CVE-2007-4568

Medium

Description

Integer overflow in the build_range function in X.Org X Font Server (xfs) before 1.0.5 allows context-dependent attackers to execute arbitrary code via (1) QueryXBitmaps and (2) QueryXExtents protocol requests with crafted size values, which triggers a heap-based buffer overflow.

SeverityMedium

CVSS6.8

Exploit probability—

ProductX.org X Font Server

PublishedOct 5, 2007

First seenOct 5, 2007

How to fix

Vendor advisories

redhat.com/archives/fedora-package-announce/2007-December/msg00352.html

Affected products

Product	Affected versions	Fixed in
x.org x_font_server	1.0.1, 1.0.2, 1.0.4	—

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