CVE-2018-20191
7.5
HIGH
CVSS 3.1
EPSS 0.73%
Description
hw/rdma/vmw/pvrdma_main.c in QEMU does not implement a read operation (such as uar_read by analogy to uar_write), which allows attackers to cause a denial of service (NULL pointer dereference).
How to fix CVE-2018-20191
To remediate CVE-2018-20191, upgrade the affected package to a fixed version below.
- Debian/qemu—upgrade to 1:4.1-1 or later
Is CVE-2018-20191 being exploited?
Low — EPSS is 0.7%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- from 0, < 1:4.1-1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |