Issue 273
Published April 08, 2026

OpenBSD iked security fixes, BSD Now 657 covers FreeBSD 15 Linuxator CUDA & OPNsense/pfSense migration tools, and BSD Cafe launches hybrid Fediverse forum Billboard and more.

Releases

No releases.

BSDSec

OpenBSD Errata: April 4, 2026 (iked): OpenBSD has issued errata patches for the iked daemon affecting versions 7.7 and 7.8 of the operating system. The updates address vulnerabilities or bugs in the IKEv2 key exchange protocol implementation, which is used for IPsec VPN connections. Binary patches are available for amd64, arm64, and i386 architectures through the syspatch utility, while source code fixes can be obtained from the official errata pages for each version.

As always, it’s worth following BSDSec. RSS feed available.

News

BSD Now 657: This episode of BSD Now explores the risks of technology dependence and advocates for open-source storage solutions to reduce vendor lock-in. It highlights FreeBSD 15’s Linux compatibility layer (Linuxator) now supporting CUDA, enabling GPU-accelerated workloads, and details a tool for bidirectional migration between OPNsense and pfSense firewall configurations. Additional topics include hierarchical jails on FreeBSD 15, a SYN attack analysis with follow-up, and Netbase—a port of NetBSD utilities to other Unix-like systems. The episode also notes OpenBSD’s transition to 7.9-beta and the addition of delayed hibernation for amd64 laptops.

BSD Cafe launches hybrid forum and Fediverse platform called Billboard: The BSD Cafe Journal has introduced Billboard, a platform combining traditional forum features with Fediverse integration. Designed as a hybrid space, it functions as a classic discussion forum with persistent threads while also supporting ActivityPub federation, enabling cross-platform interactions without algorithmic curation. The project is built on NodeBB and aims to serve as a social hub for BSD and open-source communities, allowing users to engage in long-form discussions while participating in the broader decentralized social web. The platform is accessible at billboard.bsd.cafe, with early feedback highlighting requests for dedicated testing areas and integration with existing community spaces.

Tutorials

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