CVE-2016-8576
qemu-kvm - security update
6.0
MEDIUM
CVSS 3.1
EPSS 0.09%
Description
The xhci_ring_fetch function in hw/usb/hcd-xhci.c in QEMU (aka Quick Emulator) allows local guest OS administrators to cause a denial of service (infinite loop and QEMU process crash) by leveraging failure to limit the number of link Transfer Request Blocks (TRB) to process.
How to fix CVE-2016-8576
To remediate CVE-2016-8576, upgrade the affected package to a fixed version below.
- —upgrade to 2.8.1-r1 or later
- —upgrade to 1:2.8+dfsg-1 or later
- —upgrade to 1.1.2+dfsg-6+deb7u17 or later
- —upgrade to 1.1.2+dfsg-6+deb7u17 or later
Is CVE-2016-8576 being exploited?
Low — EPSS is 0.1%, meaning exploitation activity has not been observed at scale.
Affected packages (4)
- from 0, < 2.8.1-r1
- from 0, < 1:2.8+dfsg-1
- from 0, < 1.1.2+dfsg-6+deb7u17
- from 0, < 1.1.2+dfsg-6+deb7u17
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM6.0 | CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:N/I:N/A:H |