release/doc/en_US.ISO8859-1/relnotes/article.xml

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   5  %release;
   6 <!ENTITY % sponsor PUBLIC "-//FreeBSD//ENTITIES Sponsor Specification//EN" "sponsor.ent">
   7  %sponsor;
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  11 <article xmlns="http://docbook.org/ns/docbook"
  12   xmlns:xlink="http://www.w3.org/1999/xlink" version="5.0">
  13
  14   <info>
  15     <title>&os; &release.current; Release Notes</title>
  16
  17     <author>
  18       <orgname>The &os; Project</orgname>
  19     </author>
  20
  21     <pubdate>$FreeBSD$</pubdate>
  22
  23     <!-- Last rev: 276991 -->
  24
  25     <copyright>
  26       <year>2015</year>
  27       <holder role="mailto:doc@FreeBSD.org">The &os; Documentation
  28         Project</holder>
  29     </copyright>
  30
  31     <legalnotice xml:id="trademarks" role="trademarks">
  32       &tm-attrib.freebsd;
  33       &tm-attrib.ibm;
  34       &tm-attrib.ieee;
  35       &tm-attrib.intel;
  36       &tm-attrib.sparc;
  37       &tm-attrib.general;
  38     </legalnotice>
  39
  40     <abstract>
  41       <para>The release notes for &os; &release.current; contain
  42         a summary of the changes made to the &os; base system on the
  43         &release.branch; development line.  This document lists
  44         applicable security advisories that were issued since the last
  45         release, as well as significant changes to the &os; kernel and
  46         userland.  Some brief remarks on upgrading are also
  47         presented.</para>
  48     </abstract>
  49   </info>
  50
  51   <sect1 xml:id="intro">
  52     <title>Introduction</title>
  53
  54     <para>This document contains the release notes for &os;
  55       &release.current;.  It describes recently added, changed, or
  56       deleted features of &os;.  It also provides some notes on
  57       upgrading from previous versions of &os;.</para>
  58
  59     <para releasetype="current">The &release.type; distribution to
  60       which these release notes apply represents the latest point
  61       along the &release.branch; development branch since
  62       &release.branch; was created.  Information regarding pre-built,
  63       binary &release.type; distributions along this branch can be
  64       found at <uri
  65         xlink:href="&release.url;">&release.url;</uri>.</para>
  66
  67     <para releasetype="snapshot">The &release.type; distribution to
  68       which these release notes apply represents a point along the
  69       &release.branch; development branch between &release.prev; and
  70       the future &release.next;.  Information regarding pre-built,
  71       binary &release.type; distributions along this branch can be
  72       found at <uri
  73         xlink:href="&release.url;">&release.url;</uri>.</para>
  74
  75     <para releasetype="release">This distribution of &os;
  76       &release.current; is a &release.type; distribution.  It can be
  77       found at <uri xlink:href="&release.url;">&release.url;</uri> or
  78       any of its mirrors.  More information on obtaining this (or
  79       other) &release.type; distributions of &os; can be found in the
  80       <link
  81         xlink:href="&url.books.handbook;/mirrors.html"><quote>Obtaining
  82           &os;</quote> appendix</link> to the <link
  83         xlink:href="&url.books.handbook;/">&os;
  84         Handbook</link>.</para>
  85
  86     <para>All users are encouraged to consult the release errata
  87       before installing &os;.  The errata document is updated with
  88       <quote>late-breaking</quote> information discovered late in the
  89       release cycle or after the release.  Typically, it contains
  90       information on known bugs, security advisories, and corrections
  91       to documentation.  An up-to-date copy of the errata for &os;
  92       &release.current; can be found on the &os; Web site.</para>
  93
  94     <para>This document describes the most user-visible new or changed
  95       features in &os; since &release.prev;.</para>
  96
  97     <para>Typical release note items document recent security
  98       advisories issued after &release.prev;, new drivers or hardware
  99       support, new commands or options, major bug fixes, or
 100       contributed software upgrades.  They may also list changes to
 101       major ports/packages or release engineering practices.  Clearly
 102       the release notes cannot list every single change made to &os;
 103       between releases; this document focuses primarily on security
 104       advisories, user-visible changes, and major architectural
 105       improvements.</para>
 106   </sect1>
 107
 108   <sect1 xml:id="upgrade">
