Post Syndicated from original https://lwn.net/Articles/887807/

Security updates have been issued by Debian (expat, haproxy, libphp-adodb, nbd, and vim), Fedora (chromium, cobbler, firefox, gnutls, linux-firmware, radare2, thunderbird, and usbguard), Mageia (gnutls), Oracle (.NET 5.0, .NET 6.0, .NET Core 3.1, firefox, and kernel), SUSE (firefox, tomcat, and webkit2gtk3), and Ubuntu (libxml2 and nbd).