ports/124917: [patch] security/vuxml add vulnerabilities for freetype2 < 2.3.6
Nick Barkas
snb at threerings.net
Tue Jun 24 01:10:02 UTC 2008
>Number: 124917
>Category: ports
>Synopsis: [patch] security/vuxml add vulnerabilities for freetype2 < 2.3.6
>Confidential: no
>Severity: non-critical
>Priority: low
>Responsible: freebsd-ports-bugs
>State: open
>Quarter:
>Keywords:
>Date-Required:
>Class: update
>Submitter-Id: current-users
>Arrival-Date: Tue Jun 24 01:10:01 UTC 2008
>Closed-Date:
>Last-Modified:
>Originator: Nick Barkas
>Release: FreeBSD 6.3-RELEASE-p2 i386
>Organization:
Three Rings Design
>Environment:
System: FreeBSD mail1.earth.threerings.net 6.3-RELEASE-p2 FreeBSD 6.3-RELEASE-p2 #3: Sat May 31 19:44:03 PDT 2008 root at mail1.earth.threerings.net:/usr/obj/usr/src/sys/SMP i386
>Description:
FreeType below 2.3.6 has multiple vulnerabilities. This patch adds a VuXML entry
to document those.
>How-To-Repeat:
>Fix:
--- vuxml.patch begins here ---
--- vuln.xml.orig 2008-06-22 14:08:08.000000000 -0700
+++ vuln.xml 2008-06-23 18:02:59.000000000 -0700
@@ -34,6 +34,58 @@
-->
<vuxml xmlns="http://www.vuxml.org/apps/vuxml-1">
+ <vuln vid="8ae3e5bb-4186-11dd-8a7c-00304835b4b2">
+ <topic>FreeType 2 -- Multiple Vulnerabilities</topic>
+ <affects>
+ <package>
+ <name>freetype2</name>
+ <range><lt>2.3.6</lt></range>
+ </package>
+ </affects>
+ <description>
+ <body xmlns="http://www.w3.org/1999/xhtml">
+ <blockquote cite="http://secunia.com/advisories/30600">
+ <ul>
+ <li>An integer overflow error exists in the processing of PFB font
+ files. This can be exploited to cause a heap-based buffer overflow
+ via a PFB file containing a specially crafted "Private" dictionary
+ table.</li>
+ <li>An error in the processing of PFB font files can be exploited to
+ trigger the "free()" of memory areas that are not allocated on the
+ heap.</li>
+ <li>An off-by-one error exists in the processing of PFB font files.
+ This can be exploited to cause a one-byte heap-based buffer
+ overflow via a specially crafted PFB file.</li>
+ <li>An off-by-one error exists in the implementation of the "SHC"
+ instruction while processing TTF files. This can be exploited to
+ cause a one-byte heap-based buffer overflow via a specially
+ crafted TTF file.</li>
+ </ul>
+ <p>Successful exploitation of the vulnerabilities may allow execution
+ of arbitrary code.</p>
+ </blockquote>
+ </body>
+ </description>
+ <references>
+ <bid>29637</bid>
+ <bid>29639</bid>
+ <bid>29640</bid>
+ <bid>29641</bid>
+ <cvename>CVE-2008-1806</cvename>
+ <cvename>CVE-2008-1807</cvename>
+ <cvename>CVE-2008-1808</cvename>
+ <url>http://secunia.com/advisories/30600</url>
+ <url>http://sourceforge.net/project/shownotes.php?release_id=605780</url>
+ <url>http://labs.idefense.com/intelligence/vulnerabilities/display.php?id=715</url>
+ <url>http://labs.idefense.com/intelligence/vulnerabilities/display.php?id=716</url>
+ <url>http://labs.idefense.com/intelligence/vulnerabilities/display.php?id=717</url>
+ </references>
+ <dates>
+ <discovery>2008-06-10</discovery>
+ <entry>2008-06-23</entry>
+ </dates>
+ </vuln>
+
<vuln vid="ee6fa2bd-406a-11dd-936a-0015af872849">
<topic>php -- input validation error in posix_access function</topic>
<affects>
--- vuxml.patch ends here ---
>Release-Note:
>Audit-Trail:
>Unformatted:
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