Home / mailings

PDF

[gentoo-announce] [ GLSA 201507-22 ] e2fsprogs: Arbitrary code execution

Posted on 23 July 2015
Gentoo-announce

This is an OpenPGP/MIME signed message (RFC 4880 and 3156)
--ucRPhpsQJTBesRPFrCR1S1BN0mMsxrabi
Content-Type: text/plain; charset=utf-8
Content-Transfer-Encoding: quoted-printable

- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
Gentoo Linux Security Advisory GLSA 201507-22
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
https://security.gentoo.org/
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -

Severity: Normal
Title: e2fsprogs: Arbitrary code execution
Date: July 23, 2015
Bugs: #540536
ID: 201507-22

- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -

Synopsis
========
A heap-based buffer overflow in e2fsprogs could result in execution of
arbitrary code.

Background
==========
e2fsprogs is a set of utilities for maintaining the ext2, ext3 and ext4
file systems.

Affected packages
=================
-------------------------------------------------------------------
Package / Vulnerable / Unaffected
-------------------------------------------------------------------
1 sys-fs/e2fsprogs < 1.42.13 >= 1.42.13

Description
===========
e2fsprogs has a heap-based buffer overflow in closefs.c in the
libext2fs library.

Impact
======
A local attacker could execute arbitrary code via a specially crafted
block group descriptor.

Workaround
==========
There is no known workaround at this time.

Resolution
==========
All e2fsprogs users should upgrade to the latest version:

# emerge --sync
# emerge --ask --oneshot --verbose ">=sys-fs/e2fsprogs-1.42.13"

References
==========
[ 1 ] CVE-2015-1572
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2015-1572

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

https://security.gentoo.org/glsa/201507-22

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 2015 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



--ucRPhpsQJTBesRPFrCR1S1BN0mMsxrabi
Content-Type: application/pgp-signature; name="signature.asc"
Content-Description: OpenPGP digital signature
Content-Disposition: attachment; filename="signature.asc"

 

TOP