CVE-2011-0521
The MITRE CVE dictionary describes this issue as:
Find out more about CVE-2011-0521 from the MITRE CVE dictionary dictionary and NIST NVD.
Statement
Red Hat is aware of this issue and is tracking it via the following bug:
https://bugzilla.redhat.com/CVE-2011-0521
This issue did not affect the version of the Linux kernel as shipped with Red Hat Enterprise Linux 3 as it did not include support for ULE (Unidirectional Lightweight Encapsulation). We have included a fix for this issue in Red Hat Enterprise Linux 4, 5 and Red Hat Enterprise MRG however the affected module is not build by default.
CVSS v2 metrics
| Base Score | 6.9 |
|---|---|
| Base Metrics | AV:L/AC:M/Au:N/C:C/I:C/A:C |
| Access Vector | Local |
| Access Complexity | Medium |
| Authentication | None |
| Confidentiality Impact | Complete |
| Integrity Impact | Complete |
| 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-2011:0429 | 2011-04-12 |
| Red Hat Enterprise Linux 6 (kernel) | RHSA-2011:0421 | 2011-04-08 |
| Red Hat Enterprise Linux 4 (kernel) | RHSA-2011:0263 | 2011-02-16 |
| MRG Grid for RHEL 5 Server (kernel-rt) | RHSA-2011:0330 | 2011-03-10 |
Affected Packages State
| Platform | Package | State |
|---|---|---|
| Red Hat Enterprise MRG 1 | realtime-kernel | Affected |
CVE description copyright © 2017, The MITRE Corporation