Executive Summary

Summary
Title Ruby vulnerabilities
Informations
Name USN-3945-1 First vendor Publication 2019-04-11
Vendor Ubuntu Last vendor Modification 2019-04-11
Severity (Vendor) N/A Revision N/A

Security-Database Scoring CVSS v3

Cvss vector : N/A
Overall CVSS Score NA
Base Score NA Environmental Score NA
impact SubScore NA Temporal Score NA
Exploitabality Sub Score NA
 
Calculate full CVSS 3.0 Vectors scores

Security-Database Scoring CVSS v2

Cvss vector :
Cvss Base Score N/A Attack Range N/A
Cvss Impact Score N/A Attack Complexity N/A
Cvss Expoit Score N/A Authentication N/A
Calculate full CVSS 2.0 Vectors scores

Detail

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

- Ubuntu 18.10 - Ubuntu 18.04 LTS - Ubuntu 16.04 LTS - Ubuntu 14.04 LTS

Summary:

Several security issues were fixed in Ruby.

Software Description: - ruby2.5: Interpreter of object-oriented scripting language Ruby - ruby2.3: Object-oriented scripting language - ruby1.9.1: Object-oriented scripting language - ruby2.0: Object-oriented scripting language

Details:

It was discovered that Ruby incorrectly handled certain RubyGems. An attacker could possibly use this issue to execute arbitrary commands. (CVE-2019-8320)

It was discovered that Ruby incorrectly handled certain inputs. An attacker could possibly use this issue to execute arbitrary code. (CVE-2019-8321, CVE-2019-8322, CVE-2019-8323, CVE-2019-8324, CVE-2019-8325)

Update instructions:

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

Ubuntu 18.10: ﾃつ libruby2.5ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ 2.5.1-5ubuntu4.3 ﾃつ ruby2.5ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ 2.5.1-5ubuntu4.3

Ubuntu 18.04 LTS: ﾃつ libruby2.5ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ 2.5.1-1ubuntu1.2 ﾃつ ruby2.5ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ 2.5.1-1ubuntu1.2

Ubuntu 16.04 LTS: ﾃつ libruby2.3ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ 2.3.1-2~16.04.12 ﾃつ ruby2.3ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ 2.3.1-2~16.04.12

Ubuntu 14.04 LTS: ﾃつ libruby1.9.1ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ 1.9.3.484-2ubuntu1.14 ﾃつ libruby2.0ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ 2.0.0.484-1ubuntu2.13 ﾃつ ruby1.9.1ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ 1.9.3.484-2ubuntu1.14 ﾃつ ruby1.9.3ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ 1.9.3.484-2ubuntu1.14 ﾃつ ruby2.0ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ 2.0.0.484-1ubuntu2.13

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

References: ﾃつ https://usn.ubuntu.com/usn/usn-3945-1 ﾃつ CVE-2019-8320, CVE-2019-8321, CVE-2019-8322, CVE-2019-8323, ﾃつ CVE-2019-8324, CVE-2019-8325

Package Information: ﾃつ https://launchpad.net/ubuntu/+source/ruby2.5/2.5.1-5ubuntu4.3 ﾃつ https://launchpad.net/ubuntu/+source/ruby2.5/2.5.1-1ubuntu1.2 ﾃつ https://launchpad.net/ubuntu/+source/ruby2.3/2.3.1-2~16.04.12 ﾃつ https://launchpad.net/ubuntu/+source/ruby1.9.1/1.9.3.484-2ubuntu1.14 ﾃつ https://launchpad.net/ubuntu/+source/ruby2.0/2.0.0.484-1ubuntu2.13

Original Source

Url : http://www.ubuntu.com/usn/USN-3945-1

Alert History

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Date Informations
2019-04-11 17:18:43
  • First insertion