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RedHat: Important: xpdf security update Print E-mail
User Rating:      How can I rate this item?
Posted by Benjamin D. Thomas   
RedHat Linux Updated xpdf packages that fix several security issues are now available for Red Hat Enterprise Linux 2.1. A flaw was found in the t1lib library, used in the handling of Type 1 fonts. An attacker could create a malicious file that would cause Xpdf to crash, or potentially execute arbitrary code when opened. This update has been rated as having important security impact by the Red Hat Security Response Team.
- ---------------------------------------------------------------------
                   Red Hat Security Advisory

Synopsis:          Important: xpdf security update
Advisory ID:       RHSA-2007:1031-01
Advisory URL:      https://rhn.redhat.com/errata/RHSA-2007-1031.html
Issue date:        2007-11-07
Updated on:        2007-11-07
Product:           Red Hat Enterprise Linux
CVE Names:         CVE-2007-4033 CVE-2007-5393 
- ---------------------------------------------------------------------

1. Summary:

Updated xpdf packages that fix several security issues are now available
for Red Hat Enterprise Linux 2.1.

This update has been rated as having important security impact by the Red
Hat Security Response Team.

2. Relevant releases/architectures:

Red Hat Enterprise Linux AS (Advanced Server) version 2.1  - i386, ia64
Red Hat Linux Advanced Workstation 2.1 - ia64
Red Hat Enterprise Linux ES version 2.1 - i386
Red Hat Enterprise Linux WS version 2.1 - i386

3. Problem description:

Xpdf is an X Window System-based viewer for Portable Document Format (PDF)
files.

Alin Rad Pop discovered a flaw in the handling of PDF files. An attacker
could create a malicious PDF file that would cause Xpdf to crash, or
potentially execute arbitrary code when opened. (CVE-2007-5393)

A flaw was found in the t1lib library, used in the handling of Type 1
fonts. An attacker could create a malicious file that would cause Xpdf
to crash, or potentially execute arbitrary code when opened.
(CVE-2007-4033)

Users are advised to upgrade to these updated packages, which contain
backported patches to resolve these issues.

4. Solution:

Before applying this update, make sure that all previously-released
errata relevant to your system have been applied.

This update is available via Red Hat Network. Details on how to use
the Red Hat Network to apply this update are available at
http://kbase.redhat.com/faq/FAQ_58_10188

5. Bug IDs fixed (http://bugzilla.redhat.com/):

345121 - CVE-2007-5393 xpdf buffer overflow in CCITTFaxStream::lookChar()
352271 - CVE-2007-4033 t1lib font filename string overflow

6. RPMs required:

Red Hat Enterprise Linux AS (Advanced Server) version 2.1 :

SRPMS:
ftp://updates.redhat.com/enterprise/2.1AS/en/os/SRPMS/xpdf-0.92-19.el2.src.rpm
15931b43879524a489914cdf00604fe6  xpdf-0.92-19.el2.src.rpm

i386:
8b01cb72b04c342e71b4f6b62f511772  xpdf-0.92-19.el2.i386.rpm

ia64:
c49e98625b82429e75d6e1c19ebfc55f  xpdf-0.92-19.el2.ia64.rpm

Red Hat Linux Advanced Workstation 2.1:

SRPMS:
ftp://updates.redhat.com/enterprise/2.1AW/en/os/SRPMS/xpdf-0.92-19.el2.src.rpm
15931b43879524a489914cdf00604fe6  xpdf-0.92-19.el2.src.rpm

ia64:
c49e98625b82429e75d6e1c19ebfc55f  xpdf-0.92-19.el2.ia64.rpm

Red Hat Enterprise Linux ES version 2.1:

SRPMS:
ftp://updates.redhat.com/enterprise/2.1ES/en/os/SRPMS/xpdf-0.92-19.el2.src.rpm
15931b43879524a489914cdf00604fe6  xpdf-0.92-19.el2.src.rpm

i386:
8b01cb72b04c342e71b4f6b62f511772  xpdf-0.92-19.el2.i386.rpm

Red Hat Enterprise Linux WS version 2.1:

SRPMS:
ftp://updates.redhat.com/enterprise/2.1WS/en/os/SRPMS/xpdf-0.92-19.el2.src.rpm
15931b43879524a489914cdf00604fe6  xpdf-0.92-19.el2.src.rpm

i386:
8b01cb72b04c342e71b4f6b62f511772  xpdf-0.92-19.el2.i386.rpm

These packages are GPG signed by Red Hat for security.  Our key and 
details on how to verify the signature are available from
https://www.redhat.com/security/team/key/#package

7. References:

http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2007-4033
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2007-5393
http://www.redhat.com/security/updates/classification/#important

8. Contact:

The Red Hat security contact is .  More contact
details at https://www.redhat.com/security/team/contact/

Copyright 2007 Red Hat, Inc.
 
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