Gentoo GLSA-202301-12: Moderate Severity Python Memory Corruption Issue
gentoo
January 23, 2017
A buffer overflow in Lua might allow context-dependent attackers to execute arbitrary code.
Summary
A buffer overflow was discovered in the vararg functions in ldo.c in Lua.
Topics Covered
Resolution
All Lua users should upgrade to the latest version:
# emerge --sync
# emerge --ask --oneshot --verbose ">=dev-lang/lua-5.1.5-r4"
References
[ 1 ] CVE-2014-5461 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2014-5461
Availability
This GLSA and any updates to it are available for viewing at
the Gentoo Security Website:
https://security.gentoo.org/glsa/201701-53
style>.gentoo_availability{display:block;}
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.
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Severity: Normal
Title: Lua: Buffer overflow
Date: January 23, 2017
Bugs: #520480
ID: 201701-53
Topics Covered
Background
Lua is a powerful, efficient, lightweight, embeddable scripting
language. It supports procedural programming, object-oriented
programming, functional programming, data-driven programming, and data
description.
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Affected Packages
-------------------------------------------------------------------
Package / Vulnerable / Unaffected
-------------------------------------------------------------------
1 dev-lang/lua < 5.1.5-r4 >= 5.1.5-r4
Impact
=====
Context-dependent could cause a Denial of Service condition or execute
arbitrary code.
Workaround
There is no known workaround at this time.
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