PDFlib: Multiple buffer overflows

1. Gentoo Linux Security Advisory

Advisory Reference	GLSA 200803-17 / pdflib
Release Date	March 10, 2008
Latest Revision	March 10, 2008: 01
Impact	normal
Exploitable	remote

Package	Vulnerable versions	Unaffected versions	Architecture(s)
media-libs/pdflib	< 7.0.2_p8	>= 7.0.2_p8	All supported architectures

Related bugreports: #203287

Synopsis

Multiple stack-based buffer overflows have been reported in PDFlib.

2. Impact Information

Background

PDFlib is a library for generating PDF on the fly.

Description

poplix reported multiple boundary errors in the pdc_fsearch_fopen() function when processing overly long filenames.

Impact

A remote attacker could send specially crafted content to a vulnerable application using PDFlib, possibly resulting in the remote execution of arbitrary code with the privileges of the user running the application.

3. Resolution Information

Workaround

There is no known workaround at this time.

Resolution

All PDFlib users should upgrade to the latest version:

Code Listing 3.1: Resolution

# emerge --sync
# emerge --ask --oneshot --verbose ">=media-libs/pdflib-7.0.2_p8"

4. References

CVE-2007-6561

Page updated March 10, 2008

Summary: This is a Gentoo Linux Security Advisory

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