[manjaro-security] [ASA-201804-9] xfig: information disclosure

[Jelle van der Waa]

Arch Linux Security Advisory ASA-201804-9
=========================================

Severity: Medium
Date    : 2018-04-19
CVE-ID  : CVE-2017-16899
Package : xfig
Type    : information disclosure
Remote  : Yes
Link    : https://security.archlinux.org/AVG-513

Summary
=======

The package xfig before version 3.2.7-1 is vulnerable to information
disclosure.

Resolution
==========

Upgrade to 3.2.7-1.

# pacman -Syu "xfig>=3.2.7-1"

The problem has been fixed upstream in version 3.2.7.

Workaround
==========

None.

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

An array index error in the fig2dev program in Xfig 3.2.6a allows
remote attackers to cause a denial-of-service attack or information
disclosure with a maliciously crafted Fig format file, related to a
negative font value in dev/gentikz.c, and the read_textobject functions
in read.c and read1_3.c.

Impact
======

A remote attacker is able to crash the application or possibly disclose
sensitive information on the affected host.

References
==========

https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=881143
https://security.archlinux.org/CVE-2017-16899
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