DEBIAN-CVE-2020-35498

Advisory lineage Upstream: 1 Downstream: 2
Upstream
CVE-2020-35498
Published: 11 Feb 2021, 18:15
Last modified:28 Apr 2026, 20:18

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

11 Feb 2021, 18:15
Published
Vulnerability first disclosed
28 Apr 2026, 20:18
Last Modified
Vulnerability information updated

Description

A vulnerability was found in openvswitch. A limitation in the implementation of userspace packet parsing can allow a malicious user to send a specially crafted packet causing the resulting megaflow in the kernel to be too wide, 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•openvswitch

    < 2.15.0~git20210104.def6eb1ea+dfsg1-5 | < 2.15.0~git20210104.def6eb1ea+dfsg1-5 | < 2.15.0~git20210104.def6eb1ea+dfsg1-5 | < 2.15.0~git20210104.def6eb1ea+dfsg1-5

References (1)