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    CVE-2006-2661

    ftutil.c in Freetype before 2.2 allows remote attackers to cause a denial of service (crash) via a crafted font file that triggers a null dereference.

    Published:May 15, 2006
    Last Modified:Apr 16, 2026
    EPS:May 30, 2006
    EPSS Score:0.12644
    CVSS Score:5

    Affected Products

    Vendor
    Canonical
    Product
    Ubuntu Linux
    Vendor
    Debian
    Product
    Debian Linux
    Vendor
    Freetype
    Product
    Freetype
    Vendor
    Redhat
    Product
    Enterprise Linux

    Exploits

    https://www.exploit-db.com/exploits/27993

    Common Weakness Enumeration

    CWE-476 NULL Pointer Dereference

    Common Attack Pattern Enumeration and Classification (CAPEC)

    No CAPEC recorded yet

    Related CVEs

    CVE-2026-13476 (CVSS 7.3) — IBM Informix Dynamic Server 14.10, 15.0, and 12.10 could allow an unauthenticated user to execute arbitrary co…
    CVE-2026-13367 (CVSS 7.8) — IBM Informix Dynamic Server 14.10, and 15.0 contain a local privilege escalation vulnerability in the oninit s…
    CVE-2026-47337 (CVSS 3.3) — Ubuntu Linux 6.8, 6.17 and 7.0 contain SAUCE patches with a possible NULL pointer dereference in the handling …
    CVE-2026-47336 (CVSS 3.3) — Ubuntu Linux 6.8 contains SAUCE patches with a possible use of an uninitialized variable in AppArmor AF_INET/A…
    CVE-2026-47335 (CVSS 5.5) — Ubuntu Linux 6.8 contains SAUCE patches with a possible NULL pointer dereference in the handling of AppArmor n…
    CVE-2026-47334 (CVSS 5.5) — Ubuntu Linux 6.8, 6.17 and 7.0 contain AppArmor SAUCE patches which incorrectly sleep while holding a spinlock…
    CVE-2026-47333 (CVSS 7.8) — Ubuntu Linux 6.8, 6.17 and 7.0 contain AppArmor SAUCE patches which can potentially incorrectly compute the si…
    CVE-2026-47332 (CVSS 5.5) — Ubuntu Linux 6.8, 6.17 and 7.0 contain AppArmor SAUCE patches which incorrectly validate the size of an intern…
    CVE-2026-47331 (CVSS 7.8) — Ubuntu Linux 6.8 contains AppArmor SAUCE patches which fail to acquire a lock when modifying a linked list. An…
    CVE-2026-47330 (CVSS 3.3) — Ubuntu Linux 6.8, 7.17 and 7.0 contain AppArmor SAUCE patches which can, under certain circumstances, use an u…

    References

    ftp://patches.sgi.com/support/free/security/advisories/20060701-01-U
    http://lists.suse.com/archive/suse-security-announce/2006-Jun/0012.html
    http://secunia.com/advisories/20525
    http://secunia.com/advisories/20591
    http://secunia.com/advisories/20638
    http://secunia.com/advisories/20791
    http://secunia.com/advisories/21062
    http://secunia.com/advisories/21135
    http://secunia.com/advisories/21385
    http://secunia.com/advisories/21701
    http://secunia.com/advisories/23939
    http://securitytracker.com/id?1016520
    http://sunsolve.sun.com/search/document.do?assetkey=1-26-102705-1
    http://support.avaya.com/elmodocs2/security/ASA-2006-176.htm
    http://www.debian.org/security/2006/dsa-1095
    http://www.mandriva.com/security/advisories?name=MDKSA-2006:099
    http://www.redhat.com/support/errata/RHSA-2006-0500.html
    http://www.securityfocus.com/archive/1/436836/100/0/threaded
    http://www.securityfocus.com/bid/18329
    http://www.vupen.com/english/advisories/2007/0381
    https://bugzilla.redhat.com/bugzilla/show_bug.cgi?id=183676
    https://issues.rpath.com/browse/RPL-429
    https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11692
    https://usn.ubuntu.com/291-1/
    ftp://patches.sgi.com/support/free/security/advisories/20060701-01-U
    http://lists.suse.com/archive/suse-security-announce/2006-Jun/0012.html
    http://secunia.com/advisories/20525
    http://secunia.com/advisories/20591
    http://secunia.com/advisories/20638
    http://secunia.com/advisories/20791
    http://secunia.com/advisories/21062
    http://secunia.com/advisories/21135
    http://secunia.com/advisories/21385
    http://secunia.com/advisories/21701
    http://secunia.com/advisories/23939
    http://securitytracker.com/id?1016520
    http://sunsolve.sun.com/search/document.do?assetkey=1-26-102705-1
    http://support.avaya.com/elmodocs2/security/ASA-2006-176.htm
    http://www.debian.org/security/2006/dsa-1095
    http://www.mandriva.com/security/advisories?name=MDKSA-2006:099
    http://www.redhat.com/support/errata/RHSA-2006-0500.html
    http://www.securityfocus.com/archive/1/436836/100/0/threaded
    http://www.securityfocus.com/bid/18329
    http://www.vupen.com/english/advisories/2007/0381
    https://bugzilla.redhat.com/bugzilla/show_bug.cgi?id=183676
    https://issues.rpath.com/browse/RPL-429
    https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11692
    https://usn.ubuntu.com/291-1/

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High