UBUNTU-CVE-2020-10593

Tor before 0.3.5.10, 0.4.x before 0.4.1.9, and 0.4.2.x before 0.4.2.7 allows remote attackers to cause a Denial of Service memory leak, aka TROVE-2020-004. This occurs in circpadsetupmachineoncirc because a circuit-padding machine can be negotiated twice on the same circuit...