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USN-3356-1: 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

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.

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 17.04
Ubuntu 16.10
Ubuntu 16.04
Ubuntu 14.04

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

References

Related notices

  • USN-3356-2: libexpat1, lib64expat1, expat
  • USN-4825-1: libcoin80v5, libcoin80, coin3, libcoin80-runtime, libcoin80-doc, libcoin80-dev