National Cyber-Alert System
Vulnerability Summary for CVE-2007-4568
Original release date:10/05/2007
Last revised:09/05/2008
Source:
US-CERT/NIST
Overview
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.
Impact
CVSS Severity (version 2.0):
Impact Subscore:
6.4
Exploitability Subscore:
8.6
CVSS Version 2 Metrics:
Access Vector: Network exploitable
Access Complexity: Medium
Authentication: Not required to exploit
Impact Type:Allows unauthorized disclosure of information; Allows unauthorized modification; Allows disruption of service
- Official Statement from Red Hat (10/08/2007)
-
Red Hat is aware of this issue and is tracking it via the following bug: https://bugzilla.redhat.com/bugzilla/show_bug.cgi?id=CVE-2007-4568
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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US-CERT Technical Alert: TA08-043B
Name: TA08-043B
External Source: MLIST
Name: [xorg-announce] 20071002 [ANNOUNCE] X.Org security advisory: multiple vulnerabilities in X font server
Type: Patch Information
External Source: IDEFENSE
Name: 20071002 Multiple Vendor X Font Server Multiple Vulnerabilities
Type: Patch Information
External Source: FEDORA
Name: FEDORA-2007-4263
External Source: CONFIRM
Name: https://issues.rpath.com/browse/RPL-1756
External Source: XF
Name: xfs-protocol-requests-bo(36919)
External Source: SECTRACK
Name: 1018763
External Source: BID
Name: 25898
External Source: BUGTRAQ
Name: 20071003 rPSA-2007-0205-1 xorg-x11 xorg-x11-fonts xorg-x11-tools xorg-x11-xfs
External Source: REDHAT
Name: RHSA-2008:0030
External Source: REDHAT
Name: RHSA-2008:0029
External Source: SUSE
Name: SUSE-SA:2007:054
External Source: MANDRIVA
Name: MDKSA-2007:210
External Source: VUPEN
Name: ADV-2008-0924
External Source: VUPEN
Name: ADV-2008-0495
External Source: VUPEN
Name: ADV-2007-3467
External Source: VUPEN
Name: ADV-2007-3338
External Source: VUPEN
Name: ADV-2007-3337
External Source: DEBIAN
Name: DSA-1385
External Source: SUNALERT
Name: 200642
External Source: SUNALERT
Name: 103114
External Source: GENTOO
Name: GLSA-200710-11
External Source: SECUNIA
Name: 29420
External Source: SECUNIA
Name: 28891
External Source: SECUNIA
Name: 28542
External Source: SECUNIA
Name: 28536
External Source: SECUNIA
Name: 28004
External Source: SECUNIA
Name: 27560
External Source: SECUNIA
Name: 27240
External Source: SECUNIA
Name: 27228
External Source: SECUNIA
Name: 27176
External Source: SECUNIA
Name: 27168
External Source: SECUNIA
Name: 27060
External Source: SECUNIA
Name: 27052
External Source: SECUNIA
Name: 27040
External Source: APPLE
Name: APPLE-SA-2008-03-18
External Source: APPLE
Name: APPLE-SA-2008-02-11
External Source: CONFIRM
Name: http://docs.info.apple.com/article.html?artnum=307562
External Source: CONFIRM
Name: http://docs.info.apple.com/article.html?artnum=307430
External Source: CONFIRM
Name: http://bugs.gentoo.org/show_bug.cgi?id=194606
External Source: CONFIRM
Name: http://bugs.freedesktop.org/show_bug.cgi?id=12298