FreeBSD 9.3-RELEASE Release Notes

The FreeBSD Project

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Last modified on 2015-07-11 04:54:46 by gshapiro.

The release notes for FreeBSD 9.3-RELEASE contain a summary of the changes made to the FreeBSD base system on the 9.3-STABLE development line. This document lists applicable security advisories that were issued since the last release, as well as significant changes to the FreeBSD kernel and userland. Some brief remarks on upgrading are also presented.

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Table of Contents
1. Introduction
2. What's New
2.1. Security Advisories
2.2. Errata Notices
2.3. Kernel Changes
2.4. Userland Changes
2.5. Contributed Software
2.6. Release Engineering and Integration
3. Upgrading from Previous Releases of FreeBSD
3.1. Upgrading Using freebsd-update(8) or a Source-Based Procedure
3.2. User-Visible Incompatibilities

1. Introduction

This document contains the release notes for FreeBSD 9.3-RELEASE. It describes recently added, changed, or deleted features of FreeBSD. It also provides some notes on upgrading from previous versions of FreeBSD.

This distribution of FreeBSD 9.3-RELEASE is a snapshot distribution. It can be found at or any of its mirrors. More information on obtaining this (or other) snapshot distributions of FreeBSD can be found in the Obtaining FreeBSD appendix to the FreeBSD Handbook.

All users are encouraged to consult the release errata before installing FreeBSD. The errata document is updated with late-breaking information discovered late in the release cycle or after the release. Typically, it contains information on known bugs, security advisories, and corrections to documentation. An up-to-date copy of the errata for FreeBSD 9.3-RELEASE can be found on the FreeBSD Web site.

All FreeBSD documents are available for download at

Questions that are not answered by the documentation may be sent to <>.
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