National Vulnerability Database

National Vulnerability Database

National Vulnerability

CVE-2007-4568 Detail


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.

Source:  MITRE      Last Modified:  10/05/2007

Quick Info

CVE Dictionary Entry:
Original release date:
Last revised:


CVSS Severity (version 2.0):
CVSS v2 Base Score:
(AV:N/AC:M/Au:N/C:P/I:P/A:P) (legend)
Impact Subscore:
Exploitability Subscore:
CVSS Version 2 Metrics:
Access Vector:
Network exploitable
Access Complexity:
Not required to exploit
Impact Type:
Allows unauthorized disclosure of information; Allows unauthorized modification; Allows disruption of service

Vendor Statements (disclaimer)

Official Statement from Red Hat (10/08/2007)

Red Hat is aware of this issue and is tracking it via the following bug: The Red Hat Security Response Team has rated this issue as having low security impact, a future update may address this flaw.

References to Advisories, Solutions, and Tools

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Hyperlink Resource Type Source Name External Source CONFIRM External Source CONFIRM External Source CONFIRM External Source CONFIRM Patch External Source IDEFENSE 20071002 Multiple Vendor X Font Server Multiple Vulnerabilities External Source APPLE APPLE-SA-2008-02-11 External Source APPLE APPLE-SA-2008-03-18 Patch External Source MLIST [xorg-announce] 20071002 [ANNOUNCE] X.Org security advisory: multiple vulnerabilities in X font server External Source GENTOO GLSA-200710-11 External Source SUNALERT 103114 External Source SUNALERT 200642 External Source DEBIAN DSA-1385 External Source MANDRIVA MDKSA-2007:210 External Source SUSE SUSE-SA:2007:054 External Source REDHAT RHSA-2008:0029 External Source REDHAT RHSA-2008:0030 External Source BUGTRAQ 20071003 rPSA-2007-0205-1 xorg-x11 xorg-x11-fonts xorg-x11-tools xorg-x11-xfs External Source BID 25898 External Source SECTRACK 1018763 US Government Resource External Source CERT TA08-043B External Source VUPEN ADV-2007-3337 External Source VUPEN ADV-2007-3338 External Source VUPEN ADV-2007-3467 External Source VUPEN ADV-2008-0495 External Source VUPEN ADV-2008-0924 External Source XF xfs-protocol-requests-bo(36919) External Source CONFIRM External Source OVAL oval:org.mitre.oval:def:10882 External Source FEDORA FEDORA-2007-4263

References to Check Content

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