openbsd

As we approach the 60th OpenBSD release: 7.9, the OpenSSH project has released OpenSSH 10.3.

From the Release notes:

Read more…

Regular readers will be aware that Miod Vallat (miod@) is documenting the adventures of porting OpenBSD to various architectures in his OpenBSD Stories collection.

The latest addition is OpenBSD on Motorola 88000 processors, where the first two of …

David Leadbeater (dgl@)
posted to ports@ a message,
entitled
Pledge changes in 7.9-beta,
which explains the consequences for porters
of the recent pledge(2)/unveil(2) changes in -current (and, to some extent, 7.8).
Whilst targeted at porters, it…

OpenBSD’s
PF
packet filter has long supported HFSC traffic shaping
with the queue
rules in
pf.conf(5).
However, an internal 32-bit limitation in the HFSC
service curve structure (struct hfsc_sc) meant that bandwidth values
were silently capped…

In a move that would have gone unnoticed by most but will be appreciated by OpenBSD/amd64 laptop users, Mark Kettenis (kettenis@) committed support for delayed hibernation with the new machdep.hibernatedelay sysctl

The commit message reads,

Li…

It’s that time of the year again.
With the following
commit,
Theo de Raadt (deraadt@)
changed the version of the OpenBSD development branch
to 7.9-beta:

CVSROOT: /cvs
Module name: src
Changes by: deraadt@cvs.openbsd.org 2026/03/10 20:27:20…

In an unusually extensive commit, Jonathan Gray (jsg@) has upgraded the drm(4) (Direct Rendering Manager) subsystem in OpenBSD-current.

Coming at this point in the development cycle, this foreshadows what will be in the upcoming OpenBSD 7.9 release…

You may have heard already that a
fourth edition
of
The Book of PF was on the way.

It is now shipping, and when author and
undeadly.org
co-editor Peter Hansteen finally got his author copies,
he wrote a blog post titled
The Book of PF, 4th E…

Some readers will be aware that Miod Vallat (miod@) has been chronicling some of the more challenging parts of OpenBSD development in his OpenBSD stories collection for a while now.

The latest entry is the full OpenBSD on SGI: a rollercoaster story…

A long standing and somewhat odd conflict between two OpenBSD security mechanisms, pledge(2) and unveil(2) has been resolved by eliminating the tmppath promise from what pledge(2) offers.

The commit by Theo de Raadt (deraadt@) comes with an explana…

Dave Voutila (dv@)
has continued his work on moving
vmd(8)
to a multi-process model.
(Undeadly
first reported
on this in 2023.)
This time the
virtio scsi device has been
converted to a subprocess:

CVSROOT: /cvs
Module name: src
Changes…

Version 0.123
of Game of Trees
has been released (and the port
updated):

Read more…

Every OpenBSD admin has booted bsd.rd at least once — to install, upgrade, or rescue a broken system. But few people stop to look at what’s actually inside that file.

In this article over at the OpenBSD Jumpstart site, they take a look at just t…

Version 0.122
of Game of Trees
has been released (and the port
updated):

Read more…

Version 0.121
of Game of Trees
has been released (and the port
updated):

Read more…

In a move likely to be welcomed by users of streaming
video services,
Robert Nagy (robert@)
has
added a
port for
OpenWV (a free and
open-source reimplementation of
Google’s Widevine
CDM),
and
enabled
its use with the chromium port:

Rea…

Seasoned networkers will know to tell you that legacy IPv4 and modern IPv6 are, in fact, not directly compatible, and shipping traffic between IPv4 and IPv6 network requires address family translation.

On our favorite operating system and its sibl…

Following a recent series of commits by Helg Bredow (helg@) and Stefan Fritsch (sf@), OpenBSD/arm64 now works as a guest operating system under the Apple Hypervisor.

The commits read

List: openbsd-cvs
Subject: CVS: cvs.openbsd.org:…

With these two commits, Mike Larkin (mlarkin@) set the stage for, and next up, bumped the maximum number of processors supported on OpenBSD/amd64 from 64 to 255.

The first commit message reads,

List: openbsd-cvs
Subject: CVS: cvs.o…

The rkpi-client project has made a new release, rkpi-client 9-7, available with important new features and bug fixes.

The announcement reads,

Subject: rpki-client 9.7 released
From: Sebastian Benoit <benno () openbsd ! org>
…