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Sicherheit: Denial of Service in NetworkManager
Aktuelle Meldungen Distributionen
Name: Denial of Service in NetworkManager
ID: USN-4914-1
Distribution: Ubuntu
Plattformen: Ubuntu 20.10
Datum: Mi, 14. April 2021, 23:27
Referenzen: https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-20297
Applikationen: NetworkManager

Originalnachricht

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From: Marc Deslauriers <marc.deslauriers@canonical.com>
Reply-To: Ubuntu Security <security@ubuntu.com>
To: "ubuntu-security-announce@lists.ubuntu.com"
<ubuntu-security-announce@lists.ubuntu.com>
Message-ID: <5ea83950-b230-c67c-8e32-43c243d03485@canonical.com>
Subject: [USN-4914-1] NetworkManager vulnerability

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==========================================================================
Ubuntu Security Notice USN-4914-1
April 14, 2021

network-manager vulnerability
==========================================================================

A security issue affects these releases of Ubuntu and its derivatives:

- Ubuntu 20.10

Summary:

NetworkManager could be made to crash if it received specially crafted
input.

Software Description:
- network-manager: Network connection manager

Details:

It was discovered that NetworkManager incorrectly handled certain profiles.
A local attacker could possibly use this issue to cause NetworkManager to
crash, resulting in a denial of service.

Update instructions:

The problem can be corrected by updating your system to the following
package versions:

Ubuntu 20.10:
network-manager 1.26.2-1ubuntu1.1

After a standard system update you need to reboot your computer to make
all the necessary changes.

References:
https://ubuntu.com/security/notices/USN-4914-1
CVE-2021-20297

Package Information:
https://launchpad.net/ubuntu/+source/network-manager/1.26.2-1ubuntu1.1


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