DEBIAN-CVE-2020-27827

Advisory lineage Upstream: 1 Downstream: 3
Upstream
CVE-2020-27827
Published: 18 Mar 2021, 17:15
Last modified:28 Apr 2026, 20:19

Vulnerability Summary

Overall Risk (default)
medium
30/100
CVSS Score
7.5 HIGH
3.1 (osv_debian)
EPSS Score
No data
KEV
Not listed
Ransomware
No reports
Public exploits
None found
Dark Web
Not detected

Timeline

18 Mar 2021, 17:15
Published
Vulnerability first disclosed
28 Apr 2026, 20:19
Last Modified
Vulnerability information updated

Description

A flaw was found in multiple versions of OpenvSwitch. Specially crafted LLDP packets can cause memory to be lost when allocating data to handle specific optional TLVs, potentially causing a denial of service. The highest threat from this vulnerability is to system availability.

CVSS Metrics

  • v3.1•HIGH•Score: 7.5CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Affected Systems

  • debian•lldpd

    < 1.0.8-1 | < 1.0.8-1 | < 1.0.8-1 | < 1.0.8-1

  • debian•openvswitch

    < 2.15.0~git20210104.def6eb1ea+dfsg1-4 | < 2.15.0~git20210104.def6eb1ea+dfsg1-4 | < 2.15.0~git20210104.def6eb1ea+dfsg1-4 | < 2.15.0~git20210104.def6eb1ea+dfsg1-4

References (1)