 109     <title>Upgrading from Previous Releases of &os;</title>
 110
 111     <para arch="amd64,i386">Binary upgrades between RELEASE versions
 112       (and snapshots of the various security branches) are supported
 113       using the &man.freebsd-update.8; utility.  The binary upgrade
 114       procedure will update unmodified userland utilities, as well as
 115       unmodified <filename>GENERIC</filename> kernel distributed as
 116       a part of an official &os; release.  The &man.freebsd-update.8;
 117       utility requires that the host being upgraded have Internet
 118       connectivity.</para>
 119
 120     <para>Source-based upgrades (those based on recompiling the &os;
 121       base system from source code) from previous versions are
 122       supported, according to the instructions in
 123       <filename>/usr/src/UPDATING</filename>.</para>
 124
 125     <important>
 126       <para>Upgrading &os; should only be attempted after
 127         backing up <emphasis>all</emphasis> data and configuration
 128         files.</para>
 129     </important>
 130   </sect1>
 131
 132   <sect1 xml:id="security-errata">
 133     <title>Security and Errata</title>
 134
 135     <para>This section lists the various Security Advisories and
 136       Errata Notices since &release.prev;.</para>
 137
 138     <sect2 xml:id="security">
 139       <title>Security Advisories</title>
 140
 141       <informaltable frame="none" pgwide="1">
 142         <tgroup cols="3">
 143           <colspec colwidth="40%"/>
 144           <colspec colwidth="30%"/>
 145           <colspec colwidth="30%"/>
 146           <thead>
 147             <row>
 148               <entry>Advisory</entry>
 149               <entry>Date</entry>
 150               <entry>Topic</entry>
 151             </row>
 152           </thead>
 153
 154           <tbody>
 155             <row>
 156               <entry><link
 157                   xlink:href="&security.url;/FreeBSD-SA-14:27.stdio.asc">FreeBSD-SA-14:27.stdio</link></entry>
 158               <entry>10&nbsp;December&nbsp;2014</entry>
 159               <entry><para>Buffer overflow in stdio</para></entry>
 160             </row>
 161
 162             <row>
 163               <entry><link
 164                   xlink:href="&security.url;/FreeBSD-SA-14:28.file.asc">FreeBSD-SA-14:28.file</link></entry>
 165               <entry>10&nbsp;December&nbsp;2014</entry>
 166               <entry><para>Multiple vulnerabilities in &man.file.1;
 167                 and &man.libmagic.3;</para></entry>
 168             </row>
 169
 170             <row>
 171               <entry><link
 172                   xlink:href="&security.url;/FreeBSD-SA-14:30.unbound.asc">FreeBSD-SA-14:30.unbound</link></entry>
 173               <entry>17&nbsp;December&nbsp;2014</entry>
 174               <entry><para>Remote denial of service
 175                 vulnerability</para></entry>
 176             </row>
 177
 178             <row>
 179               <entry><link
 180                   xlink:href="&security.url;/FreeBSD-SA-14:31.ntp.asc">FreeBSD-SA-14:31.ntp</link></entry>
 181               <entry>23&nbsp;December&nbsp;2014</entry>
 182               <entry><para>Multiple vulnerabilities in NTP
 183                 suite</para></entry>
 184             </row>
 185
 186             <row>
 187               <entry><link
 188                   xlink:href="&security.url;/FreeBSD-SA-15:01.openssl.asc">FreeBSD-SA-15:01.openssl</link></entry>
 189               <entry>14&nbsp;January&nbsp;2015</entry>
 190               <entry><para>Multiple vulnerabilities in
 191                 OpenSSL</para></entry>
 192             </row>
 193
 194             <row>
 195               <entry><link
 196                   xlink:href="&security.url;/FreeBSD-SA-15:02.kmem.asc">FreeBSD-SA-15:02.kmem</link></entry>
 197               <entry>27&nbsp;January&nbsp;2015</entry>
 198               <entry><para>SCTP kernel memory corruption and
 199                 disclosure vulnerability</para></entry>
 200             </row>
 201
 202             <row>
 203               <entry><link
 204                   xlink:href="&security.url;/FreeBSD-SA-15:03.sctp.asc">FreeBSD-SA-15:03.sctp</link></entry>
 205               <entry>27&nbsp;January&nbsp;2015</entry>
 206               <entry><para>SCTP stream reset
 207                 vulnerability</para></entry>
 208             </row>
 209           </tbody>
 210         </tgroup>
 211       </informaltable>
 212     </sect2>
 213
 214     <sect2 xml:id="errata">
 215       <title>Errata Notices</title>
 216
 217       <informaltable frame="none" pgwide="1">
 218         <tgroup cols="3">
 219           <colspec colwidth="40%"/>
 220           <colspec colwidth="30%"/>
