CVE-2007-4730

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Summary

CVECVE-2007-4730
StatePUBLISHED
Assignermitre
Source PriorityCVE Program / NVD first with legacy fallback
Published2007-09-11 19:17:00 UTC
Updated2026-04-23 00:35:47 UTC
DescriptionBuffer overflow in the compNewPixmap function in compalloc.c in the Composite extension for the X.org 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.

Risk And Classification

Primary CVSS: v2.0 4.3 from [email protected]

AV:L/AC:L/Au:S/C:P/I:P/A:P

Problem Types: CWE-119 | n/a

CVSS v2.0 Breakdown

Access Vector
Local
Access Complexity
Low
Authentication
Single
Confidentiality
Partial
Integrity
Partial
Availability
Partial

AV:L/AC:L/Au:S/C:P/I:P/A:P

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Application X.org Xorg-server 1.01 All All All
Application X.org Xorg-server 1.02 All All All
Application X.org Xorg-server 1.1 All All All
Application X.org Xorg-server 1.2 All All All
Application X.org Xorg-server 1.3 All All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Na N/a affected n/a Not specified

References

ReferenceSourceLinkTags
USN-514-1: X.org vulnerability | Ubuntu af854a3a-2127-422b-91ae-364da2661108 www.ubuntu.com
X Server Bug in compNewPixmap() Lets Local Users Gain Elevated Privileges - SecurityTracker af854a3a-2127-422b-91ae-364da2661108 www.securitytracker.com
X.Org X server: Composite local privilege escalation — Gentoo Linux Documentation af854a3a-2127-422b-91ae-364da2661108 security.gentoo.org
rPath update for xorg-x11 - Advisories - Secunia af854a3a-2127-422b-91ae-364da2661108 secunia.com
Support af854a3a-2127-422b-91ae-364da2661108 www.redhat.com
Gentoo update for xorg-server - Advisories - Secunia af854a3a-2127-422b-91ae-364da2661108 secunia.com
wiki.rpath.com/wiki/Advisories:rPSA-2007-0187 af854a3a-2127-422b-91ae-364da2661108 wiki.rpath.com
Security Announcement af854a3a-2127-422b-91ae-364da2661108 www.novell.com
SUSE update for XOrg - Advisories - Secunia af854a3a-2127-422b-91ae-364da2661108 secunia.com
Webmail - OVH af854a3a-2127-422b-91ae-364da2661108 www.vupen.com
Avaya Products X.org X11 Composite Pixmap Privilege Escalation - Advisories - Secunia af854a3a-2127-422b-91ae-364da2661108 secunia.com
Ubuntu update for xorg-server - Advisories - Secunia af854a3a-2127-422b-91ae-364da2661108 secunia.com
7447 – X crashes when 32-bit windows are resized on a 16-bit desktop af854a3a-2127-422b-91ae-364da2661108 bugs.freedesktop.org
[ANNOUNCE] xorg-server 1.4 af854a3a-2127-422b-91ae-364da2661108 lists.freedesktop.org
Linux Terminal Server Project: Multiple vulnerabilities — Gentoo Linux Documentation af854a3a-2127-422b-91ae-364da2661108 www.gentoo.org
ASA-2007-394 (RHSA-2007-0898) af854a3a-2127-422b-91ae-364da2661108 support.avaya.com
osvdb.org/37726 af854a3a-2127-422b-91ae-364da2661108 osvdb.org
Red Hat update for xorg-x11 - Advisories - Secunia af854a3a-2127-422b-91ae-364da2661108 secunia.com
Mandriva update for x11-server - Advisories - Secunia af854a3a-2127-422b-91ae-364da2661108 secunia.com
issues.rpath.com/browse/RPL-1728 af854a3a-2127-422b-91ae-364da2661108 issues.rpath.com
X.org X11 Composite Pixmap Privilege Escalation Vulnerability - Advisories - Secunia af854a3a-2127-422b-91ae-364da2661108 secunia.com Patch, Vendor Advisory
Debian update for xorg-server - Advisories - Secunia af854a3a-2127-422b-91ae-364da2661108 secunia.com Patch, Vendor Advisory
X.Org X Server Composite Extension Local Buffer Overflow Vulnerability af854a3a-2127-422b-91ae-364da2661108 www.securityfocus.com
Advisories | Mandriva af854a3a-2127-422b-91ae-364da2661108 www.mandriva.com
Gentoo Bug 191964 - x11-base/xorg-server < 1.3.0.0-r1 Composite local privilege escalation (CVE-2007-4730) af854a3a-2127-422b-91ae-364da2661108 bugs.gentoo.org
Advisories | Mandriva af854a3a-2127-422b-91ae-364da2661108 www.mandriva.com
Gentoo ltsp Multiple Vulnerabilities - Secunia Advisories - Vulnerability Intelligence - Secunia.com af854a3a-2127-422b-91ae-364da2661108 secunia.com
Debian -- Security Information -- DSA-1372-1 xorg-server af854a3a-2127-422b-91ae-364da2661108 www.debian.org Patch
Repository / Oval Repository af854a3a-2127-422b-91ae-364da2661108 oval.cisecurity.org
IBM X-Force Exchange af854a3a-2127-422b-91ae-364da2661108 exchange.xforce.ibmcloud.com
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Vendor Comments And Credit

OrganizationPublishedContributorStatement
Red Hat2007-09-26Joshua BressersThis flaw was fixed for Red Hat Enterprise Linux 4 in RHSA-2007-0898: https://rhn.redhat.com/errata/RHSA-2007-0898.html Red Hat Enterprise Linux 5 is not affected by this flaw. More information can be found here: https://bugzilla.redhat.com/show_bug.cgi?id=285991 Red Hat Enterprise Linux 2.1 and 3 do not support the composite extension and are not vulnerable to this flaw.

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