Home / mailings

PDF

[USN-8212-1] authd vulnerability

Posted on 27 April 2026
Ubuntu Security

==========================================================================Ubuntu Security Notice USN-8212-1
April 27, 2026

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


Summary:

authd could be made to escalate privileges.

Software Description:

Details:

It was discovered that authd incorrectly assigned the primary group ID to
users under certain conditions. A local attacker could possibly use this
issue to achieve privilege escalation, or gain unauthorized access to files
belonging to other users.

Update instructions:

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

After a standard system update you need to restart authd to make all the
necessary changes.

References:
https://ubuntu.com/security/notices/USN-8212-1
CVE-2026-6970

--===============8571508759296268685==Content-Type: application/pgp-signature; name="signature.asc"
Content-Description: OpenPGP digital signature

 

TOP