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| author | Kostya Serebryany <kcc@google.com> | 2016-10-01 07:13:25 +0000 |
|---|---|---|
| committer | Kostya Serebryany <kcc@google.com> | 2016-10-01 07:13:25 +0000 |
| commit | d1f31d0a4918dc9eacb2cb4ceaa7c9b8df6277de (patch) | |
| tree | f4f1b04a75f2ab5e2a86d9642c8a2de26dee4703 | |
| parent | 5eb5ade894cae8cb454264a1ba524e34b46c77e1 (diff) | |
| download | bcm5719-llvm-d1f31d0a4918dc9eacb2cb4ceaa7c9b8df6277de.tar.gz bcm5719-llvm-d1f31d0a4918dc9eacb2cb4ceaa7c9b8df6277de.zip | |
[libFuzzer] fix a recent bugs (buffer overflow)
llvm-svn: 283021
| -rw-r--r-- | llvm/lib/Fuzzer/FuzzerTracePC.cpp | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/llvm/lib/Fuzzer/FuzzerTracePC.cpp b/llvm/lib/Fuzzer/FuzzerTracePC.cpp index f02b71dc9de..07e3264f720 100644 --- a/llvm/lib/Fuzzer/FuzzerTracePC.cpp +++ b/llvm/lib/Fuzzer/FuzzerTracePC.cpp @@ -92,7 +92,7 @@ bool TracePC::FinalizeTrace(size_t InputSize) { else if (Counter >= 2) Bit = 1; size_t Feature = i * 8 + Bit; CounterMap.AddValue(Feature); - uint32_t *SizePtr = &InputSizesPerFeature[Feature]; + uint32_t *SizePtr = &InputSizesPerFeature[Feature % kFeatureSetSize]; if (!*SizePtr || *SizePtr > InputSize) { *SizePtr = InputSize; Res = true; |