 221           <colspec colwidth="30%"/>
 222           <thead>
 223             <row>
 224               <entry>Errata</entry>
 225               <entry>Date</entry>
 226               <entry>Topic</entry>
 227             </row>
 228           </thead>
 229
 230           <tbody>
 231             <row>
 232               <entry><link
 233                   xlink:href="&security.url;/FreeBSD-EN-14:13.freebsd-update.asc">FreeBSD-EN-14:13.freebsd-update</link></entry>
 234               <entry>23&nbsp;December&nbsp;2014</entry>
 235               <entry><para>Fixed directory deletion issue in
 236                 &man.freebsd-update.8;</para></entry>
 237             </row>
 238           </tbody>
 239         </tgroup>
 240       </informaltable>
 241     </sect2>
 242   </sect1>
 243
 244   <sect1 xml:id="userland">
 245     <title>Userland</title>
 246
 247     <para>This section covers changes and additions to userland
 248       applications, contributed software, and system utilities.</para>
 249
 250     <sect2 xml:id="userland-config">
 251       <title>Userland Configuration Changes</title>
 252
 253       <para revision="276991">The &man.termcap.5; file is installed
 254         as-is from sources, instead of reordering, creating
 255         <filename>/etc/termcap.db</filename> by default, providing
 256         a performance improvements to applications that use the
 257         &man.termcap.5; database, such as &man.vi.1; and
 258         &man.ncurses.3;.</para>
 259     </sect2>
 260
 261     <sect2 xml:id="userland-programs">
 262       <title>Userland Application Changes</title>
 263
 264       <para revision="275040">A new utility, &man.dpv.1;, has been
 265         added to the base system, providing a &man.dialog.1;-style
 266         progress view from one or more input streams.  A corresponding
 267         library, &man.dpv.3;, has also been added.</para>
 268
 269       <para revision="275945">The &man.elfdump.1; utility has been
 270         updated to support capability mode provided by
 271         &man.capsicum.4;.</para>
 272     </sect2>
 273
 274     <sect2 xml:id="userland-contrib">
 275       <title>Contributed Software</title>
 276
 277       <para revision="277597"><application>OpenSSL</application> has
 278         been updated to version 1.0.1l.</para>
 279     </sect2>
 280
 281     <sect2 xml:id="userland-installer">
 282       <title>Installation and Configuration Tools</title>
 283
 284       <para>&nbsp;</para>
 285     </sect2>
 286
 287     <sect2 xml:id="userland-rc">
 288       <title><filename class="directory">/etc/rc.d</filename>
 289         Scripts</title>
 290
 291       <para>&nbsp;</para>
 292     </sect2>
 293
 294     <sect2 xml:id="userland-periodic">
 295       <title><filename class="directory">/etc/periodic</filename>
 296         Scripts</title>
 297
 298       <para>&nbsp;</para>
 299     </sect2>
 300
 301     <sect2 xml:id="userland-libraries">
 302       <title>Runtime Libraries and API</title>
 303
 304       <para revision="275040">A new file configuration library,
 305         &man.figpar.3;, has been added to the base system.</para>
 306     </sect2>
 307
 308     <sect2 xml:id="userland-abi">
 309       <title>ABI Compatibility</title>
 310
 311       <para>&nbsp;</para>
 312     </sect2>
 313   </sect1>
 314
 315   <sect1 xml:id="kernel">
 316     <title>Kernel</title>
 317
 318     <para>This section covers changes to kernel configurations, system
 319       tuning, and system control parameters that are not otherwise
 320       categorized.</para>
 321
 322     <sect2 xml:id="kernel-bugfix">
 323       <title>Kernel Bug Fixes</title>
 324
 325       <para>&nbsp;</para>
 326     </sect2>
 327
 328     <sect2 xml:id="kernel-config">
 329       <title>Kernel Configuration</title>
 330
 331       <para>&nbsp;</para>
 332     </sect2>
 333
 334     <sect2 xml:id="kernel-sysctl">
 335       <title>System Tuning and Controls</title>
 336
 337       <para revision="276986">Throttling via <acronym>ACPI</acronym>
 338         and <acronym>P4TCC</acronym> via &man.device.hints.5; have
 339         been turned off by default.</para>
 340     </sect2>
 341   </sect1>
 342
 343   <sect1 xml:id="drivers">
 344     <title>Devices and Drivers</title>
 345
 346     <para>This section covers changes and additions to devices and
 347       device drivers since &release.prev;.</para>
 348
 349     <sect2 xml:id="drivers-device">
 350       <title>Device Drivers</title>
 351
 352       <para>&nbsp;</para>
 353     </sect2>
 354
 355     <sect2 xml:id="drivers-storage">
 356       <title>Storage Drivers</title>
 357
 358       <para>&nbsp;</para>
 359     </sect2>
 360
 361     <sect2 xml:id="drivers-network">
 362       <title>Network Drivers</title>
