..cd983a70a6 100644
--- a/test/core/end2end/fuzzers/api_fuzzer.c
+++ b/test/core/end2end/fuzzers/api_fuzzer.c
@@ -932,6 +932,9 @@ int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size) {
}
uint32_t propagation_mask = read_uint32(&inp);
grpc_slice method = read_string_like_slice(&inp);
+ if (GRPC_SLICE_LENGTH(method) == 0) {
+ ok = false;
+ }
grpc_slice host = read_string_like_slice(&inp);
gpr_timespec deadline =
gpr_time_add(gpr_now(GPR_CLOCK_REALTIME),
diff --git a/test/core/end2end/fuzzers/api_fuzzer_corpus/clusterfuzz-testcase-5867145026076672 b/test/core/end2end/fuzzers/api_fuzzer_corpus/clusterfuzz-testcase-5867145026076672
new file mode 100644
index 0000000000000000000000000000000000000000..3fd5427b46662d86534978f322d512466c8765af
GIT binary patch
literal 46
wcmZQ7PAw`+En;9`Vc<$+Wc<HBl$(c{0SuTJc$gTOfJ_I*U!4pLjMv2(0MTa${r~^~
literal 0
HcmV?d00001
diff --git a/tools/run_tests/generated/tests.json b/tools/run_tests/generated/tests.json
index 12d48f219d..7b1140e494 100644
--- a/tools/run_tests/generated/tests.json
+++ b/tools/run_tests/generated/tests.json
@@ -85053,6 +85053,29 @@
],
"uses_polling": false
},
+ {
+ "args": [
+ "test/core/end2end/fuzzers/api_fuzzer_corpus/clusterfuzz-testcase-5867145026076672"
+ ],
+ "ci_platforms": [
+ "linux"
+ ],
+ "cpu_cost": 0.1,
+ "exclude_configs": [
+ "tsan"
+ ],
+ "exclude_iomgrs": [
+ "uv"
+ ],
+ "flaky": false,
+ "language": "c",
+ "name": "api_fuzzer_one_entry",
+ "platforms": [
+ "mac",
+ "linux"
+ ],
+ "uses_polling": false
+ },
{
"args": [
"test/core/end2end/fuzzers/api_fuzzer_corpus/clusterfuzz-testcase-5965570207907840"
--
GitLab