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USN-3513-2: 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

USN-3513-1 fixed a vulnerability in libxml2. This update provides
the corresponding update for Ubuntu 12.04 ESM.

Original advisory 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 12.04

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

References

Related notices

  • USN-3513-1: libxml2-dev, libxml2, libxml2-doc, python-libxml2, libxml2-utils, libxml2-udeb, python3-libxml2

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Further reading