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Ubuntu: USN-4668-3: python-apt regression

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Ubuntu: USN-4668-3: python-apt regression

Severity
4
CVSS
(AV:L/AC:M/Au:N/C:P/I:P/A:P)
Published
01/04/2021
Created
01/06/2021
Added
01/05/2021
Modified
01/05/2021

Description

USN-4668-1 fixed vulnerabilities in python-apt. The update caused a regression when using certain APIs with a file handle. This update fixes the problem.

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.

Solution(s)

  • ubuntu-upgrade-python-apt
  • ubuntu-upgrade-python3-apt

References

  • USN-4668-1
  • USN-4668-3

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