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USN-4359-1: APT vulnerability

14 May 2020

APT could be made to crash if it opened a specially crafted file.

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Ubuntu Pro provides ten-year security coverage to 25,000+ packages in Main and Universe repositories, and it is free for up to five machines.

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Releases

Packages

  • apt - Advanced front-end for dpkg

Details

It was discovered that APT incorrectly handled certain filenames during
package installation. If an attacker could provide a specially crafted
package to be installed by the system administrator, this could cause APT
to crash.

Reduce your security exposure

Ubuntu Pro provides ten-year security coverage to 25,000+ packages in Main and Universe repositories, and it is free for up to five machines.

Learn more about Ubuntu Pro

Update instructions

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

Ubuntu 20.04
Ubuntu 19.10
Ubuntu 18.04
Ubuntu 16.04

In general, a standard system update will make all the necessary changes.

References

Related notices

  • USN-4359-2: libapt-inst1.4, libapt-pkg4.12, apt-transport-https, apt, libapt-pkg-doc, libapt-pkg-dev, libapt-inst1.5, apt-doc, apt-utils