Vulnerability Description
The rtl8139_cplus_transmit function in hw/net/rtl8139.c in QEMU (aka Quick Emulator) allows local guest OS administrators to cause a denial of service (infinite loop and CPU consumption) by leveraging failure to limit the ring descriptor count.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Qemu | Qemu | <= 2.7.1 |
| Debian | Debian Linux | 8.0 |
| Opensuse | Leap | 42.2 |
| Redhat | Openstack | 6.0 |
| Redhat | Virtualization | 4.0 |
| Redhat | Enterprise Linux | 7.0 |
Related Weaknesses (CWE)
References
- http://lists.opensuse.org/opensuse-updates/2016-12/msg00140.htmlMailing ListThird Party Advisory
- http://www.openwall.com/lists/oss-security/2016/10/24/2Mailing ListPatchThird Party Advisory
- http://www.openwall.com/lists/oss-security/2016/10/24/5Mailing ListThird Party Advisory
- http://www.securityfocus.com/bid/93844Third Party AdvisoryVDB Entry
- https://access.redhat.com/errata/RHSA-2017:2392Third Party Advisory
- https://access.redhat.com/errata/RHSA-2017:2408Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2018/11/msg00038.htmlMailing ListThird Party Advisory
- https://lists.gnu.org/archive/html/qemu-devel/2016-10/msg05495.htmlPatchThird Party Advisory
- https://security.gentoo.org/glsa/201611-11Third Party Advisory
- http://lists.opensuse.org/opensuse-updates/2016-12/msg00140.htmlMailing ListThird Party Advisory
- http://www.openwall.com/lists/oss-security/2016/10/24/2Mailing ListPatchThird Party Advisory
- http://www.openwall.com/lists/oss-security/2016/10/24/5Mailing ListThird Party Advisory
- http://www.securityfocus.com/bid/93844Third Party AdvisoryVDB Entry
- https://access.redhat.com/errata/RHSA-2017:2392Third Party Advisory
- https://access.redhat.com/errata/RHSA-2017:2408Third Party Advisory
FAQ
What is CVE-2016-8910?
CVE-2016-8910 is a vulnerability with a CVSS score of 6.0 (MEDIUM). The rtl8139_cplus_transmit function in hw/net/rtl8139.c in QEMU (aka Quick Emulator) allows local guest OS administrators to cause a denial of service (infinite loop and CPU consumption) by leveraging...
How severe is CVE-2016-8910?
CVE-2016-8910 has been rated MEDIUM with a CVSS base score of 6.0/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2016-8910?
Check the references section above for vendor advisories and patch information. Affected products include: Qemu Qemu, Debian Debian Linux, Opensuse Leap, Redhat Openstack, Redhat Virtualization.