– – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – –
Gentoo Linux Security Advisory GLSA 201412-48
– – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – –
http://security.gentoo.org/
– – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – –
Severity: Normal
Title: file: Denial of Service
Date: December 27, 2014
Bugs: #532686
ID: 201412-48
– – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – –
Synopsis
========
A vulnerability in file could allow a context-dependent attack to
create a Denial of Service condition.
Background
==========
The file utility attempts to identify a file’s format by scanning
binary data for patterns.
Affected packages
=================
——————————————————————-
Package / Vulnerable / Unaffected
——————————————————————-
1 sys-apps/file < 5.21 >= 5.21
Description
===========
An issue with the ELF parser used by the file utility can cause a
resource consumption when reading a specially-crafted ELF binary.
Impact
======
A context-dependent attacker may be able to cause Denial of Service.
Workaround
==========
There is no known workaround at this time.
Resolution
==========
All file users should upgrade to the latest version:
# emerge –sync
# emerge –ask –oneshot –verbose “>=sys-apps/file-5.21”
References
==========
[ 1 ] CVE-2014-8117
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2014-8117
Availability
============
This GLSA and any updates to it are available for viewing at
the Gentoo Security Website:
http://security.gentoo.org/glsa/glsa-201412-48.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
—–BEGIN PGP SIGNATURE—–
Version: GnuPG v2
iJwEAQECAAYFAlSelCwACgkQG9wOWsQutdZAgAQAncpKYK5jf5ScPt5Z0AYLMj/8
lCq4q0ra82i7SonA2ZJ2mABqJ+9j50M3tGASFpwisp7lSeCdt0vEbOVXFXW+P+TA
i09X4R8qHyi4KUYtEYqq5YFc3/3mnoq7/JaOxcu2aa0A0LMTU9L6Mmo/GiRoNg+H
m0o6cqyhtseTAqQOb6M=
=MS9Z
—–END PGP SIGNATURE—–
