CVE-2007-4137

CVE Details

Release Date:	2007-09-18
Impact:	Important	What is this?

Description

Off-by-one error in the QUtf8Decoder::toUnicode function in Trolltech Qt 3 allows context-dependent attackers to cause a denial of service (crash) via a crafted Unicode string that triggers a heap-based buffer overflow. NOTE: Qt 4 has the same error in the QUtf8Codec::convertToUnicode function, but it is not exploitable.

See more information about CVE-2007-4137 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 3 (qt)	ELSA-2007-0883	2007-09-13
Oracle Enterprise Linux version 4 (qt)	ELSA-2007-0883	2007-09-13
Oracle Linux version 5 (qt)	ELSA-2007-0883	2007-09-13