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Gentoo Linux Security Advisory                           GLSA 201702-30
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                                           https://security.gentoo.org/
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 Severity: Normal
    Title: tcpdump: Multiple vulnerabilities
     Date: February 21, 2017
     Bugs: #606516
       ID: 201702-30

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Synopsis
=======
Multiple vulnerabilities have been found in tcpdump, the worst of which
may allow execution of arbitrary code.

Background
=========
tcpdump is a tool for network monitoring and data acquisition.

Affected packages
================
    -------------------------------------------------------------------
     Package              /     Vulnerable     /            Unaffected
    -------------------------------------------------------------------
  1  net-analyzer/tcpdump         < 4.9.0                    >= 4.9.0

Description
==========
Multiple vulnerabilities have been discovered in tcpdump. Please review
the CVE identifiers referenced below for details.

Impact
=====
A remote attacker, by sending a specially crafted network package,
could possibly execute arbitrary code with the privileges of the
process or cause a Denial of Service condition.

Workaround
=========
There is no known workaround at this time.

Resolution
=========
All tcpdump users should upgrade to the latest version:

  # emerge --sync
  # emerge --ask --oneshot --verbose ">=net-analyzer/tcpdump-4.9.0"

References
=========
[  1 ] CVE-2016-7922
       http://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-7922
[  2 ] CVE-2016-7923
       http://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-7923
[  3 ] CVE-2016-7924
       http://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-7924
[  4 ] CVE-2016-7925
       http://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-7925
[  5 ] CVE-2016-7926
       http://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-7926
[  6 ] CVE-2016-7927
       http://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-7927
[  7 ] CVE-2016-7928
       http://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-7928
[  8 ] CVE-2016-7929
       http://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-7929
[  9 ] CVE-2016-7930
       http://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-7930
[ 10 ] CVE-2016-7931
       http://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-7931
[ 11 ] CVE-2016-7932
       http://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-7932
[ 12 ] CVE-2016-7933
       http://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-7933
[ 13 ] CVE-2016-7934
       http://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-7934
[ 14 ] CVE-2016-7935
       http://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-7935
[ 15 ] CVE-2016-7936
       http://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-7936
[ 16 ] CVE-2016-7937
       http://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-7937
[ 17 ] CVE-2016-7938
       http://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-7938
[ 18 ] CVE-2016-7939
       http://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-7939
[ 19 ] CVE-2016-7940
       http://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-7940
[ 20 ] CVE-2016-7973
       http://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-7973
[ 21 ] CVE-2016-7974
       http://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-7974
[ 22 ] CVE-2016-7975
       http://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-7975
[ 23 ] CVE-2016-7983
       http://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-7983
[ 24 ] CVE-2016-7984
       http://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-7984
[ 25 ] CVE-2016-7985
       http://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-7985
[ 26 ] CVE-2016-7986
       http://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-7986
[ 27 ] CVE-2016-7992
       http://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-7992
[ 28 ] CVE-2016-7993
       http://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-7993
[ 29 ] CVE-2016-8574
       http://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-8574
[ 30 ] CVE-2016-8575
       http://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-8575
[ 31 ] CVE-2017-5202
       http://nvd.nist.gov/nvd.cfm?cvename=CVE-2017-5202
[ 32 ] CVE-2017-5203
       http://nvd.nist.gov/nvd.cfm?cvename=CVE-2017-5203
[ 33 ] CVE-2017-5204
       http://nvd.nist.gov/nvd.cfm?cvename=CVE-2017-5204
[ 34 ] CVE-2017-5205
       http://nvd.nist.gov/nvd.cfm?cvename=CVE-2017-5205
[ 35 ] CVE-2017-5341
       http://nvd.nist.gov/nvd.cfm?cvename=CVE-2017-5341
[ 36 ] CVE-2017-5342
       http://nvd.nist.gov/nvd.cfm?cvename=CVE-2017-5342
[ 37 ] CVE-2017-5482
       http://nvd.nist.gov/nvd.cfm?cvename=CVE-2017-5482
[ 38 ] CVE-2017-5483
       http://nvd.nist.gov/nvd.cfm?cvename=CVE-2017-5483
[ 39 ] CVE-2017-5484
       http://nvd.nist.gov/nvd.cfm?cvename=CVE-2017-5484
[ 40 ] CVE-2017-5485
       http://nvd.nist.gov/nvd.cfm?cvename=CVE-2017-5485
[ 41 ] CVE-2017-5486
       http://nvd.nist.gov/nvd.cfm?cvename=CVE-2017-5486

Availability
===========
This GLSA and any updates to it are available for viewing at
the Gentoo Security Website:

 https://security.gentoo.org/glsa/201702-30

Concerns?
========
Security is a primary focus of Gentoo Linux and ensuring the
confidentiality and security of our users' machines is of utmost
importance to us. Any security concerns should be addressed to
security@gentoo.org or alternatively, you may file a bug at
https://bugs.gentoo.org.

License
======
Copyright 2017 Gentoo Foundation, Inc; referenced text
belongs to its owner(s).

The contents of this document are licensed under the
Creative Commons - Attribution / Share Alike license.

https://creativecommons.org/licenses/by-sa/2.5/