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Gentoo Linux Security Advisory                           GLSA 202009-17
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                                           https://security.gentoo.org/
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 Severity: Normal
    Title: gpsd: Arbitrary code execution
     Date: September 29, 2020
     Bugs: #743766
       ID: 202009-17

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Synopsis
========

A vulnerability in gpsd could allow remote code execution.

Background
==========

gpsd is a GPS daemon and library for USB/serial GPS devices and
GPS/mapping clients.

Affected packages
=================

    -------------------------------------------------------------------
     Package              /     Vulnerable     /            Unaffected
    -------------------------------------------------------------------
  1  sci-geosciences/gpsd          < 3.18                     >= 3.18

Description
===========

A stack-based buffer overflow was discovered in gpsd on port 2947/TCP
or crafted JSON inputs.

Impact
======

A remote attacker 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 gpsd users should upgrade to the latest version:

  # emerge --sync
  # emerge --ask --oneshot --verbose ">=sci-geosciences/gpsd-3.18"

References
==========

[ 1 ] CVE-2018-17937
      https://nvd.nist.gov/vuln/detail/CVE-2018-17937

Availability
============

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

 https://security.gentoo.org/glsa/202009-17

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 2020 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


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