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Gentoo Linux Security Advisory 201507-22

Gentoo Linux Security Advisory 201507-22
Posted Jul 23, 2015
Authored by Gentoo | Site security.gentoo.org

Gentoo Linux Security Advisory 201507-22 - A heap-based buffer overflow in e2fsprogs could result in execution of arbitrary code. Versions less than 1.42.13 are affected.

tags | advisory, overflow, arbitrary
systems | linux, gentoo
advisories | CVE-2015-1572
SHA-256 | ddc8103bc71b08b45094bb3fe6afa051609d7d51323034812601d3b47eae2d13

Gentoo Linux Security Advisory 201507-22

Change Mirror Download
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Gentoo Linux Security Advisory GLSA 201507-22
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https://security.gentoo.org/
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Severity: Normal
Title: e2fsprogs: Arbitrary code execution
Date: July 23, 2015
Bugs: #540536
ID: 201507-22

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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
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