Known vulnerabilities in Canonical Ltd. emacs21 (Ubuntu package) 21.4a+1-3

1:26.1+1-3.2ubuntu2 21.1-1 21.1-2 21.1-3 21.1-4 21.1-5 21.1-6 21.1-7 21.1-8 21.1-9 21.2-1 21.2-2 21.2-3 21.2-4 21.2-5 21.2-6 21.3-1 21.3-2 21.3+1-1 21.3+1-2 21.3+1-3 21.3+1-4 21.3+1-5 21.3+1-6 21.3+1-7 21.3+1-8 21.3+1-9 21.4a-1 21.4a-2 21.4a-3 21.4a-4 21.4a-5 21.4a-6 21.4a-6.1 21.4a-6.2 21.4a+1-1 21.4a+1-2 21.4a+1-3 21.4a+1-4 21.4a+1-5