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Sicherheit: Ausführen beliebiger Kommandos in LibXcursor
Aktuelle Meldungen Distributionen
Name: Ausführen beliebiger Kommandos in LibXcursor
ID: 201801-04
Distribution: Gentoo
Plattformen: Keine Angabe
Datum: Mo, 8. Januar 2018, 07:06
Referenzen: https://nvd.nist.gov/nvd.cfm?cvename=CVE-2017-16612
Applikationen: LibXcursor

Originalnachricht

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Gentoo Linux Security Advisory GLSA 201801-04
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https://security.gentoo.org/
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Severity: Normal
Title: LibXcursor: User-assisted execution of arbitrary code
Date: January 07, 2018
Bugs: #639062
ID: 201801-04

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Synopsis
========

A vulnerability in LibXcursor might allow remote attackers to execute
arbitrary code.

Background
==========

X.Org X11 libXcursor runtime library.

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

-------------------------------------------------------------------
Package / Vulnerable / Unaffected
-------------------------------------------------------------------
1 x11-libs/libXcursor < 1.1.15 >= 1.1.15

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

It was discovered that libXcursor is prone to several heap overflows
when parsing malicious files.

Impact
======

A remote attacker, by enticing a user to process a specially crafted
cursor file, could possibly execute arbitrary code with the privileges
of the process or cause a Denial of Service condition.

Workaround
==========

There is no known workaround at this time.

Resolution
==========

All LibXcursor users should upgrade to the latest version:

# emerge --sync
# emerge --ask --oneshot --verbose ">=x11-libs/libXcursor-1.1.15"

References
==========

[ 1 ] CVE-2017-16612
https://nvd.nist.gov/nvd.cfm?cvename=CVE-2017-16612

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

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

https://security.gentoo.org/glsa/201801-04

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
=======

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