CVE-2020-1983
6.5
MEDIUM
CVSS 3.1
EPSS 0.15%
Description
A use after free vulnerability in ip_reass() in ip_input.c of libslirp 4.2.0 and prior releases allows crafted packets to cause a denial of service.
How to fix CVE-2020-1983
To remediate CVE-2020-1983, upgrade the affected package to a fixed version below.
- Debian/libslirp—upgrade to 4.2.0-2 or later
- Debian/qemu—upgrade to 1:4.1-2 or later
- —upgrade to 1.0.1-1 or later
Is CVE-2020-1983 being exploited?
Low — EPSS is 0.1%, meaning exploitation activity has not been observed at scale.
Affected packages (3)
- from 0, < 4.2.0-2
- from 0, < 1:4.1-2
- from 0, < 1.0.1-1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM6.5 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H |