CVE-2011-0726

CVE Details

Release Date:	2011-07-18
Impact:	Low	What is this?

Description

The do_task_stat function in fs/proc/array.c in the Linux kernel before 2.6.39-rc1 does not perform an expected uid check, which makes it easier for local users to defeat the ASLR protection mechanism by reading the start_code and end_code fields in the /proc/#####/stat file for a process executing a PIE binary.

See more information about CVE-2011-0726 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:	2.1
Vector String:	AV:L/AC:L/Au:N/C:P/I:N/A:N
Version:	2.0
Attack Vector:	Local
Attack Complexity:	Low
Authentication:	None
Confidentiality Impact:	Partial
Integrity Impact:	None
Availability Impact:	None

Errata information

Platform	Errata	Release Date
Oracle Linux version 5 (kernel)	ELSA-2011-0833	2011-05-31
Oracle Linux version 5 (kernel-uek)	ELSA-2011-2015	2011-05-11
Oracle Linux version 5 (ocfs2-2.6.18-238.12.1.0.1.el5)	ELSA-2011-0833	2011-05-31
Oracle Linux version 5 (ofa-2.6.32-100.28.15.el5)	ELSA-2011-2015	2011-05-11
Oracle Linux version 5 (oracleasm-2.6.18-238.12.1.0.1.el5)	ELSA-2011-0833	2011-05-31
Oracle Linux version 6 (kernel)	ELSA-2011-0498	2011-05-10
Oracle Linux version 6 (kernel-uek)	ELSA-2011-2015	2011-05-11