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CVE-2007-4730

Buffer overflow in the compNewPixmap function in compalloc.c in the Composite extension for the X...

4.3 MediumFix available

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.

Exploit likelihood

0.51%Down 1.7 points since Feb 4, 2022
90%50%10%1%

What each source reports

NVD Score used 4.3

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.

Record
CVE-2007-4730
CVSS 2.0
4.3 MediumAV:L/AC:L/Au:S/C:P/I:P/A:P
Weakness
CWE-119
Updated
2026-11-02
CVE List No score

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.

Record
CVE-2007-4730
Updated
2026-11-02
EUVDEUVD-2007-4711 No score

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.

Record
EUVD-2007-4711
Updated
2026-11-03
GitHub AdvisoriesGHSA-737c-wj7m-pqqr No score

Buffer overflow in the compNewPixmap function in compalloc.c in the Composite extension for the X...

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.

Record
GHSA-737c-wj7m-pqqr
Weakness
CWE-119
Updated
2026-11-02
OSV No score

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.

Record
CVE-2007-4730
Updated
2026-11-02
OSVDEBIAN-CVE-2007-4730 No score

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.

Record
DEBIAN-CVE-2007-4730
Updated
2026-11-02

Affected products

Affected packages

Affected packages
PackageAffectedFixed
xorg-server
Debian:12
before 2:1.4-1
2:1.4-1
xorg-server
Debian:13
before 2:1.4-1
2:1.4-1
xorg-server
Debian:14
before 2:1.4-1
2:1.4-1
xorg-server
Debian:4.0
before 2:1.1.1-21etch1, plus listed versions
2:1.1.1-21
2:1.1.1-21etch1
xorg-server
Debian:5.0
before 2:1.3.0.0.dfsg-12lenny1
2:1.3.0.0.dfsg-12lenny1
xorg-x11
Red Hat:enterprise_linux:4::as
before 0:6.8.2-1.EL.31
0:6.8.2-1.EL.31
xorg-x11-Mesa-libGL
Red Hat:enterprise_linux:4::as
before 0:6.8.2-1.EL.31
0:6.8.2-1.EL.31
xorg-x11-Mesa-libGLU
Red Hat:enterprise_linux:4::as
before 0:6.8.2-1.EL.31
0:6.8.2-1.EL.31
xorg-x11-Xdmx
Red Hat:enterprise_linux:4::as
before 0:6.8.2-1.EL.31
0:6.8.2-1.EL.31
xorg-x11-Xnest
Red Hat:enterprise_linux:4::as
before 0:6.8.2-1.EL.31
0:6.8.2-1.EL.31
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Affected packages
PackageAffectedFixed
xorg-x11-Xvfb
Red Hat:enterprise_linux:4::as
before 0:6.8.2-1.EL.31
0:6.8.2-1.EL.31
xorg-x11-deprecated-libs
Red Hat:enterprise_linux:4::as
before 0:6.8.2-1.EL.31
0:6.8.2-1.EL.31
xorg-x11-deprecated-libs-devel
Red Hat:enterprise_linux:4::as
before 0:6.8.2-1.EL.31
0:6.8.2-1.EL.31
xorg-x11-devel
Red Hat:enterprise_linux:4::as
before 0:6.8.2-1.EL.31
0:6.8.2-1.EL.31
xorg-x11-doc
Red Hat:enterprise_linux:4::as
before 0:6.8.2-1.EL.31
0:6.8.2-1.EL.31
xorg-x11-font-utils
Red Hat:enterprise_linux:4::as
before 0:6.8.2-1.EL.31
0:6.8.2-1.EL.31
xorg-x11-libs
Red Hat:enterprise_linux:4::as
before 0:6.8.2-1.EL.31
0:6.8.2-1.EL.31
xorg-x11-sdk
Red Hat:enterprise_linux:4::as
