[USN-4914-1] NetworkManager vulnerability
Marc Deslauriers
marc.deslauriers at canonical.com
Wed Apr 14 17:27:41 UTC 2021
==========================================================================
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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