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Sigurnosni nedostatak programskog paketa BlueZ

  • Detalji os-a: WN7
  • Važnost: URG
  • Operativni sustavi: L
  • Kategorije: LGE

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Gentoo Linux Security Advisory GLSA 202003-49
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https://security.gentoo.org/
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Severity: High
Title: BlueZ: Security bypass
Date: March 25, 2020
Bugs: #712292
ID: 202003-49

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Synopsis
========

A vulnerability in BlueZ might allow remote attackers to bypass
security restrictions.

Background
==========

Set of tools to manage Bluetooth devices for Linux.

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

——————————————————————-
Package / Vulnerable / Unaffected
——————————————————————-
1 net-wireless/bluez < 5.54 >= 5.54

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

It was discovered that the HID and HOGP profiles implementations in
BlueZ did not specifically require bonding between the device and the
host.

Impact
======

A remote attacker with adjacent access could impersonate an existing
HID device, cause a Denial of Service condition or escalate privileges.

Workaround
==========

There is no known workaround at this time.

Resolution
==========

All BlueZ users should upgrade to the latest version:

# emerge –sync
# emerge –ask –oneshot –verbose “>=net-wireless/bluez-5.54”

References
==========

[ 1 ] CVE-2020-0556
https://nvd.nist.gov/vuln/detail/CVE-2020-0556

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

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

https://security.gentoo.org/glsa/202003-49

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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AutorToni Vugdelija
Cert idNCERT-REF-2020-03-0001-ADV
CveCERT-CVE-DUMMY
ID izvornikaCERT-ORIGID-DUMMY
ProizvodCERT-DUMMY-PRODUCT
IzvorAdobe
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