CVE-2014-0077
The MITRE CVE dictionary describes this issue as:
drivers/vhost/net.c in the Linux kernel before 3.13.10, when mergeable buffers are disabled, does not properly validate packet lengths, which allows guest OS users to cause a denial of service (memory corruption and host OS crash) or possibly gain privileges on the host OS via crafted packets, related to the handle_rx and get_rx_bufs functions.
Find out more about CVE-2014-0077 from the MITRE CVE dictionary dictionary and NIST NVD.
Statement
This issue does not affect Red Hat Enterprise Linux 5 and Red Hat Enterprise MRG 2.
CVSS v2 metrics
| Base Score | 5.5 |
|---|---|
| Base Metrics | AV:A/AC:H/Au:S/C:P/I:P/A:C |
| Access Vector | Adjacent Network |
| Access Complexity | High |
| Authentication | Single |
| Confidentiality Impact | Partial |
| Integrity Impact | Partial |
| 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 Extended Update Support 6.3 (kernel) | RHSA-2014:0593 | 2014-06-03 |
| Red Hat Enterprise Linux 6 (kernel) | RHSA-2014:0475 | 2014-05-07 |
| RHEV Hypervisor for RHEL-6 (rhev-hypervisor6) | RHSA-2014:0629 | 2014-06-05 |
| Red Hat Enterprise Linux Extended Update Support 6.4 (kernel) | RHSA-2014:0634 | 2014-06-04 |
Affected Packages State
| Platform | Package | State |
|---|---|---|
| Red Hat Enterprise MRG 2 | realtime-kernel | Not affected |
| Red Hat Enterprise Linux 7 | kernel | Not affected |
| Red Hat Enterprise Linux 5 | kernel | Not affected |
Acknowledgements
This issue was discovered by Michael S. Tsirkin of Red Hat.CVE description copyright © 2017, The MITRE Corporation