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Pedro F. Giffuni 4a7f186ea6 MFV r277981:
Upstream fixes for issues found with afl (Issue #417).

- Fix length checking.

Check both the captured length and the on-the-wire length (the latter
*should* be greater than or equal to the former, but that's not
guaranteed).

Add some additional length checks, so neither caplen nor length
underflow.

If we stop dissecting because the packet is too short, return 1, not 0,
as we've "dissected" what we can; 0 means "this is LLC+SNAP with an OUI
of 0 and an unknown Ethertype".

commit:	743bcecdc92f88b118ec7aac4f68b606601205cc

- Clean up length checks.

Check only the amount of length that matters at any given point; yes,
this means we do multiple checks, but so it goes.

We don't need to check for LLC+SNAP - llc_print() does that for us.  We
do, however, need to check to make sure we can safely skip the Fore
header.

commit:	5c65e7532fa16308e01299988852b0dc5b027559
2015-01-31 16:34:39 +00:00
bin Prevent access to an uninitialized variable 2015-01-31 15:41:01 +00:00
cddl pause() isn't a system call on FreeBSD; use sigsuspend(2) instead. 2015-01-30 05:14:01 +00:00
contrib MFV r277981: 2015-01-31 16:34:39 +00:00
crypto
etc ipfilter 5.1.2 (vs 4.1.28 in previous releases of FreeBSD) stores IPv4 2015-01-28 21:01:55 +00:00
games Fix 7-year-old typo: The default directory searched for fortunes is 2015-01-30 23:26:03 +00:00
gnu
include amd: flatten the tree 2015-01-28 22:55:06 +00:00
kerberos5
lib Stop iterating and return if the caller-supplied callback function returns 2015-01-31 03:22:00 +00:00
libexec Use powerof2(). Remove single-use variable. 2015-01-30 15:32:35 +00:00
release
rescue
sbin
secure
share Add myself (erj) to committers-src.dot. 2015-01-30 18:19:22 +00:00
sys Implement a new method to retrieve the gpiobus reference from a GPIO 2015-01-31 15:50:19 +00:00
tests
tools Keep original images, dont compile tests, 2015-01-30 15:42:52 +00:00
usr.bin Create MANLINKS for lzgrep, etc when MK_LZMA_SUPPORT != no 2015-01-30 18:07:46 +00:00
usr.sbin Use MBR by default on BIOS systems. An increasing number of motherboards 2015-01-30 21:22:18 +00:00
.arcconfig
.arclint
COPYRIGHT
LOCKS
MAINTAINERS
Makefile
Makefile.inc1
ObsoleteFiles.inc
README amd: flatten the tree 2015-01-28 22:55:06 +00:00
UPDATING

This is the top level of the FreeBSD source directory.  This file
was last revised on:
$FreeBSD$

For copyright information, please see the file COPYRIGHT in this
directory (additional copyright information also exists for some
sources in this tree - please see the specific source directories for
more information).

The Makefile in this directory supports a number of targets for
building components (or all) of the FreeBSD source tree, the most
commonly used one being ``world'', which rebuilds and installs
everything in the FreeBSD system from the source tree except the
kernel, the kernel-modules and the contents of /etc.  The ``world''
target should only be used in cases where the source tree has not
changed from the currently running version.  See:
http://www.freebsd.org/doc/en_US.ISO8859-1/books/handbook/makeworld.html
for more information, including setting make(1) variables.

The ``buildkernel'' and ``installkernel'' targets build and install
the kernel and the modules (see below).  Please see the top of
the Makefile in this directory for more information on the
standard build targets and compile-time flags.

Building a kernel is a somewhat more involved process, documentation
for which can be found at:
   http://www.freebsd.org/doc/en_US.ISO8859-1/books/handbook/kernelconfig.html
And in the config(8) man page.
Note: If you want to build and install the kernel with the
``buildkernel'' and ``installkernel'' targets, you might need to build
world before.  More information is available in the handbook.

The sample kernel configuration files reside in the sys/<arch>/conf
sub-directory (assuming that you've installed the kernel sources), the
file named GENERIC being the one used to build your initial installation
kernel.  The file NOTES contains entries and documentation for all possible
devices, not just those commonly used.  It is the successor of the ancient
LINT file, but in contrast to LINT, it is not buildable as a kernel but a
pure reference and documentation file.


Source Roadmap:
---------------
bin		System/user commands.

cddl		Various commands and libraries under the Common Development
		and Distribution License.

contrib		Packages contributed by 3rd parties.

crypto		Cryptography stuff (see crypto/README).

etc		Template files for /etc.

games		Amusements.

gnu		Various commands and libraries under the GNU Public License.
		Please see gnu/COPYING* for more information.

include		System include files.

kerberos5	Kerberos5 (Heimdal) package.

lib		System libraries.

libexec		System daemons.

release		Release building Makefile & associated tools.

rescue		Build system for statically linked /rescue utilities.

sbin		System commands.

secure		Cryptographic libraries and commands.

share		Shared resources.

sys		Kernel sources.

tools		Utilities for regression testing and miscellaneous tasks.

usr.bin		User commands.

usr.sbin	System administration commands.


For information on synchronizing your source tree with one or more of
the FreeBSD Project's development branches, please see:

  http://www.freebsd.org/doc/en_US.ISO8859-1/books/handbook/synching.html