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    CVE-2009-0946

    Multiple integer overflows in FreeType 2.3.9 and earlier allow remote attackers to execute arbitrary code via vectors related to large values in certain inputs in (1) smooth/ftsmooth.c, (2) sfnt/ttcmap.c, and (3) cff/cffload.c.

    Published:Mar 20, 2009
    Last Modified:Apr 23, 2026
    EPS:Apr 17, 2009
    EPSS Score:0.16376
    CVSS Score:7.5

    Affected Products

    Vendor
    Apple
    Product
    Iphone Os
    Vendor
    Apple
    Product
    Mac Os X
    Vendor
    Apple
    Product
    Mac Os X Server
    Vendor
    Apple
    Product
    Safari
    Vendor
    Canonical
    Product
    Ubuntu Linux
    Vendor
    Debian
    Product
    Debian Linux
    Vendor
    Freetype
    Product
    Freetype
    Vendor
    Opensuse
    Product
    Opensuse
    Vendor
    Redhat
    Product
    Enterprise Linux
    Vendor
    Suse
    Product
    Linux Enterprise Server

    Exploits

    No exploit reference

    Common Weakness Enumeration

    CWE-190 Integer Overflow or Wraparound

    Common Attack Pattern Enumeration and Classification (CAPEC)

    CAPEC-92 Forced Integer Overflow

    Related CVEs

    CVE-2026-87545 (CVSS 6.5) — Information leak in Mobile in Google Chrome on on iOS prior to 153.0.8010.36 allowed a remote attacker leverag…
    CVE-2026-87609 (CVSS 9.6) — Use after free in Sharing in Google Chrome on on iOS prior to 153.0.8010.36 allowed a remote attacker to execu…
    CVE-2026-87518 (CVSS 5.3) — Observable discrepancy in Safebrowsing in Google Chrome on on iOS prior to 153.0.8010.36 allowed a remote atta…
    CVE-2026-87482 (CVSS 5.9) — Cleartext transmission of sensitive data in HttpsUpgrades in Google Chrome on on iOS prior to 153.0.8010.36 al…
    CVE-2026-87517 (CVSS 3.1) — Race condition in Mobile in Google Chrome on on iOS prior to 153.0.8010.36 allowed a remote attacker leveragin…
    CVE-2026-85047 (CVSS 9.6) — Improper input validation in Transactions Platform in Google Chrome on on iOS prior to 152.0.7977.82 allowed a…
    CVE-2026-78964 (CVSS 9.6) — Use after free in Sync in Google Chrome on on iOS prior to 152.0.7977.65 allowed a remote attacker to potentia…
    CVE-2026-78957 (CVSS 5.5) — Information leak in Mobile in Google Chrome on on iOS prior to 152.0.7977.65 allowed a local attacker to obtai…
    CVE-2026-78981 (CVSS 6.5) — Information leak in Mobile in Google Chrome on on iOS prior to 152.0.7977.65 allowed a local attacker to poten…
    CVE-2026-79105 (CVSS 4.3) — Improper input validation in Mobile in Google Chrome on on iOS prior to 152.0.7977.65 allowed a remote attacke…

