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CentOS Linux: CVE-2018-8778: Moderate: ruby security update (Multiple Advisories)

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CentOS Linux: CVE-2018-8778: Moderate: ruby security update (Multiple Advisories)

Severity
5
CVSS
(AV:N/AC:L/Au:N/C:P/I:N/A:N)
Published
04/03/2018
Created
08/29/2019
Added
08/28/2019
Modified
05/25/2023

Description

In Ruby before 2.2.10, 2.3.x before 2.3.7, 2.4.x before 2.4.4, 2.5.x before 2.5.1, and 2.6.0-preview1, an attacker controlling the unpacking format (similar to format string vulnerabilities) can trigger a buffer under-read in the String#unpack method, resulting in a massive and controlled information disclosure.

Solution(s)

  • centos-upgrade-ruby
  • centos-upgrade-ruby-debuginfo
  • centos-upgrade-ruby-devel
  • centos-upgrade-ruby-doc
  • centos-upgrade-ruby-irb
  • centos-upgrade-ruby-libs
  • centos-upgrade-ruby-tcltk
  • centos-upgrade-rubygem-bigdecimal
  • centos-upgrade-rubygem-io-console
  • centos-upgrade-rubygem-json
  • centos-upgrade-rubygem-minitest
  • centos-upgrade-rubygem-psych
  • centos-upgrade-rubygem-rake
  • centos-upgrade-rubygem-rdoc
  • centos-upgrade-rubygems
  • centos-upgrade-rubygems-devel

References

  • 103693
  • DSA-4259
  • CVE-2018-8778
  • RHSA-2018:3729
  • RHSA-2018:3730
  • RHSA-2018:3731
  • RHSA-2019:2028
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