CVE-2007-4730

no score yetEPSS 0.5%

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.

EPSS: 0.5% chance of exploitation in the next 30 days; higher than 43% of CVEs (scores of 2026-10-31)
CWE: CWE-119
Published: 2007-09-11
Modified: 2026-06-16
Record from: the NVD, synced 2026-10-19

Affected

x.org:xorg-server

References

http://bugs.freedesktop.org/show_bug.cgi?id=7447
http://bugs.gentoo.org/show_bug.cgi?id=191964
http://lists.freedesktop.org/archives/xorg-announce/2007-September/000378.html
http://osvdb.org/37726
http://secunia.com/advisories/26743

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