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Sicherheit: Mehrere Probleme in Ruby
Aktuelle Meldungen Distributionen
Name: Mehrere Probleme in Ruby
ID: USN-3621-1
Distribution: Ubuntu
Plattformen: Ubuntu 14.04 LTS, Ubuntu 16.04 LTS, Ubuntu 17.10
Datum: Do, 5. April 2018, 21:16
Referenzen: http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-1000075
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-1000074
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-1000076
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-1000078
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-1000077
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-1000073
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-1000079
Applikationen: Ruby

Originalnachricht


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==========================================================================
Ubuntu Security Notice USN-3621-1
April 05, 2018

ruby1.9.1, ruby2.0, ruby2.3 vulnerabilities
==========================================================================

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

- Ubuntu 17.10
- Ubuntu 16.04 LTS
- Ubuntu 14.04 LTS

Summary:

Several security issues were fixed in Ruby.

Software Description:
- 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 inputs. An
attacker could possibly use this to access sensitive information.
(CVE-2018-1000073)

It was discovered that Ruby incorrectly handled certain files. An
attacker could possibly use this to execute arbitrary code.
(CVE-2018-1000074)

It was discovered that Ruby incorrectly handled certain files. An
attacker could possibly use this to cause a denial of service.
(CVE-2018-1000075)

It was discovered that Ruby incorrectly handled certain crypto
signatures. An attacker could possibly use this to execute arbitrary
code. (CVE-2018-1000076)

It was discovered that Ruby incorrectly handled certain inputs. An
attacker could possibly use this to execute arbitrary code.
(CVE-2018-1000077, CVE-2018-1000078, CVE-2018-1000079)

Update instructions:

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

Ubuntu 17.10:
libruby2.3 2.3.3-1ubuntu1.4
ruby2.3 2.3.3-1ubuntu1.4

Ubuntu 16.04 LTS:
libruby2.3 2.3.1-2~16.04.7
ruby2.3 2.3.1-2~16.04.7

Ubuntu 14.04 LTS:
libruby1.9.1 1.9.3.484-2ubuntu1.8
libruby2.0 2.0.0.484-1ubuntu2.6
ruby1.9.1 1.9.3.484-2ubuntu1.8
ruby1.9.3 1.9.3.484-2ubuntu1.8
ruby2.0 2.0.0.484-1ubuntu2.6

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

References:
https://usn.ubuntu.com/usn/usn-3621-1
CVE-2018-1000073, CVE-2018-1000074, CVE-2018-1000075, CVE-2018-
1000076,
CVE-2018-1000077, CVE-2018-1000078, CVE-2018-1000079

Package Information:
https://launchpad.net/ubuntu/+source/ruby2.3/2.3.3-1ubuntu1.4
https://launchpad.net/ubuntu/+source/ruby2.3/2.3.1-2~16.04.7
https://launchpad.net/ubuntu/+source/ruby1.9.1/1.9.3.484-2ubuntu1.8
https://launchpad.net/ubuntu/+source/ruby2.0/2.0.0.484-1ubuntu2.6
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