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    CVE-2007-4568

    Integer overflow in the build_range function in X.Org X Font Server (xfs) before 1.0.5 allows context-dependent attackers to execute arbitrary code via (1) QueryXBitmaps and (2) QueryXExtents protocol requests with crafted size values, which triggers a heap-based buffer overflow.

    Published:Oct 2, 2007
    Last Modified:Apr 23, 2026
    EPS:Oct 5, 2007
    EPSS Score:0.17595
    CVSS Score:6.8

    Affected Products

    Vendor
    Redhat
    Product
    Enterprise Linux
    Vendor
    X.org
    Product
    X Font Server

    Exploits

    No exploit reference

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    References

    http://bugs.freedesktop.org/show_bug.cgi?id=12298
    http://bugs.gentoo.org/show_bug.cgi?id=194606
    http://docs.info.apple.com/article.html?artnum=307430
    http://docs.info.apple.com/article.html?artnum=307562
    http://labs.idefense.com/intelligence/vulnerabilities/display.php?id=602
    http://lists.apple.com/archives/security-announce/2008/Feb/msg00002.html
    http://lists.apple.com/archives/security-announce/2008/Mar/msg00001.html
    http://lists.freedesktop.org/archives/xorg-announce/2007-October/000416.html
    http://secunia.com/advisories/27040
    http://secunia.com/advisories/27052
    http://secunia.com/advisories/27060
    http://secunia.com/advisories/27168
    http://secunia.com/advisories/27176
    http://secunia.com/advisories/27228
    http://secunia.com/advisories/27240
    http://secunia.com/advisories/27560
    http://secunia.com/advisories/28004
    http://secunia.com/advisories/28536
    http://secunia.com/advisories/28542
    http://secunia.com/advisories/28891
    http://secunia.com/advisories/29420
    http://security.gentoo.org/glsa/glsa-200710-11.xml
    http://sunsolve.sun.com/search/document.do?assetkey=1-26-103114-1
    http://sunsolve.sun.com/search/document.do?assetkey=1-66-200642-1
    http://www.debian.org/security/2007/dsa-1385
    http://www.mandriva.com/security/advisories?name=MDKSA-2007:210
    http://www.novell.com/linux/security/advisories/2007_54_xorg.html
    http://www.redhat.com/support/errata/RHSA-2008-0029.html
    http://www.redhat.com/support/errata/RHSA-2008-0030.html
    http://www.securityfocus.com/archive/1/481432/100/0/threaded
    http://www.securityfocus.com/bid/25898
    http://www.securitytracker.com/id?1018763
    http://www.us-cert.gov/cas/techalerts/TA08-043B.html
    http://www.vupen.com/english/advisories/2007/3337
    http://www.vupen.com/english/advisories/2007/3338
    http://www.vupen.com/english/advisories/2007/3467
    http://www.vupen.com/english/advisories/2008/0495/references
    http://www.vupen.com/english/advisories/2008/0924/references
    https://exchange.xforce.ibmcloud.com/vulnerabilities/36919
    https://issues.rpath.com/browse/RPL-1756
    https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10882
    https://www.redhat.com/archives/fedora-package-announce/2007-December/msg00352.html
    http://bugs.freedesktop.org/show_bug.cgi?id=12298
    http://bugs.gentoo.org/show_bug.cgi?id=194606
    http://docs.info.apple.com/article.html?artnum=307430
    http://docs.info.apple.com/article.html?artnum=307562
    http://labs.idefense.com/intelligence/vulnerabilities/display.php?id=602
    http://lists.apple.com/archives/security-announce/2008/Feb/msg00002.html
    http://lists.apple.com/archives/security-announce/2008/Mar/msg00001.html
    http://lists.freedesktop.org/archives/xorg-announce/2007-October/000416.html
    http://secunia.com/advisories/27040
    http://secunia.com/advisories/27052
    http://secunia.com/advisories/27060
    http://secunia.com/advisories/27168
    http://secunia.com/advisories/27176
    http://secunia.com/advisories/27228
    http://secunia.com/advisories/27240
    http://secunia.com/advisories/27560
    http://secunia.com/advisories/28004
    http://secunia.com/advisories/28536
    http://secunia.com/advisories/28542
    http://secunia.com/advisories/28891
    http://secunia.com/advisories/29420
    http://security.gentoo.org/glsa/glsa-200710-11.xml
    http://sunsolve.sun.com/search/document.do?assetkey=1-26-103114-1
    http://sunsolve.sun.com/search/document.do?assetkey=1-66-200642-1
    http://www.debian.org/security/2007/dsa-1385
    http://www.mandriva.com/security/advisories?name=MDKSA-2007:210
    http://www.novell.com/linux/security/advisories/2007_54_xorg.html
    http://www.redhat.com/support/errata/RHSA-2008-0029.html
    http://www.redhat.com/support/errata/RHSA-2008-0030.html
    http://www.securityfocus.com/archive/1/481432/100/0/threaded
    http://www.securityfocus.com/bid/25898
    http://www.securitytracker.com/id?1018763
    http://www.us-cert.gov/cas/techalerts/TA08-043B.html
    http://www.vupen.com/english/advisories/2007/3337
    http://www.vupen.com/english/advisories/2007/3338
    http://www.vupen.com/english/advisories/2007/3467
    http://www.vupen.com/english/advisories/2008/0495/references
    http://www.vupen.com/english/advisories/2008/0924/references
    https://exchange.xforce.ibmcloud.com/vulnerabilities/36919
    https://issues.rpath.com/browse/RPL-1756
    https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10882
    https://www.redhat.com/archives/fedora-package-announce/2007-December/msg00352.html

    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