[ GLSA 202007-45 ] NTFS-3G: Remote code execution, possible privilege escalation

Sam James <[email protected]> Mon, 27 Jul 2020 02:00:18 +0100
Newsgroups	gmane.linux.gentoo.announce
Message-ID	<[email protected]>
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Gentoo Linux Security Advisory                           GLSA 202007-45
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                                           https://security.gentoo.org/
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 Severity: High
    Title: NTFS-3G: Remote code execution, possible privilege escalation
     Date: July 27, 2020
     Bugs: #717640
       ID: 202007-45

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Synopsis
========

A buffer overflow in NTFS-3g might allow local or remote attacker(s) to
execute arbitrary code, or escalate privileges.

Background
==========

NTFS-3G is a stable, full-featured, read-write NTFS driver for various
operating systems.

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

    -------------------------------------------------------------------
     Package              /     Vulnerable     /            Unaffected
    -------------------------------------------------------------------
  1  sys-fs/ntfs3g             < 2017.3.23-r3         >= 2017.3.23-r3

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

An integer underflow issue exists in NTFS-3G which may cause a heap
buffer overflow with crafted input.

Impact
======

A remote attacker may be able to execute arbitrary code while a local
attacker may be able to escalate privileges.

Workaround
==========

There is no known workaround at this time.

Resolution
==========

All NTFS-3G users should upgrade to the latest version:

  # emerge --sync
  # emerge --ask --oneshot --verbose ">=sys-fs/ntfs3g-2017.3.23-r3"

References
==========

[ 1 ] CVE-2019-9755
      https://nvd.nist.gov/vuln/detail/CVE-2019-9755

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

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

 https://security.gentoo.org/glsa/202007-45

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
[email protected] 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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