CVE-2012-6538
The MITRE CVE dictionary describes this issue as:
The copy_to_user_auth function in net/xfrm/xfrm_user.c in the Linux kernel before 3.6 uses an incorrect C library function for copying a string, which allows local users to obtain sensitive information from kernel heap memory by leveraging the CAP_NET_ADMIN capability.
Find out more about CVE-2012-6538 from the MITRE CVE dictionary dictionary and NIST NVD.
Statement
This issue does not affect the versions of the kernel package as shipped with
Red Hat Enterprise Linux 5 and Red Hat Enterprise MRG 2.
This issue affects the versions of Linux kernel as shipped with Red Hat
Enterprise Linux 6 . This issue has been addressed in Red Hat Enterprise Linux 6 via https://rhn.redhat.com/errata/RHSA-2013-0744.html.
CVSS v2 metrics
| Base Score | 1.5 |
|---|---|
| Base Metrics | AV:L/AC:M/Au:S/C:P/I:N/A:N |
| Access Vector | Local |
| Access Complexity | Medium |
| Authentication | Single |
| 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 6 (kernel) | RHSA-2013:0744 | 2013-04-23 |
Affected Packages State
| Platform | Package | State |
|---|---|---|
| Red Hat Enterprise MRG 2 | realtime-kernel | Not affected |
| Red Hat Enterprise Linux 5 | kernel | Not affected |
CVE description copyright © 2017, The MITRE Corporation