FreeBSD 9.0-RELEASE Errata

The FreeBSD Project

$FreeBSD: stable/9/release/doc/en_US.ISO8859-1/errata/article.sgml 230254 2012-01-17 02:49:23Z hrs $

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Many of the designations used by manufacturers and sellers to distinguish their products are claimed as trademarks. Where those designations appear in this document, and the FreeBSD Project was aware of the trademark claim, the designations have been followed by the “™” or the “®” symbol.

This document lists errata items for FreeBSD 9.0-RELEASE, containing significant information discovered after the release or too late in the release cycle to be otherwise included in the release documentation. This information includes security advisories, as well as news relating to the software or documentation that could affect its operation or usability. An up-to-date version of this document should always be consulted before installing this version of FreeBSD.

This errata document for FreeBSD 9.0-RELEASE will be maintained until the release of FreeBSD 9.1-RELEASE.

1 Introduction

This errata document contains “late-breaking news” about FreeBSD 9.0-RELEASE. Before installing this version, it is important to consult this document to learn about any post-release discoveries or problems that may already have been found and fixed.

Any version of this errata document actually distributed with the release (for example, on a CDROM distribution) will be out of date by definition, but other copies are kept updated on the Internet and should be consulted as the “current errata” for this release. These other copies of the errata are located at, plus any sites which keep up-to-date mirrors of this location.

Source and binary snapshots of FreeBSD 9.0-STABLE also contain up-to-date copies of this document (as of the time of the snapshot).

For a list of all FreeBSD CERT security advisories, see or

2 Security Advisories

Problems described in the following security advisories have been fixed in 9.0-RELEASE. For more information, consult the individual advisories available from

Advisory Date Topic
SA-11:01.mountd 20 April 2011

Network ACL mishandling in mountd(8)

SA-11:02.bind 28 May 2011

BIND remote DoS with large RRSIG RRsets and negative caching

SA-11:04.compress 28 September 2011

Errors handling corrupt compress file in compress(1) and gzip(1)

SA-11:05.unix 28 September 2011

Buffer overflow in handling of UNIX socket addresses

SA-11:06.bind 23 December 2011

Remote packet Denial of Service against named(8) servers

SA-11:07.chroot 23 December 2011

Code execution via chrooted ftpd

SA-11:08.telnetd 23 December 2011

telnetd code execution vulnerability

SA-11:09.pam_ssh 23 December 2011

pam_ssh improperly grants access when user account has unencrypted SSH private keys

SA-11:10.pam 23 December 2011

pam_start() does not validate service names

3 Open Issues

4 Late-Breaking News

No news.

This file, and other release-related documents, can be downloaded from

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For questions about this documentation, e-mail <>.