CVE-2007-4990

CVE Details

Release Date:	2007-10-05
Impact:	Low	What is this?

Description

The swap_char2b 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 that specify an arbitrary number of bytes to be swapped on the heap, which triggers heap corruption.

See more information about CVE-2007-4990 from MITRE CVE dictionary and NIST NVD

NOTE: The following CVSS metrics and score provided are preliminary and subject to review.

CVSS v2 metrics

Base Score:	7.5
Vector String:	AV:N/AC:L/Au:N/C:P/I:P/A:P
Version:	2.0
Attack Vector:	Network
Attack Complexity:	Low
Authentication:	None
Confidentiality Impact:	Partial
Integrity Impact:	Partial
Availability Impact:	Partial

Errata information

Platform	Errata	Release Date
Oracle Enterprise Linux version 4 (xorg-x11)	ELSA-2008-0030	2008-01-17