OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=13619
Crash type: Stack-buffer-overflow READ 4
Crash state:
ot::MeshCoP::ChannelMaskEntry::GetMask
ot::MeshCoP::ChannelMaskTlv::GetChannelMask
ot::MeshCoP::ChannelMaskTlv::GetChannelMask