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Signed-off-by: Rob Sanchez <rosan@microsoft.com>
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Jun 2, 2021
4055: Cleaning up ocall_buffer allocated in _setup_ecall_context r=anakrish a=mrragava
Fixing a leak scenario detected during fuzzing.
Signed-off-by: Ragavan Dasarathan <mrragava@gmail.com>
==9977==ERROR: LeakSanitizer: detected memory leaks
Direct leak of 16384 byte(s) in 1 object(s) allocated from:
#0 0x551523 in __interceptor_malloc /home/ragava/Desktop/labs/llvm/oe-llvm/compiler-rt/lib/asan/asan_malloc_linux.cc:146:3
#1 0x83cddb in _setup_ecall_context /home/ragava/oefuzz/openenclave-security/sut/openenclave/host/sgx/enter.c:143:33
#2 0x83cddb in __morestack /home/ragava/oefuzz/openenclave-security/sut/openenclave/host/sgx/enter.c:202
#3 0x82d120 in _do_eenter /home/ragava/oefuzz/openenclave-security/sut/openenclave/host/sgx/calls.c:193:13
#4 0x82d120 in oe_ecall /home/ragava/oefuzz/openenclave-security/sut/openenclave/host/sgx/calls.c:612
openenclave#5 0x66328d in _initialize_enclave /home/ragava/oefuzz/openenclave-security/sut/openenclave/host/sgx/create.c:464:5
openenclave#6 0x660fe9 in oe_create_enclave /home/ragava/oefuzz/openenclave-security/sut/openenclave/host/sgx/create.c:1190:5
openenclave#7 0x59c8e5 in oe_create_hostapis_enclave /home/ragava/oefuzz/openenclave-security/build/fuzzing_build/src/dynamic/fuzzing/hostapis/host/hostapis_u.c:3925:12
openenclave#8 0x583431 in hostapi_fuzzer::hostapi_fuzzer() /home/ragava/oefuzz/openenclave-security/build/fuzzing_build/../../src/dynamic/fuzzing/hostapis/host/host.cpp:58:13
openenclave#9 0x582bea in parse_report_fuzz::parse_report_fuzz() /home/ragava/oefuzz/openenclave-security/build/fuzzing_build/../../src/dynamic/fuzzing/hostapis/host/host.cpp:119:7
openenclave#10 0x581e2f in std::_MakeUniq<parse_report_fuzz>::__single_object std::make_unique<parse_report_fuzz>() /usr/lib/gcc/x86_64-linux-gnu/7.5.0/../../../../include/c++/7.5.0/bits/unique_ptr.h:821:34
openenclave#11 0x581bb1 in LLVMFuzzerTestOneInput /home/ragava/oefuzz/openenclave-security/build/fuzzing_build/../../src/dynamic/fuzzing/hostapis/host/host.cpp:213:18
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Co-authored-by: Ragavan Dasarathan <mrragava@gmail.com>
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