CVE-2012-2934
The MITRE CVE dictionary describes this issue as:
Find out more about CVE-2012-2934 from the MITRE CVE dictionary dictionary and NIST NVD.
Statement
This issue did not affect the versions of the Linux kernel as shipped with Red Hat Enterprise Linux 5 and 6, and Red Hat Enterprise MRG, as those versions have a guard page between the end of the user-mode accessible virtual address space and the beginning of the non-canonical area due to CVE-2005-1764 fix.
This issue did affect the versions of Xen hypervisor as shipped with Red Hat Enterprise Linux 5. A kernel-xen update for Red Hat Enterprise Linux 5 is available to address this flaw.
CVSS v2 metrics
| Base Score | 4.6 |
|---|---|
| Base Metrics | AV:A/AC:H/Au:N/C:N/I:N/A:C |
| Access Vector | Adjacent Network |
| Access Complexity | High |
| Authentication | None |
| Confidentiality Impact | None |
| Integrity Impact | None |
| Availability Impact | Complete |
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 5 (kernel) | RHSA-2012:0721 | 2012-06-12 |
Affected Packages State
| Platform | Package | State |
|---|---|---|
| Red Hat Enterprise MRG 2 | realtime-kernel | Not affected |
| Red Hat Enterprise Linux 6 | kernel | Not affected |
| Red Hat Enterprise Linux 5 | kernel-xen | Will not fix |
Acknowledgements
Red Hat would like to thank the Xen project for reporting this issue.CVE description copyright © 2017, The MITRE Corporation
