OSV-2020-619 UNKNOWN READ in ot::Ip6::Netif::UnsubscribeAllRoutersMulticast

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=13353 Crash type: UNKNOWN READ Crash state: ot::Ip6::Netif::UnsubscribeAllRoutersMulticast ot::Mle::MleRouter::HandleDetachStart ot::Mle::Mle::SetStateDetached...

PT-2020-22430

Name of the Vulnerable Software and Affected Versions OpenThread versions affected versions not specified Description A crash occurs due to an unknown read issue. The crash involves the Ip6::Netif::UnsubscribeAllRoutersMulticast, Mle::MleRouter::HandleDetachStart, and Mle::Mle::SetStateDetached...