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USN-4560-1: Gon gem vulnerability

30 September 2020

Gon gem could be made to run programs if it received specially crafted network traffic.

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Releases

Packages

  • ruby-gon - Ruby library to send data to JavaScript from a Ruby application

Details

It was discovered that Gon gem did not properly escape certain input. An
attacker could use this vulnerability to execute a cross-site scripting
(XSS) attack.

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 18.04

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

References

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Further reading