Explore top 10 tips to secure your open-source projects now. Read More

×
Alerts This Week
Warning Icon 1 560
Alerts This Week
Warning Icon 1 560

Ubuntu 17.10: 3621-1 Critical: Ruby Code Execution Risks

ubuntu
Calendar Grey April 5, 2018
Scroller Ubuntu Esm H88
Several Ruby security flaws have been patched in Ubuntu. Ensure you're updated to safeguard your system efficiently. Regular software maintenance is essential!
Several security issues were fixed in Ruby.

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...

Read the Full Advisory

Topics%20covered

Topics Covered

security advisory denial of service code execution access control ubuntu ruby

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://ubuntu.com/security/notices/USN-3621-1

  CVE-2018-1000073, CVE-2018-1000074, CVE-2018-1000075, CVE-2018-1000076,

  CVE-2018-1000077, CVE-2018-1000078, CVE-2018-1000079

Severity
critical
Lowest
Low
Medium
High
Critical

April 05, 2018

Topics%20covered

Topics Covered

security advisory denial of service code execution access control ubuntu ruby

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

Get the latest News and Insights

Get the latest Linux and open source security news straight to your inbox.