An issue was discovered in Tor before 0.4.6.5, aka TROVE-2021-003. An attacker can forge RELAYEND or RELAYRESOLVED to bypass the intended access control for ending a stream.
{ "availability": "Available with Ubuntu Pro: https://ubuntu.com/pro", "ubuntu_priority": "medium", "binaries": [ { "binary_version": "0.4.2.7-1ubuntu0.1~esm1", "binary_name": "tor" }, { "binary_version": "0.4.2.7-1ubuntu0.1~esm1", "binary_name": "tor-dbgsym" }, { "binary_version": "0.4.2.7-1ubuntu0.1~esm1", "binary_name": "tor-geoipdb" } ] }