OSV-2021-1099 Stack-buffer-overflow in ot::StringFind

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=36830 Crash type: Stack-buffer-overflow READ 1 Crash state: ot::StringFind ot::Coap::Message::AppendUriPathOptions otCoapMessageAppendUriPathOptions...

openthread:ot-cli-received-fuzzer: Stack-buffer-overflow in ot::StringFind

Project: https://github.com/openthread/openthread.git Detailed Report: https://oss-fuzz.com/testcase?key=5114492882124800 Project: openthread Fuzzing Engine: libFuzzer Fuzz Target: ot-cli-received-fuzzer Job Type: libfuzzerasanopenthread Platform Id: linux Crash Type: Stack-buffer-overflow READ 1...