CVE-2016-5412
The MITRE CVE dictionary describes this issue as:
arch/powerpc/kvm/book3s_hv_rmhandlers.S in the Linux kernel through 4.7 on PowerPC platforms, when CONFIG_KVM_BOOK3S_64_HV is enabled, allows guest OS users to cause a denial of service (host OS infinite loop) by making a H_CEDE hypercall during the existence of a suspended transaction.
Find out more about CVE-2016-5412 from the MITRE CVE dictionary dictionary and NIST NVD.
Statement
This issue does not affect the versions of Linux kernel as shipped with
Red Hat Enterprise Linux 5, 6 and Red Hat Enterprise MRG 2.
This issue affects the version of the kernel packages as shipped with
Red Hat Enterprise Linux 7. Future kernel updates for Red Hat Enterprise Linux 7 may address this issue.
CVSS v2 metrics
| Base Score | 4.3 |
|---|---|
| Base Metrics | AV:A/AC:H/Au:S/C:N/I:N/A:C |
| Access Vector | Adjacent Network |
| Access Complexity | High |
| Authentication | Single |
| Confidentiality Impact | None |
| Integrity Impact | None |
| Availability Impact | Complete |
CVSS v3 metrics
| CVSS3 Base Score | 5.4 |
|---|---|
| CVSS3 Base Metrics | CVSS:3.0/AV:A/AC:H/PR:H/UI:N/S:C/C:N/I:N/A:H |
| Attack Vector | Adjacent Network |
| Attack Complexity | High |
| Privileges Required | High |
| User Interaction | None |
| Scope | Changed |
| Confidentiality | None |
| Integrity Impact | None |
| Availability Impact | High |
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 7 (kernel) | RHSA-2016:2574 | 2016-11-03 |
Affected Packages State
| Platform | Package | State |
|---|---|---|
| Red Hat Enterprise MRG 2 | realtime-kernel | Not affected |
| Red Hat Enterprise Linux 7 | kernel-rt | Not affected |
| Red Hat Enterprise Linux 6 | kernel | Not affected |
| Red Hat Enterprise Linux 5 | kernel | Not affected |
CVE description copyright © 2017, The MITRE Corporation