Public Date:
1181054: CVE-2014-9585 kernel: ASLR bruteforce possible for vdso library
An information leak flaw was found in the way the Linux kernel's Virtual Dynamic Shared Object (vDSO) implementation performed address randomization. A local, unprivileged user could use this flaw to leak kernel memory addresses to user-space.

Find out more about CVE-2014-9585 from the MITRE CVE dictionary dictionary and NIST NVD.


This issue affects the versions of the Linux kernel as shipped with
Red Hat Enterprise Linux 5, 6, 7 and Red Hat Enterprise MRG 2. Future kernel
updates for Red Hat Enterprise Linux 7 and Red Hat Enterprise MRG 2 may
address this issue.

Red Hat Enterprise Linux 5 is now in Production 3 Phase of the support and
maintenance life cycle. This has been rated as having Low security
impact and is not currently planned to be addressed in future updates. For
additional information, refer to the Red Hat Enterprise Linux Life

Red Hat Enterprise MRG 2:
This vulnerability has been rated as having a security impact of Low. After evaluation and in accordance with the criteria noted in the product support life cycle, there are no plans to address this issue in an upcoming release. Please contact Red Hat Support for further information.

CVSS v2 metrics

Base Score 1.9
Base Metrics AV:L/AC:M/Au:N/C:P/I:N/A:N
Access Vector Local
Access Complexity Medium
Authentication None
Confidentiality Impact Partial
Integrity Impact None
Availability Impact None

Find out more about Red Hat support for the Common Vulnerability Scoring System (CVSS).

Red Hat Security Errata

Platform Errata Release Date
Red Hat Enterprise Linux 7 (kernel) RHSA-2015:1778 2015-09-15
Red Hat MRG Grid for RHEL 6 Server v.2 (kernel-rt) RHSA-2015:1787 2015-09-15
Red Hat Enterprise Linux 6 (kernel) RHSA-2015:1081 2015-06-09
Red Hat Enterprise Linux for Real Time for NFV (v. 7) (kernel-rt) RHSA-2015:1788 2015-09-15

Affected Packages State

Platform Package State
Red Hat Enterprise MRG 2 kernel Will not fix
Red Hat Enterprise Linux 5 kernel Fix deferred
Unless explicitly stated as not affected, all previous versions of packages in any minor update stream of a product listed here should be assumed vulnerable, although may not have been subject to full analysis.
Last Modified