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USN-4172-1: file vulnerability

30 October 2019

file could be made to crash or run programs if it opened a specially crafted file.



  • file - Tool to determine file types


It was discovered that file incorrectly handled certain malformed files. An
attacker could use this issue to cause a denial of service, or possibly
execute arbitrary code.

Update instructions

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

Ubuntu 19.10
Ubuntu 19.04
Ubuntu 18.04
Ubuntu 16.04

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


Related notices

  • USN-4172-2: libmagic1, python3-magic, libmagic-dev, python-magic, file