Security updates for Thursday
Security updates have been issued by Arch Linux (sudo), Debian (libsdl1.2 and libsdl2), Mageia (e2fsprogs, kernel, libpcap and tcpdump, nmap, and sudo), openSUSE (GraphicsMagick and sudo), Oracle (java-1.8.0-openjdk, java-11-openjdk, jss, and kernel), Red Hat (java-1.8.0-openjdk and java-11-openjdk), Scientific Linux (jss), SUSE (gcc7 and libreoffice), and Ubuntu (leading to a double-free, libsdl1.2, and tiff).