[manjaro-security] [arch-security] [ASA-201711-26] lib32-icu: arbitrary code execution

[Morten Linderud]

Arch Linux Security Advisory ASA-201711-26
==========================================

Severity: Critical
Date    : 2017-11-20
CVE-ID  : CVE-2017-14952
Package : lib32-icu
Type    : arbitrary code execution
Remote  : Yes
Link    : https://security.archlinux.org/AVG-507

Summary
=======

The package lib32-icu before version 60.1-1 is vulnerable to arbitrary
code execution.

Resolution
==========

Upgrade to 60.1-1.

# pacman -Syu "lib32-icu>=60.1-1"

The problem has been fixed upstream in version 60.1.

Workaround
==========

None.

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

Double free in i18n/zonemeta.cpp in International Components for
Unicode (ICU) for C/C++ through 59.1 allows remote attackers to execute
arbitrary code via a crafted string, aka a "redundant UVector entry
clean up function call" issue.

Impact
======

A remote attacker is able to execute arbitrary code on the affected
host via a specially crafted string.

References
==========

http://bugs.icu-project.org/trac/changeset/40324/trunk/icu4c/source/i18n/zonemeta.cpp
http://www.sourcebrella.com/blog/double-free-vulnerability-international-components-unicode-icu/
https://security.archlinux.org/CVE-2017-14952
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