First published: Mon Feb 13 2017(Updated: )
The xhci_kick_epctx function in hw/usb/hcd-xhci.c in QEMU (aka Quick Emulator) allows local guest OS privileged users to cause a denial of service (infinite loop and QEMU process crash) via vectors related to control transfer descriptor sequence.
Credit: cve@mitre.org
Affected Software | Affected Version | How to fix |
---|---|---|
QEMU KVM | <=2.8.1.1 | |
Debian GNU/Linux | =8.0 | |
redhat openstack | =6.0 | |
redhat openstack | =7.0 | |
redhat openstack | =8 | |
redhat openstack | =9 | |
redhat openstack | =10 | |
redhat openstack | =11 | |
Red Hat Enterprise Virtualization | =4.0 | |
Red Hat Enterprise Linux | =7.0 |
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CVE-2017-5973 has been classified as a high severity vulnerability due to its potential to cause a denial of service.
To fix CVE-2017-5973, upgrade QEMU to version 2.8.2 or later.
CVE-2017-5973 affects QEMU versions up to and including 2.8.1.1.
CVE-2017-5973 allows local guest OS privileged users to cause a denial of service through an infinite loop.
The impact of CVE-2017-5973 on affected systems includes potential crashes of the QEMU process, resulting in service downtime.