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USN-3356-2: Expat vulnerability

19 July 2017

Expat could be made to hang if it received specially crafted input.

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Releases

Packages

  • expat - XML parsing C library

Details

USN-3356-1 fix a vulnerability in Expat. This update provides
the corresponding udpate for Ubuntu 12.04 ESM.

Original advisory details:

It was discovered that Expat incorrectly handled certain external entities.
A remote attacker could possibly use this issue to cause Expat to hang,
resulting in 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-3356-1: lib64expat1-dev, libexpat1, libexpat1-dev, lib64expat1, libexpat1-udeb, expat
  • USN-4825-1: libcoin80v5, libcoin80-runtime, coin3, libcoin80-doc, libcoin80, libcoin80-dev

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Further reading