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gentooGentoo FoundationGLSA-201701-53
HistoryJan 23, 2017 - 12:00 a.m.

Lua: Buffer overflow

2017-01-2300:00:00
Gentoo Foundation
security.gentoo.org
54

CVSS2

5

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:N/AC:L/Au:N/C:N/I:N/A:P

EPSS

0.003

Percentile

69.9%

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.

Description

A buffer overflow was discovered in the vararg functions in ldo.c in Lua.

Impact

Context-dependent could cause a Denial of Service condition or execute arbitrary code.

Workaround

There is no known workaround at this time.

Resolution

All Lua users should upgrade to the latest version:

 # emerge --sync
 # emerge --ask --oneshot --verbose ">=dev-lang/lua-5.1.5-r4"
OSVersionArchitecturePackageVersionFilename
Gentooanyalldev-lang/lua< 5.1.5-r4UNKNOWN

CVSS2

5

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:N/AC:L/Au:N/C:N/I:N/A:P

EPSS

0.003

Percentile

69.9%