An issue was discovered in the kernel in NetBSD 7.1. An Access Point (AP) forwards EAPOL frames to other clients even though the sender has not yet successfully authenticated to the AP. This might be abused in projected Wi-Fi networks to launch denial-of-service attacks against connected clients and makes it easier to exploit other vulnerabilities in connected clients.

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Advisories
Source ID Title
Debian DLA Debian DLA DLA-2689-1 linux security update
Debian DLA Debian DLA DLA-2690-1 linux-4.19 security update
EUVD EUVD EUVD-2020-18766 An issue was discovered in the kernel in NetBSD 7.1. An Access Point (AP) forwards EAPOL frames to other clients even though the sender has not yet successfully authenticated to the AP. This might be abused in projected Wi-Fi networks to launch denial-of-service attacks against connected clients and makes it easier to exploit other vulnerabilities in connected clients.
Ubuntu USN Ubuntu USN USN-4997-1 Linux kernel vulnerabilities
Ubuntu USN Ubuntu USN USN-4997-2 Linux kernel (KVM) vulnerabilities
Ubuntu USN Ubuntu USN USN-4999-1 Linux kernel vulnerabilities
Ubuntu USN Ubuntu USN USN-5000-1 Linux kernel vulnerabilities
Ubuntu USN Ubuntu USN USN-5000-2 Linux kernel (KVM) vulnerabilities
Ubuntu USN Ubuntu USN USN-5001-1 Linux kernel (OEM) vulnerabilities
Ubuntu USN Ubuntu USN USN-5018-1 Linux kernel vulnerabilities
Ubuntu USN Ubuntu USN USN-5343-1 Linux kernel vulnerabilities
Fixes

Solution

No solution given by the vendor.


Workaround

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History

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Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2024-08-04T15:49:07.127Z

Reserved: 2020-09-29T00:00:00

Link: CVE-2020-26139

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Modified

Published: 2021-05-11T20:15:08.647

Modified: 2024-11-21T05:19:20.157

Link: CVE-2020-26139

cve-icon Redhat

Severity : Moderate

Publid Date: 2021-05-12T00:00:00Z

Links: CVE-2020-26139 - Bugzilla

cve-icon OpenCVE Enrichment

No data.

Weaknesses