Instituto Nacional de ciberseguridad. Sección Incibe
Instituto Nacional de Ciberseguridad. Sección INCIBE-CERT

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CVE-2007-4730

Severity CVSS v4.0:
Pending analysis
Type:
CWE-119 Buffer Errors
Publication date:
11/09/2007
Last modified:
09/04/2025

Description

Buffer 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.

Impact

Vector 2.0
AV:L/AC:L/Au:S/C:P/I:P/A:P CVSS v2.0 Severity and Metrics:

Base Score: 4.30 MEDIUM
Vector: AV:L/AC:L/Au:S/C:P/I:P/A:P

Attack Vector (AV): Local
Attack Complexity (AC): Low
Authentication (Au): Single
Confidentiality (C): Physical
Integrity (I): Physical
Availability (A): Physical

Base Score 2.0
4.30
Severity 2.0
MEDIUM

Vulnerable products and versions

CPE From Up to
cpe:2.3:a:x.org:xorg-server:1.01:*:*:*:*:*:*:*
cpe:2.3:a:x.org:xorg-server:1.1:*:*:*:*:*:*:*
cpe:2.3:a:x.org:xorg-server:1.02:*:*:*:*:*:*:*
cpe:2.3:a:x.org:xorg-server:1.2:*:*:*:*:*:*:*
cpe:2.3:a:x.org:xorg-server:1.3:*:*:*:*:*:*:*

To consult the complete list of CPE names with products and versions, see this page


References to Advisories, Solutions, and Tools