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Ubuntu Security Notice USN-4175-1

Ubuntu Security Notice USN-4175-1
Posted Nov 5, 2019
Authored by Ubuntu | Site security.ubuntu.com

Ubuntu Security Notice 4175-1 - It was discovered that Nokogiri incorrectly handled inputs. A remote attacker could possibly use this issue to execute arbitrary OS commands.

tags | advisory, remote, arbitrary
systems | linux, ubuntu
advisories | CVE-2019-5477
MD5 | e1229e8ff66cd9325e0fed7b3beeb2e3

Ubuntu Security Notice USN-4175-1

Change Mirror Download
==========================================================================
Ubuntu Security Notice USN-4175-1
November 05, 2019

ruby-nokogiri vulnerability
==========================================================================

A security issue affects these releases of Ubuntu and its derivatives:

- Ubuntu 19.10
- Ubuntu 19.04
- Ubuntu 18.04 LTS
- Ubuntu 16.04 LTS

Summary:

Nokogiri could be made to execute programs if it received
specially crafted input.

Software Description:
- ruby-nokogiri: HTML, XML, SAX, and Reader parser for Ruby

Details:

It was discovered that Nokogiri incorrectly handled inputs. A remote attacker
could possibly use this issue to execute arbitrary OS commands.

Update instructions:

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

Ubuntu 19.10:
ruby-nokogiri 1.10.3+dfsg1-2ubuntu0.1

Ubuntu 19.04:
ruby-nokogiri 1.10.0+dfsg1-2ubuntu0.1

Ubuntu 18.04 LTS:
ruby-nokogiri 1.8.2-1ubuntu0.1

Ubuntu 16.04 LTS:
ruby-nokogiri 1.6.7.2-3ubuntu0.1

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

References:
https://usn.ubuntu.com/4175-1
CVE-2019-5477

Package Information:
https://launchpad.net/ubuntu/+source/ruby-nokogiri/1.10.3+dfsg1-2ubuntu0.1
https://launchpad.net/ubuntu/+source/ruby-nokogiri/1.10.0+dfsg1-2ubuntu0.1
https://launchpad.net/ubuntu/+source/ruby-nokogiri/1.8.2-1ubuntu0.1
https://launchpad.net/ubuntu/+source/ruby-nokogiri/1.6.7.2-3ubuntu0.1

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