National Vulnerability Database

National Vulnerability Database

National Vulnerability

CVE-2007-4730 Detail


Buffer overflow in the compNewPixmap function in compalloc.c in the Composite extension for the X11 server before 1.4 allows local users to execute arbitrary code by copying data from a large pixel depth pixmap into a smaller pixel depth pixmap.

Source:  MITRE      Last Modified:  09/11/2007

Quick Info

CVE Dictionary Entry:
Original release date:
Last revised:


CVSS Severity (version 2.0):
CVSS v2 Base Score:
(AV:L/AC:L/Au:S/C:P/I:P/A:P) (legend)
Impact Subscore:
Exploitability Subscore:
CVSS Version 2 Metrics:
Access Vector:
Locally exploitable
Access Complexity:
Required to exploit
Impact Type:
Provides unauthorized access, Allows partial confidentiality, integrity, and availability violation; Allows unauthorized disclosure of information; Allows disruption of service

Vendor Statements (disclaimer)

Official Statement from Red Hat (09/26/2007)

This flaw was fixed for Red Hat Enterprise Linux 4 in RHSA-2007-0898: Red Hat Enterprise Linux 5 is not affected by this flaw. More information can be found here: Red Hat Enterprise Linux 2.1 and 3 do not support the composite extension and are not vulnerable to 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 MLIST [xorg-announce] 20070906 xorg-server 1.4 External Source GENTOO GLSA-200710-16 External Source CONFIRM External Source CONFIRM Patch External Source DEBIAN DSA-1372 External Source GENTOO GLSA-200805-07 External Source MANDRIVA MDKSA-2007:178 External Source MANDRIVA MDVSA-2008:022 External Source SUSE SUSE-SA:2007:054 External Source REDHAT RHSA-2007:0898 External Source BID 25606 External Source SECTRACK 1018665 External Source UBUNTU USN-514-1 External Source VUPEN ADV-2007-3098 External Source XF xorg-composite-bo(36535) External Source CONFIRM External Source OVAL oval:org.mitre.oval:def:10430

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