CVE-2006-0747

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Summary

CVECVE-2006-0747
StatePUBLISHED
Assignerredhat
Source PriorityCVE Program / NVD first with legacy fallback
Published2006-05-23 10:06:00 UTC
Updated2025-04-03 01:03:51 UTC
DescriptionInteger underflow in Freetype before 2.2 allows remote attackers to cause a denial of service (crash) via a font file with an odd number of blue values, which causes the underflow when decrementing by 2 in a context that assumes an even number of values.

Risk And Classification

Primary CVSS: v2.0 5 from [email protected]

AV:N/AC:L/Au:N/C:N/I:N/A:P

EPSS: 0.459330000 probability, percentile 0.976380000 (date 2026-04-20)

Problem Types: CWE-189 | n/a

CVSS v2.0 Breakdown

Access Vector
Network
Access Complexity
Low
Authentication
None
Confidentiality
None
Integrity
None
Availability
Partial

AV:N/AC:L/Au:N/C:N/I:N/A:P

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Application Freetype Freetype All All All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Na N/a affected n/a Not specified

References

ReferenceSourceLinkTags
#102705: Security Vulnerabilities (Integer Overflows and a Denial of Service) in the FreeType 2 Font Engine af854a3a-2127-422b-91ae-364da2661108 sunsolve.sun.com
SUSE update for freetype2 - Advisories - Secunia af854a3a-2127-422b-91ae-364da2661108 secunia.com Vendor Advisory
APPLE-SA-2009-05-12 Security Update 2009-002 / Mac OS X v10.5.7 af854a3a-2127-422b-91ae-364da2661108 lists.apple.com
Mandriva update for freetype2 - Advisories - Secunia af854a3a-2127-422b-91ae-364da2661108 secunia.com Vendor Advisory
About the security content of Security Update 2009-002 / Mac OS X v10.5.7 af854a3a-2127-422b-91ae-364da2661108 support.apple.com
SuSE Security announcements: [suse-security-announce] SUSE Security Announcement: freetype2 (SUSE-SA:2006:037) af854a3a-2127-422b-91ae-364da2661108 lists.suse.com
patches.sgi.com/support/free/security/advisories/20060701-01-U af854a3a-2127-422b-91ae-364da2661108 patches.sgi.com
Repository / Oval Repository af854a3a-2127-422b-91ae-364da2661108 oval.cisecurity.org
USN-291-1: FreeType vulnerabilities | Ubuntu security notices af854a3a-2127-422b-91ae-364da2661108 usn.ubuntu.com
Support af854a3a-2127-422b-91ae-364da2661108 www.redhat.com
Webmail : Solution de messagerie professionnelle - OVHcloud- OVH af854a3a-2127-422b-91ae-364da2661108 www.vupen.com Vendor Advisory
Secunia - Advisories - Ubuntu update for libfreetype6 af854a3a-2127-422b-91ae-364da2661108 secunia.com Vendor Advisory
Apple Mac OS X Security Update Fixes Multiple Vulnerabilities - Secunia Advisories - Vulnerability Information - Secunia.com af854a3a-2127-422b-91ae-364da2661108 secunia.com Vendor Advisory
Sun Solaris FreeType Integer Overflow and Underflow Vulnerabilities - Advisories - Secunia af854a3a-2127-422b-91ae-364da2661108 secunia.com Vendor Advisory
FreeType TTF File Remote Buffer Overflow Vulnerability af854a3a-2127-422b-91ae-364da2661108 www.securityfocus.com
Webmail - OVH af854a3a-2127-422b-91ae-364da2661108 www.vupen.com Vendor Advisory
Advisories - Mandriva Linux af854a3a-2127-422b-91ae-364da2661108 www.mandriva.com
Red Hat update for freetype - Advisories - Secunia af854a3a-2127-422b-91ae-364da2661108 secunia.com Vendor Advisory
Debian -- Security Information -- DSA-1095-1 freetype af854a3a-2127-422b-91ae-364da2661108 www.debian.org
SGI Advanced Linux Environment Multiple Updates - Advisories - Secunia af854a3a-2127-422b-91ae-364da2661108 secunia.com Vendor Advisory
SecurityFocus af854a3a-2127-422b-91ae-364da2661108 www.securityfocus.com
[#RPL-429] CVE-2006-0747 CVE-2006-1861 CVE-2006-2661 multiple freetype vulnerabilities - rPath JIRA af854a3a-2127-422b-91ae-364da2661108 issues.rpath.com
ASA-2006-176 (RHSA-2006-0500) af854a3a-2127-422b-91ae-364da2661108 support.avaya.com
Secunia - Advisories - rPath update for freetype af854a3a-2127-422b-91ae-364da2661108 secunia.com Vendor Advisory
183676 – CVE-2006-0747 Freetype integer underflow (CVE-2006-2661) af854a3a-2127-422b-91ae-364da2661108 bugzilla.redhat.com Patch
SecurityTracker.com Archives - FreeType Integer Overflows Let Remote Users Execute Arbitrary Code af854a3a-2127-422b-91ae-364da2661108 securitytracker.com
Debian update for freetype - Advisories - Secunia af854a3a-2127-422b-91ae-364da2661108 secunia.com Vendor Advisory
US-CERT Technical Cyber Security Alert TA09-133A -- Apple Updates for Multiple Vulnerabilities af854a3a-2127-422b-91ae-364da2661108 www.us-cert.gov US Government Resource
Avaya Products FreeType Vulnerabilities - Advisories - Secunia af854a3a-2127-422b-91ae-364da2661108 secunia.com Vendor Advisory
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis
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