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
Cycle: https://access.redhat.com/support/policy/updates/errata/.
| 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).
| 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 |
| Platform | Package | State |
|---|---|---|
| Red Hat Enterprise MRG 2 | kernel | Will not fix |
| Red Hat Enterprise Linux 5 | kernel | Fix deferred |
Vulmon