Sigurnosni nedostatak programskog paketa LXC

– – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – –
Gentoo Linux Security Advisory GLSA 201711-09
– – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – –
https://security.gentoo.org/
– – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – –

Severity: Normal
Title: LXC: Remote security bypass
Date: November 11, 2017
Bugs: #636386
ID: 201711-09

– – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – –

Synopsis
========

A vulnerability in LXC may lead to an unauthorized security bypass.

Background
==========

LinuX Containers userspace utilities

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

——————————————————————-
Package / Vulnerable / Unaffected
——————————————————————-
1 app-emulation/lxc < 2.0.7 >= 2.0.7

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

Previous versions of lxc-attach ran a shell or the specified command
without allocating a pseudo terminal making it vulnerable to input
faking via a TIOCSTI ioctl call.

Impact
======

Remote attackers can escape the container and perform unauthorized
modifications.

Workaround
==========

There is no know workaround at this time.

Resolution
==========

All LXC users should upgrade to the latest version:

# emerge –sync
# emerge –ask –oneshot –verbose “>=app-emulation/lxc-2.0.7”

References
==========

[ 1 ] CVE-2016-10124
https://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-10124

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

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

https://security.gentoo.org/glsa/201711-09

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
=======
<!DOCTYPE HTML PUBLIC “-//W3C//DTD HTML 4.0//EN” “http://www.w3.org/TR/REC-html40/strict.dtd”>
<html><head><meta name=”qrichtext” content=”1″ /><style type=”text/css”>
p, li { white-space: pre-wrap; }
</style></head><body style=” font-family:’Noto Sans’; font-size:10pt; font-weight:400; font-style:normal;”>
- – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – -
Gentoo Linux Security Advisory GLSA 201711-09
- – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – -
 https://security.gentoo.org/
- – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – -
 
 Severity: Normal
 Title: LXC: Remote security bypass
 Date: November 11, 2017
 Bugs: #636386
 ID: 201711-09
 
- – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – -
 
Synopsis
========
 
A vulnerability in LXC may lead to an unauthorized security bypass.
 
Background
==========
 
LinuX Containers userspace utilities 
 
Affected packages
=================
 
 ——————————————————————-
 Package / Vulnerable / Unaffected
 ——————————————————————-
 1 app-emulation/lxc < 2.0.7 >= 2.0.7 
 
Description
===========
 
Previous versions of lxc-attach ran a shell or the specified command
without allocating a pseudo terminal making it vulnerable to input
faking via a TIOCSTI ioctl call.
 
Impact
======
 
Remote attackers can escape the container and perform unauthorized
modifications.
 
Workaround
==========
 
There is no know workaround at this time.
 
Resolution
==========
 
All LXC users should upgrade to the latest version:
 
 # emerge –sync
 # emerge –ask –oneshot –verbose ">=app-emulation/lxc-2.0.7"
 
References
==========
 
[ 1 ] CVE-2016-10124
 https://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-10124
 
Availability
============
 
This GLSA and any updates to it are available for viewing at
the Gentoo Security Website:
 
 https://security.gentoo.org/glsa/201711-09
 
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.
 
http://creativecommons.org/licenses/by-sa/2.5</body></html>—–BEGIN PGP SIGNATURE—–

iQEzBAABCAAdFiEEiDRK3jyVBE/RkymqpRQw84X1dt0FAloHEz8ACgkQpRQw84X1
dt3QCgf+LTlmW8LpXPXz4P1qpbccnDYvpHXQejSfiwJMj68HgeBg6shYBL/utpTs
wVgFF7j+TdvI+9OfgFq1FSIK0qxLJZh4p/IpEGdopwVstMyE2qTAC2VwmNPspA/l
/NMqp4I8BRAqkUttJ4K9TfBPVwrVs/2IURC/EjIp0t64k0L2W+PFgVmkQJHZYHH9
BGjBJhtmdUCpuZFK4h0GLUvNp6oo2DeEHPfYD8jqlOIoGbc+3uWsXogC+oKitOP2
jqCnP2/2yHs0fpkBxLgMKNaFjW4OltDEnKuTmiiAE9kg4Y58/Lfbi4rvWhrZCsIv
GXDPVmkCxiWfThyS473AGz0GsOie8w==
=/wh5
—–END PGP SIGNATURE—–

Sigurnosni nedostatak programskog paketa LXC

Archives

More in Preporuke

Sigurnosni nedostatak programskog paketa rh-eclipse47-jackson-databind