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USN-3513-1: libxml2 vulnerability

13 December 2017

libxml2 could be made to crash or run arbitrary code if it opened a specially crafted file.

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Releases

Packages

Details

It was discovered that libxml2 incorrecty handled certain files. An attacker
could use this issue with specially constructed XML data to cause libxml2 to
consume resources, leading to a denial of service.

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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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Update instructions

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

Ubuntu 17.10
Ubuntu 17.04
Ubuntu 16.04
Ubuntu 14.04

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

References

Related notices

  • USN-3513-2: libxml2-utils, libxml2, python-libxml2

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Further reading