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pdftohtml: Vulnerabilities in included Xpdf

Content:

1.  Gentoo Linux Security Advisory

Version Information

Advisory Reference GLSA 200411-30 / pdftohtml
Release Date November 23, 2004
Latest Revision November 23, 2004: 01
Impact normal
Exploitable remote
Package Vulnerable versions Unaffected versions Architecture(s)
app-text/pdftohtml <= 0.36 >= 0.36-r1 All supported architectures

Related bugreports: #69019

Synopsis

pdftohtml includes vulnerable Xpdf code to handle PDF files, making it vulnerable to execution of arbitrary code upon converting a malicious PDF file.

2.  Impact Information

Background

pdftohtml is a utility to convert PDF files to HTML or XML formats. It makes use of Xpdf code to decode PDF files.

Description

Xpdf is vulnerable to multiple integer overflows, as described in GLSA 200410-20.

Impact

An attacker could entice a user to convert a specially-crafted PDF file, potentially resulting in execution of arbitrary code with the rights of the user running pdftohtml.

3.  Resolution Information

Workaround

There is no known workaround at this time.

Resolution

All pdftohtml users should upgrade to the latest version:

Code Listing 3.1: Resolution

# emerge --sync
# emerge --ask --oneshot --verbose ">=app-text/pdftohtml-0.36-r1"

4.  References



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Page updated November 23, 2004

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