CVE-2008-0006: Buffer Overflow

Published Jan 8, 2008
·
Updated

Buffer overflow in (1) X.Org Xserver before 1.4.1, and (2) the libfont and libXfont libraries on some platforms including Sun Solaris, allows context-dependent attackers to execute arbitrary code via a PCF font with a large difference between the last col and first col values in the PCFBDFENCODINGS table.

Other sources

Takuya Shiozaki of CodeBlog discovered a heap based buffer overflow flaw in X.org's PCF font handler.

This flaw is being tracked as VU#203220 by CERT.

Red Hat

Affected Software

4 affected componentsFixes available
redhat/1.3.1<2.
2.
X.Org Xserver<=1.4
Sun Solaris Libxfont
Sun Solaris Libfont

Event History

Jan 18, 2008
CVE Published
via MITRE·10:00 PM
Data Sourced
via MITRE·10:00 PM
Description

Frequently Asked Questions

1

What is the severity of CVE-2008-0006?

CVE-2008-0006 has a high severity rating due to the potential for arbitrary code execution from a buffer overflow.

2

How do I fix CVE-2008-0006?

To fix CVE-2008-0006, update the X.Org Xserver and the affected libfont and libXfont libraries to their latest stable versions.

3

What systems are affected by CVE-2008-0006?

CVE-2008-0006 affects systems running X.Org Xserver versions before 1.4.1, and certain versions of libfont and libXfont on platforms like Sun Solaris.

4

What type of attack can be executed using CVE-2008-0006?

CVE-2008-0006 allows context-dependent attackers to execute arbitrary code by exploiting a buffer overflow through specially crafted PCF fonts.

5

Is CVE-2008-0006 still a concern in modern systems?

CVE-2008-0006 is less of a concern in modern systems that have applied necessary updates, but it remains important to ensure all software is current.

Contact

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