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Sicherheit: Mehrere Probleme in Ruby (Aktualisierung)
Aktuelle Meldungen Distributionen
Name: Mehrere Probleme in Ruby (Aktualisierung)
ID: USN-3621-2
Distribution: Ubuntu
Plattformen: Ubuntu 14.04 LTS
Datum: Fr, 13. April 2018, 23:33
Referenzen: http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-1000073
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-1000078
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-1000074
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-1000075
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-1000076
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-1000079
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-1000077
Applikationen: Ruby
Update von: Mehrere Probleme in Ruby

Originalnachricht


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==========================================================================
Ubuntu Security Notice USN-3621-2
April 13, 2018

ruby1.9.1, ruby2.0 regression
==========================================================================

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

- Ubuntu 14.04 LTS

Summary:

USN-3621-1 caused a regression in Ruby.

Software Description:
- ruby1.9.1: Object-oriented scripting language
- ruby2.0: Object-oriented scripting language

Details:

USN-3621-1 fixed vulnerabilities in Ruby. The update caused an issue
due to an incomplete patch for CVE-2018-1000074. This update reverts
the problematic patch pending further investigation.

We apologize for the inconvenience.

Original advisory 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 14.04 LTS:
libruby1.9.1 1.9.3.484-2ubuntu1.10
libruby2.0 2.0.0.484-1ubuntu2.8
ruby1.9.1 1.9.3.484-2ubuntu1.10
ruby1.9.3 1.9.3.484-2ubuntu1.10
ruby2.0 2.0.0.484-1ubuntu2.8

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

References:
https://usn.ubuntu.com/usn/usn-3621-2
https://usn.ubuntu.com/usn/usn-3621-1
CVE-2018-1000074

Package Information:
https://launchpad.net/ubuntu/+source/ruby1.9.1/1.9.3.484-2ubuntu1.10
https://launchpad.net/ubuntu/+source/ruby2.0/2.0.0.484-1ubuntu2.8
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