 363
 364       <para>&nbsp;</para>
 365     </sect2>
 366   </sect1>
 367
 368   <sect1 xml:id="hardware">
 369     <title>Hardware Support</title>
 370
 371     <para>This section covers general hardware support for physical
 372       machines, hypervisors, and virtualization environments, as well
 373       as hardware changes and updates that do not otherwise fit in
 374       other sections of this document.</para>
 375
 376     <sect2 xml:id="hardware-support">
 377       <title>Hardware Support</title>
 378
 379       <para>&nbsp;</para>
 380     </sect2>
 381
 382     <sect2 xml:id="hardware-virtualization">
 383       <title>Virtualization Support</title>
 384
 385       <para>&nbsp;</para>
 386     </sect2>
 387
 388     <sect2 xml:id="hardware-arm">
 389       <title>ARM Support</title>
 390
 391       <para>&nbsp;</para>
 392     </sect2>
 393   </sect1>
 394
 395   <sect1 xml:id="storage">
 396     <title>Storage</title>
 397
 398     <para>This section covers changes and additions to file systems
 399       and other storage subsystems, both local and networked.</para>
 400
 401     <sect2 xml:id="storage-net">
 402       <title>Networked Storage</title>
 403
 404       <para revision="274939" contrib="sponsor" sponsor="&ix;">The
 405         &man.ctld.8; utility has been updated to include support for
 406         registering <acronym>iSCSI</acronym> targets and portals on
 407         <acronym>iSNS</acronym> servers.  This provides a mechanism
 408         which allows <acronym>iSCSI</acronym> initiators to find
 409         targets and portals without requiring active
 410         discovery.</para>
 411     </sect2>
 412
 413     <sect2 xml:id="storage-zfs">
 414       <title>ZFS</title>
 415
 416       <para revision="275490">A new tunable,
 417         <literal>vfs.zfs.spa_slop_shift</literal>, has been added,
 418         which controls how much space is reserved by default.</para>
 419     </sect2>
 420
 421     <sect2 xml:id="storage-geom">
 422       <title>&man.geom.4;</title>
 423
 424       <para revision="275891" contrib="sponsor" sponsor="&ix;">The
 425         &man.ctl.4; subsystem has been updated, increasing the ports
 426         limit from <literal>128</literal> to <literal>256</literal>,
 427         and <acronym>LUN</acronym> limit from <literal>256</literal>
 428         to <literal>1024</literal>.</para>
 429     </sect2>
 430   </sect1>
 431
 432   <sect1 xml:id="boot">
 433     <title>Boot Loader Changes</title>
 434
 435     <para>This section covers the boot loader, boot menu, and other
 436       boot-related changes.</para>
 437
 438     <sect2 xml:id="boot-loader">
 439       <title>Boot Loader Changes</title>
 440
 441       <para>&nbsp;</para>
 442     </sect2>
 443
 444     <sect2 xml:id="boot-menu">
 445       <title>Boot Menu Changes</title>
 446
 447       <para>&nbsp;</para>
 448     </sect2>
 449   </sect1>
 450
 451   <sect1 xml:id="network">
 452     <title>Networking</title>
 453
 454     <para>This section describes changes that affect networking in
 455       &os;.</para>
 456
 457     <sect2 xml:id="network-protocols">
 458       <title>Network Procols</title>
 459
 460       <para>&nbsp;</para>
 461     </sect2>
 462   </sect1>
 463
 464   <sect1 xml:id="ports">
 465     <title>Ports Collection and Package Infrastructure</title>
 466
 467     <para>This section covers changes to the &os;&nbsp;Ports
 468       Collection, package infrastructure, and package maintenance and
 469       installation tools.</para>
 470
 471     <sect2 xml:id="ports-infrastructure">
 472       <title>Infrastructure Changes</title>
 473
 474       <para>&nbsp;</para>
 475     </sect2>
 476
 477     <sect2 xml:id="ports-packages ">
 478       <title>Packaging Changes</title>
 479
 480       <para>&nbsp;</para>
 481     </sect2>
 482   </sect1>
 483
 484   <sect1 xml:id="doc">
 485     <title>Documentation</title>
 486
 487     <para>This section covers changes to the &os;&nbsp;Documentation
 488       Project sources and toolchain.</para>
 489
 490     <sect2 xml:id="doc-sources">
 491       <title>Documentation Source Changes</title>
 492
 493       <para>&nbsp;</para>
 494     </sect2>
 495
 496     <sect2 xml:id="doc-toolchain">
 497       <title>Documentation Toolchain Changes</title>
 498
 499       <para>&nbsp;</para>
 500     </sect2>
 501   </sect1>
 502
 503   <sect1 xml:id="releng">
 504     <title>Release Engineering and Integration</title>
 505
 506     <para>This section convers changes that are specific to the
 507       &os;&nbsp;Release Engineering processes.</para>
 508
 509     <sect2 xml:id="releng-changes">
 510       <title>Integration Changes</title>
 511
 512       <para>&nbsp;</para>
 513     </sect2>
 514   </sect1>
 515 </article>