openthread/cli-uart-received-fuzzer: Memcpy-param-overlap in ot::Cli::CoapSecure::Process

2019-01-25T08:51:40
ID OSSFUZZ-12679
Type ossfuzz
Reporter Google
Modified 2019-02-25T16:25:07

Description

Project: https://github.com/openthread/openthread.git

Detailed report: https://oss-fuzz.com/testcase?key=5745974335504384

Project: openthread Fuzzer: afl_openthread_cli-uart-received-fuzzer Fuzz target binary: cli-uart-received-fuzzer Job Type: afl_asan_openthread Platform Id: linux

Crash Type: Memcpy-param-overlap Crash Address: [0x0000013f4433,0x0000013f4471) and [0x0000013f4470, 0x0000013f44ae) Crash State: ot::Cli::CoapSecure::Process ot::Cli::Interpreter::ProcessCoapSecure ot::Cli::Interpreter::ProcessLine

Sanitizer: address (ASAN)

Recommended Security Severity: Medium

Regressed: https://oss-fuzz.com/revisions?job=afl_asan_openthread&range=201901220420:201901230428

Reproducer Testcase: https://oss-fuzz.com/download?testcase_id=5745974335504384

Issue filed automatically.

See https://github.com/google/oss-fuzz/blob/master/docs/reproducing.md for instructions to reproduce this bug locally.

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