* [gentoo-announce] [ GLSA 201409-09 ] Bash: Code Injection
@ 2014-09-24 22:43 99% Alex Legler
0 siblings, 0 replies; 1+ results
From: Alex Legler @ 2014-09-24 22:43 UTC (permalink / raw
To: gentoo-announce
[-- Attachment #1: Type: text/plain, Size: 3360 bytes --]
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
Gentoo Linux Security Advisory GLSA 201409-09
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
http://security.gentoo.org/
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
Severity: High
Title: Bash: Code Injection
Date: September 24, 2014
Bugs: #523592
ID: 201409-09
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
Synopsis
========
A parsing flaw related to functions and environments in Bash could
allow attackers to inject code.
Background
==========
Bash is the standard GNU Bourne Again SHell.
Affected packages
=================
-------------------------------------------------------------------
Package / Vulnerable / Unaffected
-------------------------------------------------------------------
1 app-shells/bash < 4.2_p48 *>= 3.1_p18
*>= 3.2_p52
*>= 4.0_p39
*>= 4.1_p12
>= 4.2_p48
Description
===========
Stephane Chazelas reported that Bash incorrectly handles function
definitions, allowing attackers to inject arbitrary code.
Impact
======
A remote attacker could exploit this vulnerability to execute arbitrary
commands even in restricted environments.
Workaround
==========
There is no known workaround at this time.
Resolution
==========
All Bash 3.1 users should upgrade to the latest version:
# emerge --sync
# emerge --ask --oneshot --verbose ">=app-shells/bash-3.1_p18"
All Bash 3.2 users should upgrade to the latest version:
# emerge --sync
# emerge --ask --oneshot --verbose ">=app-shells/bash-3.2_p52"
All Bash 4.0 users should upgrade to the latest version:
# emerge --sync
# emerge --ask --oneshot --verbose ">=app-shells/bash-4.0_p39"
All Bash 4.1 users should upgrade to the latest version:
# emerge --sync
# emerge --ask --oneshot --verbose ">=app-shells/bash-4.1_p12"
All Bash 4.2 users should upgrade to the latest version:
# emerge --sync
# emerge --ask --oneshot --verbose ">=app-shells/bash-4.2_p48"
References
==========
[ 1 ] CVE-2014-6271
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2014-6271
Availability
============
This GLSA and any updates to it are available for viewing at
the Gentoo Security Website:
http://security.gentoo.org/glsa/glsa-201409-09.xml
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 2014 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
[-- Attachment #2: OpenPGP digital signature --]
[-- Type: application/pgp-signature, Size: 841 bytes --]
^ permalink raw reply [relevance 99%]
Results 1-1 of 1 | reverse | options above
-- pct% links below jump to the message on this page, permalinks otherwise --
2014-09-24 22:43 99% [gentoo-announce] [ GLSA 201409-09 ] Bash: Code Injection Alex Legler
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox