CVE-2016-1981
5.5
MEDIUM
CVSS 3.1
EPSS 0.06%
Description
QEMU (aka Quick Emulator) built with the e1000 NIC emulation support is vulnerable to an infinite loop issue. It could occur while processing data via transmit or receive descriptors, provided the initial receive/transmit descriptor head (TDH/RDH) is set outside the allocated descriptor buffer. A privileged user inside guest could use this flaw to crash the QEMU instance resulting in DoS.
How to fix CVE-2016-1981
To remediate CVE-2016-1981, upgrade the affected package to a fixed version below.
- —upgrade to 1:2.5+dfsg-5 or later
Is CVE-2016-1981 being exploited?
Low — EPSS is 0.1%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- from 0, < 1:2.5+dfsg-5
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM5.5 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H |