before 0:6.8.2-1.EL.31
0:6.8.2-1.EL.31
xorg-x11-tools
Red Hat:enterprise_linux:4::as
before 0:6.8.2-1.EL.31
0:6.8.2-1.EL.31
xorg-x11-twm
Red Hat:enterprise_linux:4::as
before 0:6.8.2-1.EL.31
0:6.8.2-1.EL.31
xorg-x11-xauth
Red Hat:enterprise_linux:4::as
before 0:6.8.2-1.EL.31
0:6.8.2-1.EL.31
xorg-x11-xdm
Red Hat:enterprise_linux:4::as
before 0:6.8.2-1.EL.31
0:6.8.2-1.EL.31
xorg-x11-xfs
Red Hat:enterprise_linux:4::as
before 0:6.8.2-1.EL.31
0:6.8.2-1.EL.31
xorg-x11
Red Hat:enterprise_linux:4::desktop
before 0:6.8.2-1.EL.31
0:6.8.2-1.EL.31
xorg-x11-Mesa-libGL
Red Hat:enterprise_linux:4::desktop
before 0:6.8.2-1.EL.31
0:6.8.2-1.EL.31
xorg-x11-Mesa-libGLU
Red Hat:enterprise_linux:4::desktop
before 0:6.8.2-1.EL.31
0:6.8.2-1.EL.31
xorg-x11-Xdmx
Red Hat:enterprise_linux:4::desktop
before 0:6.8.2-1.EL.31
0:6.8.2-1.EL.31
xorg-x11-Xnest
Red Hat:enterprise_linux:4::desktop
before 0:6.8.2-1.EL.31
0:6.8.2-1.EL.31
xorg-x11-Xvfb
Red Hat:enterprise_linux:4::desktop
before 0:6.8.2-1.EL.31
0:6.8.2-1.EL.31
xorg-x11-deprecated-libs
Red Hat:enterprise_linux:4::desktop
before 0:6.8.2-1.EL.31
0:6.8.2-1.EL.31
xorg-x11-deprecated-libs-devel
Red Hat:enterprise_linux:4::desktop
before 0:6.8.2-1.EL.31
0:6.8.2-1.EL.31
xorg-x11-devel
Red Hat:enterprise_linux:4::desktop
before 0:6.8.2-1.EL.31
0:6.8.2-1.EL.31
xorg-x11-doc
Red Hat:enterprise_linux:4::desktop
before 0:6.8.2-1.EL.31
0:6.8.2-1.EL.31
xorg-x11-font-utils
Red Hat:enterprise_linux:4::desktop
before 0:6.8.2-1.EL.31
0:6.8.2-1.EL.31
xorg-x11-libs
Red Hat:enterprise_linux:4::desktop
before 0:6.8.2-1.EL.31
0:6.8.2-1.EL.31
xorg-x11-sdk
Red Hat:enterprise_linux:4::desktop
before 0:6.8.2-1.EL.31
0:6.8.2-1.EL.31
xorg-x11-tools
Red Hat:enterprise_linux:4::desktop
before 0:6.8.2-1.EL.31
0:6.8.2-1.EL.31
xorg-x11-twm
Red Hat:enterprise_linux:4::desktop
before 0:6.8.2-1.EL.31
0:6.8.2-1.EL.31
xorg-x11-xauth
Red Hat:enterprise_linux:4::desktop
before 0:6.8.2-1.EL.31
0:6.8.2-1.EL.31
xorg-x11-xdm
Red Hat:enterprise_linux:4::desktop
before 0:6.8.2-1.EL.31
0:6.8.2-1.EL.31
xorg-x11-xfs
Red Hat:enterprise_linux:4::desktop
before 0:6.8.2-1.EL.31
0:6.8.2-1.EL.31
xorg-x11
Red Hat:enterprise_linux:4::es
before 0:6.8.2-1.EL.31
0:6.8.2-1.EL.31
xorg-x11-Mesa-libGL
Red Hat:enterprise_linux:4::es
before 0:6.8.2-1.EL.31
0:6.8.2-1.EL.31
xorg-x11-Mesa-libGLU
Red Hat:enterprise_linux:4::es
before 0:6.8.2-1.EL.31
0:6.8.2-1.EL.31
xorg-x11-Xdmx
Red Hat:enterprise_linux:4::es
before 0:6.8.2-1.EL.31
0:6.8.2-1.EL.31
xorg-x11-Xnest
Red Hat:enterprise_linux:4::es
before 0:6.8.2-1.EL.31
0:6.8.2-1.EL.31
xorg-x11-Xvfb
Red Hat:enterprise_linux:4::es
before 0:6.8.2-1.EL.31
0:6.8.2-1.EL.31
xorg-x11-deprecated-libs
Red Hat:enterprise_linux:4::es
before 0:6.8.2-1.EL.31
0:6.8.2-1.EL.31
xorg-x11-deprecated-libs-devel
Red Hat:enterprise_linux:4::es
before 0:6.8.2-1.EL.31
0:6.8.2-1.EL.31
xorg-x11-devel
Red Hat:enterprise_linux:4::es
