CVE-2012-1601
The MITRE CVE dictionary describes this issue as:
The KVM implementation in the Linux kernel before 3.3.6 allows host OS users to cause a denial of service (NULL pointer dereference and host OS crash) by making a KVM_CREATE_IRQCHIP ioctl call after a virtual CPU already exists.
Find out more about CVE-2012-1601 from the MITRE CVE dictionary dictionary and NIST NVD.
Statement
This issue did not affect the versions of Linux kernel as shipped with Red Hat Enterprise MRG as they did not provide support for the KVM subsystem. This has been addressed in Red Hat Enterprise Linux 6 via https://rhn.redhat.com/errata/RHSA-2012-0571.html. This has been addressed in Red Hat Enterprise Linux 5 via RHSA-2012:0676 https://rhn.redhat.com/errata/RHSA-2012-0676.html.
CVSS v2 metrics
| Base Score | 4 |
|---|---|
| Base Metrics | AV:L/AC:H/Au:N/C:N/I:N/A:C |
| Access Vector | Local |
| 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 6 (kernel) | RHSA-2012:0571 | 2012-05-15 |
| Red Hat Enterprise Linux Virtualization 5 (kvm) | RHSA-2012:0676 | 2012-05-21 |
Affected Packages State
| Platform | Package | State |
|---|---|---|
| Red Hat Enterprise MRG 2 | realtime-kernel | Not affected |
CVE description copyright © 2017, The MITRE Corporation