libwpd: Multiple vulnerabilities

1. Gentoo Linux Security Advisory

Advisory Reference	GLSA 200704-07 / libwpd
Release Date	April 06, 2007
Latest Revision	April 06, 2007: 01
Impact	normal
Exploitable	remote

Package	Vulnerable versions	Unaffected versions	Architecture(s)
app-text/libwpd	< 0.8.9	>= 0.8.9	All supported architectures

Related bugreports: #169675

Synopsis

libwpd is vulnerable to several heap overflows and an integer overflow.

2. Impact Information

Background

libwpd is a library used to convert Wordperfect documents into other formats.

Description

libwpd contains heap-based overflows in two functions that convert WordPerfect document tables. In addition, it contains an integer overflow in a text-conversion function.

Impact

An attacker could entice a user to convert a specially crafted WordPerfect file, resulting in a crash or possibly the execution of arbitrary code with the rights of the user running libwpd.

3. Resolution Information

Workaround

There is no known workaround at this time.

Resolution

All libwpd users should upgrade to the latest version:

Code Listing 3.1: Resolution

# emerge --sync
# emerge --ask --oneshot --verbose ">=app-text/libwpd-0.8.9"

4. References

Updated April 06, 2007

Summary: This is a Gentoo Linux Security Advisory

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