before 0:6.8.2-1.EL.31
0:6.8.2-1.EL.31
xorg-x11-doc
Red Hat:enterprise_linux:4::es
before 0:6.8.2-1.EL.31
0:6.8.2-1.EL.31
xorg-x11-font-utils
Red Hat:enterprise_linux:4::es
before 0:6.8.2-1.EL.31
0:6.8.2-1.EL.31
xorg-x11-libs
Red Hat:enterprise_linux:4::es
before 0:6.8.2-1.EL.31
0:6.8.2-1.EL.31
xorg-x11-sdk
Red Hat:enterprise_linux:4::es
before 0:6.8.2-1.EL.31
0:6.8.2-1.EL.31
xorg-x11-tools
Red Hat:enterprise_linux:4::es
before 0:6.8.2-1.EL.31
0:6.8.2-1.EL.31
xorg-x11-twm
Red Hat:enterprise_linux:4::es
before 0:6.8.2-1.EL.31
0:6.8.2-1.EL.31
xorg-x11-xauth
Red Hat:enterprise_linux:4::es
before 0:6.8.2-1.EL.31
0:6.8.2-1.EL.31
xorg-x11-xdm
Red Hat:enterprise_linux:4::es
before 0:6.8.2-1.EL.31
0:6.8.2-1.EL.31
xorg-x11-xfs
Red Hat:enterprise_linux:4::es
before 0:6.8.2-1.EL.31
0:6.8.2-1.EL.31
xorg-x11
Red Hat:enterprise_linux:4::ws
before 0:6.8.2-1.EL.31
0:6.8.2-1.EL.31
xorg-x11-Mesa-libGL
Red Hat:enterprise_linux:4::ws
before 0:6.8.2-1.EL.31
0:6.8.2-1.EL.31
xorg-x11-Mesa-libGLU
Red Hat:enterprise_linux:4::ws
before 0:6.8.2-1.EL.31
0:6.8.2-1.EL.31
xorg-x11-Xdmx
Red Hat:enterprise_linux:4::ws
before 0:6.8.2-1.EL.31
0:6.8.2-1.EL.31
xorg-x11-Xnest
Red Hat:enterprise_linux:4::ws
before 0:6.8.2-1.EL.31
0:6.8.2-1.EL.31
xorg-x11-Xvfb
Red Hat:enterprise_linux:4::ws
before 0:6.8.2-1.EL.31
0:6.8.2-1.EL.31
xorg-x11-deprecated-libs
Red Hat:enterprise_linux:4::ws
before 0:6.8.2-1.EL.31
0:6.8.2-1.EL.31
xorg-x11-deprecated-libs-devel
Red Hat:enterprise_linux:4::ws
before 0:6.8.2-1.EL.31
0:6.8.2-1.EL.31
xorg-x11-devel
Red Hat:enterprise_linux:4::ws
before 0:6.8.2-1.EL.31
0:6.8.2-1.EL.31
xorg-x11-doc
Red Hat:enterprise_linux:4::ws
before 0:6.8.2-1.EL.31
0:6.8.2-1.EL.31
xorg-x11-font-utils
Red Hat:enterprise_linux:4::ws
before 0:6.8.2-1.EL.31
0:6.8.2-1.EL.31
xorg-x11-libs
Red Hat:enterprise_linux:4::ws
before 0:6.8.2-1.EL.31
0:6.8.2-1.EL.31
xorg-x11-sdk
Red Hat:enterprise_linux:4::ws
before 0:6.8.2-1.EL.31
0:6.8.2-1.EL.31
xorg-x11-tools
Red Hat:enterprise_linux:4::ws
before 0:6.8.2-1.EL.31
0:6.8.2-1.EL.31
xorg-x11-twm
Red Hat:enterprise_linux:4::ws
before 0:6.8.2-1.EL.31
0:6.8.2-1.EL.31
xorg-x11-xauth
Red Hat:enterprise_linux:4::ws
before 0:6.8.2-1.EL.31
0:6.8.2-1.EL.31
xorg-x11-xdm
Red Hat:enterprise_linux:4::ws
before 0:6.8.2-1.EL.31
0:6.8.2-1.EL.31
xorg-x11-xfs
Red Hat:enterprise_linux:4::ws
before 0:6.8.2-1.EL.31
0:6.8.2-1.EL.31

History

History
RecordedChangedSources
aliasesEUVD
affected, aliases, facts, published, references, titleGitHub Advisories, OSV
first indexedCVE List, NVD

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2007-4730 is a medium vulnerability (CVSS 4.3) in X.org Xorg-server, published September 9, 2007. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.51%, the 43rd percentile. Fixed in xorg-server 2:1.4-1.

References

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