CVE-2011-2695

CVE Details

Release Date:	2011-07-28
Impact:	Important	What is this?

Description

Multiple off-by-one errors in the ext4 subsystem in the Linux kernel before 3.0-rc5 allow local users to cause a denial of service (BUG_ON and system crash) by accessing a sparse file in extent format with a write operation involving a block number corresponding to the largest possible 32-bit unsigned integer.

See more information about CVE-2011-2695 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:	4.9
Vector String:	AV:L/AC:L/Au:N/C:N/I:N/A:C
Version:	2.0
Attack Vector:	Local
Attack Complexity:	Low
Authentication:	None
Confidentiality Impact:	None
Integrity Impact:	None
Availability Impact:	Complete

Errata information

Platform	Errata	Release Date
Oracle Linux version 5 (kernel)	ELSA-2011-1386	2011-10-21
Oracle Linux version 5 (kernel-uek)	ELSA-2011-2025	2011-08-24
Oracle Linux version 5 (ocfs2-2.6.18-274.7.1.0.1.el5)	ELSA-2011-1386	2011-10-21
Oracle Linux version 5 (ofa-2.6.32-200.19.1.el5uek)	ELSA-2011-2025	2011-08-24
Oracle Linux version 5 (oracleasm-2.6.18-274.7.1.0.1.el5)	ELSA-2011-1386	2011-10-21
Oracle Linux version 6 (kernel)	ELSA-2011-1189	2011-08-23
Oracle Linux version 6 (kernel-uek)	ELSA-2011-2025	2011-08-24
Oracle Linux version 6 (ofa-2.6.32-200.19.1.el6uek)	ELSA-2011-2025	2011-08-24