Ubuntu alert USN-4914-1 (network-manager)

From:
             
 
Marc Deslauriers <marc.deslauriers@canonical.com>
To:
             
 
"ubuntu-security-announce@lists.ubuntu.com" <ubuntu-security-announce@lists.ubuntu.com>
Subject:
             
 
[USN-4914-1] NetworkManager vulnerability
Date:
             
 
Wed, 14 Apr 2021 13:27:41 -0400
Message-ID:
             
 
<5ea83950-b230-c67c-8e32-43c243d03485@canonical.com>
==========================================================================
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...

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