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Gentoo Linux Security Advisory 201805-02

Gentoo Linux Security Advisory 201805-02
Posted May 3, 2018
Authored by Gentoo | Site security.gentoo.org

Gentoo Linux Security Advisory 201805-2 - A buffer overflow in Python might allow remote attackers to execute arbitrary code. Versions less than 2.7.14:2.7 are affected.

tags | advisory, remote, overflow, arbitrary, python
systems | linux, gentoo
advisories | CVE-2017-1000158
MD5 | d7751fe44f3e06a91458c77c8e139509

Gentoo Linux Security Advisory 201805-02

Change Mirror Download

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Gentoo Linux Security Advisory GLSA 201805-02
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https://security.gentoo.org/
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Severity: Normal
Title: Python: Buffer overflow
Date: May 02, 2018
Bugs: #637938
ID: 201805-02

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Synopsis
========

A buffer overflow in Python might allow remote attackers to execute
arbitrary code.

Background
==========

Python is an interpreted, interactive, object-oriented programming
language.

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

-------------------------------------------------------------------
Package / Vulnerable / Unaffected
-------------------------------------------------------------------
1 dev-lang/python < 2.7.14:2.7 >= 2.7.14:2.7

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

A buffer overflow was discovered in Python's PyString_DecodeEscape
function in stringobject.c.

Impact
======

Remote attackers, by enticing a user to process a specially crafted
file, could execute arbitrary code.

Workaround
==========

There is no known workaround at this time.

Resolution
==========

All Python 2 users should upgrade to the latest version:

# emerge --sync
# emerge --ask --oneshot --verbose ">=dev-lang/python-2.7.14:2.7"

References
==========

[ 1 ] CVE-2017-1000158
https://nvd.nist.gov/vuln/detail/CVE-2017-1000158

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

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

https://security.gentoo.org/glsa/201805-02

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 2018 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.

https://creativecommons.org/licenses/by-sa/2.5

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