CVE-2011-1020

CVE Details

Release Date:	2011-02-07
Impact:	Moderate	What is this?

Description

The proc filesystem implementation in the Linux kernel 2.6.37 and earlier does not restrict access to the /proc directory tree of a process after this process performs an exec of a setuid program, which allows local users to obtain sensitive information or cause a denial of service via open, lseek, read, and write system calls.

See more information about CVE-2011-1020 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:	3.6
Vector String:	AV:L/AC:L/Au:N/C:P/I:P/A:N
Version:	2.0
Attack Vector:	Local
Attack Complexity:	Low
Authentication:	None
Confidentiality Impact:	Partial
Integrity Impact:	Partial
Availability Impact:	None

Errata information

Platform	Errata	Release Date
Oracle Linux version 5 (kernel)	ELSA-2012-0007	2012-01-11
Oracle Linux version 5 (kernel-uek)	ELSA-2011-2037	2011-12-14
Oracle Linux version 5 (ocfs2-2.6.18-274.17.1.0.1.el5)	ELSA-2012-0007	2012-01-11
Oracle Linux version 5 (ofa-2.6.32-300.3.1.el5uek)	ELSA-2011-2037	2011-12-14
Oracle Linux version 5 (oracleasm-2.6.18-274.17.1.0.1.el5)	ELSA-2012-0007	2012-01-11
Oracle Linux version 6 (kernel)	ELSA-2011-1530	2011-12-14
Oracle Linux version 6 (kernel-uek)	ELSA-2011-2037	2011-12-14
Oracle Linux version 6 (ofa-2.6.32-300.3.1.el6uek)	ELSA-2011-2037	2011-12-14