Gentoo Linux Security Advisory 202003-58 ≈ Packet Storm


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Gentoo Linux Security Advisory GLSA 202003-58
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https://security.gentoo.org/
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Severity: Normal
Title: UnZip: User-assisted execution of arbitrary code
Date: March 26, 2020
Bugs: #647008, #691566
ID: 202003-58

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Synopsis
========

Multiple vulnerabilities have been found in UnZip, the worst of which
could result in the execution of arbitrary code.

Background
==========

Info-ZIP’s UnZip is a tool to list and extract files inside PKZIP
compressed files.

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

——————————————————————-
Package / Vulnerable / Unaffected
——————————————————————-
1 app-arch/unzip < 6.0_p25 >= 6.0_p25

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

Multiple vulnerabilities have been discovered in UnZip. Please review
the CVE identifiers referenced below for details.

Impact
======

A remote attacker could entice a user to open a specially crafted ZIP
archive using UnZip, possibly resulting in execution of arbitrary code
with the privileges of the process or a Denial of Service condition.

Workaround
==========

There is no known workaround at this time.

Resolution
==========

All UnZip users should upgrade to the latest version:

# emerge –sync
# emerge –ask –oneshot –verbose « >=app-arch/unzip-6.0_p25 »

References
==========

[ 1 ] CVE-2018-1000035
https://nvd.nist.gov/vuln/detail/CVE-2018-1000035
[ 2 ] CVE-2019-13232
https://nvd.nist.gov/vuln/detail/CVE-2019-13232

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

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

https://security.gentoo.org/glsa/202003-58

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 2020 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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