    References

    http://git.savannah.gnu.org/cgit/freetype/freetype2.git/commit/?id=0545ec1ca36b27cb928128870a83e5f668980bc5
    http://git.savannah.gnu.org/cgit/freetype/freetype2.git/commit/?id=79972af4f0485a11dcb19551356c45245749fc5b
    http://git.savannah.gnu.org/cgit/freetype/freetype2.git/commit/?id=a18788b14db60ae3673f932249cd02d33a227c4e
    http://git.savannah.gnu.org/cgit/freetype/freetype2.git/tree/ChangeLog
    http://lists.apple.com/archives/security-announce/2009/Jun/msg00005.html
    http://lists.apple.com/archives/security-announce/2009/May/msg00002.html
    http://lists.apple.com/archives/security-announce/2009/jun/msg00002.html
    http://lists.apple.com/archives/security-announce/2010//Nov/msg00000.html
    http://lists.opensuse.org/opensuse-security-announce/2009-05/msg00000.html
    http://secunia.com/advisories/34723
    http://secunia.com/advisories/34913
    http://secunia.com/advisories/34967
    http://secunia.com/advisories/35065
    http://secunia.com/advisories/35074
    http://secunia.com/advisories/35198
    http://secunia.com/advisories/35200
    http://secunia.com/advisories/35204
    http://secunia.com/advisories/35210
    http://secunia.com/advisories/35379
    http://security.gentoo.org/glsa/glsa-200905-05.xml
    http://sunsolve.sun.com/search/document.do?assetkey=1-66-270268-1
    http://support.apple.com/kb/HT3549
    http://support.apple.com/kb/HT3613
    http://support.apple.com/kb/HT3639
    http://support.apple.com/kb/HT4435
    http://www.debian.org/security/2009/dsa-1784
    http://www.mandriva.com/security/advisories?name=MDVSA-2009:243
    http://www.redhat.com/support/errata/RHSA-2009-0329.html
    http://www.redhat.com/support/errata/RHSA-2009-1061.html
    http://www.redhat.com/support/errata/RHSA-2009-1062.html
    http://www.securityfocus.com/bid/34550
    http://www.ubuntu.com/usn/USN-767-1
    http://www.us-cert.gov/cas/techalerts/TA09-133A.html
    http://www.vupen.com/english/advisories/2009/1058
    http://www.vupen.com/english/advisories/2009/1297
    http://www.vupen.com/english/advisories/2009/1522
    http://www.vupen.com/english/advisories/2009/1621
    https://bugzilla.redhat.com/show_bug.cgi?id=491384
    https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10149
    http://git.savannah.gnu.org/cgit/freetype/freetype2.git/commit/?id=0545ec1ca36b27cb928128870a83e5f668980bc5
    http://git.savannah.gnu.org/cgit/freetype/freetype2.git/commit/?id=79972af4f0485a11dcb19551356c45245749fc5b
    http://git.savannah.gnu.org/cgit/freetype/freetype2.git/commit/?id=a18788b14db60ae3673f932249cd02d33a227c4e
    http://git.savannah.gnu.org/cgit/freetype/freetype2.git/tree/ChangeLog
    http://lists.apple.com/archives/security-announce/2009/Jun/msg00005.html
    http://lists.apple.com/archives/security-announce/2009/May/msg00002.html
    http://lists.apple.com/archives/security-announce/2009/jun/msg00002.html
    http://lists.apple.com/archives/security-announce/2010//Nov/msg00000.html
    http://lists.opensuse.org/opensuse-security-announce/2009-05/msg00000.html
    http://secunia.com/advisories/34723
    http://secunia.com/advisories/34913
    http://secunia.com/advisories/34967
    http://secunia.com/advisories/35065
    http://secunia.com/advisories/35074
    http://secunia.com/advisories/35198
    http://secunia.com/advisories/35200
    http://secunia.com/advisories/35204
    http://secunia.com/advisories/35210
    http://secunia.com/advisories/35379
    http://security.gentoo.org/glsa/glsa-200905-05.xml
    http://sunsolve.sun.com/search/document.do?assetkey=1-66-270268-1
    http://support.apple.com/kb/HT3549
    http://support.apple.com/kb/HT3613
    http://support.apple.com/kb/HT3639
    http://support.apple.com/kb/HT4435
    http://www.debian.org/security/2009/dsa-1784
    http://www.mandriva.com/security/advisories?name=MDVSA-2009:243
    http://www.redhat.com/support/errata/RHSA-2009-0329.html
    http://www.redhat.com/support/errata/RHSA-2009-1061.html
    http://www.redhat.com/support/errata/RHSA-2009-1062.html
    http://www.securityfocus.com/bid/34550
    http://www.ubuntu.com/usn/USN-767-1
    http://www.us-cert.gov/cas/techalerts/TA09-133A.html
    http://www.vupen.com/english/advisories/2009/1058
    http://www.vupen.com/english/advisories/2009/1297
    http://www.vupen.com/english/advisories/2009/1522
    http://www.vupen.com/english/advisories/2009/1621
    https://bugzilla.redhat.com/show_bug.cgi?id=491384
    https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10149

    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