USN-4668-1 fixed vulnerabilities in python-apt. That update caused a regression by removing information describing the Ubuntu 20.10 release from the Ubuntu templates. This update fixes the problem by restoring this information. We apologize for the inconvenience. Original advisory details: Kevin Backhouse discovered that python-apt incorrectly handled resources. A local attacker could possibly use this issue to cause python-apt to consume resources, leading to a denial of service.
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