[manjaro-security] [arch-security] [ASA-201601-8] libxslt: denial of service

[Levente Polyak]

Arch Linux Security Advisory ASA-201601-8
=========================================

Severity: Medium
Date    : 2016-01-13
CVE-ID  : CVE-2015-7995
Package : libxslt
Type    : denial of service
Remote  : Yes
Link    : https://wiki.archlinux.org/index.php/CVE

Summary
=======

The package libxslt before version 1.1.28-4 is vulnerable to denial of
service.

Resolution
==========

Upgrade to 1.1.28-4.

# pacman -Syu "libxslt>=1.1.28-4"

The problem has been fixed upstream but no release is available yet.

Workaround
==========

None.

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

A type confusion vulnerability was discovered in the
xsltStylePreCompute() function of libxslt. A remote attacker could
possibly exploit this flaw to cause an application using libxslt to
crash by tricking the application into processing a specially crafted
XSLT document.

Impact
======

A remote attacker is able to create a specially crafted XSLT document
that, when processed, is leading to an application crash resulting in
denial of service.

References
==========

https://access.redhat.com/security/cve/CVE-2015-7995
https://git.gnome.org/browse/libxslt/commit/?id=7ca19df89
https://bugzilla.redhat.com/show_bug.cgi?id=1257962
https://bugs.archlinux.org/task/47681

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