Inside this week's LWN.net Weekly Edition: Front: TPM attacks; arithmetic overflow protection; Ubuntu GRUB changes; kernel IPC proposals; fre:ac; Scuttlebutt. Briefs: Nix vulnerability; OpenSSH 10.3; Sashiko reviews; FreeBSD testing; Gentoo GNU/Hurd; SFC on router ban; Quotes; ... Announcements: Newsletters, conferences, security updates, patches, and more.