DEBIAN-CVE-2020-1983

Advisory lineage Upstream: 1 Downstream: 3
Upstream
CVE-2020-1983
Published: 22 Apr 2020, 20:15
Last modified:28 Apr 2026, 20:21

Vulnerability Summary

Overall Risk (default)
medium
26/100
CVSS Score
6.5 MEDIUM
3.1 (osv_debian)
EPSS Score
No data
KEV
Not listed
Ransomware
No reports
Public exploits
None found
Dark Web
Not detected

Timeline

22 Apr 2020, 20:15
Published
Vulnerability first disclosed
28 Apr 2026, 20:21
Last Modified
Vulnerability information updated

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.

CVSS Metrics

  • v3.1•MEDIUM•Score: 6.5CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H

Affected Systems

  • debian•libslirp

    < 4.2.0-2 | < 4.2.0-2 | < 4.2.0-2 | < 4.2.0-2

  • debian•qemu

    < 1:4.1-2 | < 1:4.1-2 | < 1:4.1-2 | < 1:4.1-2

  • debian•slirp4netns

    < 1.0.1-1 | < 1.0.1-1 | < 1.0.1-1 | < 1.0.1-1

References (1)