Red Hat Security Advisory: rh-ruby24-ruby security, bug fix, and enhancement update

Fixed packages 42

Vulnerabilities 6

• High 8.8
  CVE-2019-8324

  Code injection in RubyGems

  An issue was discovered in RubyGems 2.6 and later through 3.0.2. A crafted gem with a multi-line name is not handled correctly. Therefore, an attacker could inject arbitrary code to the stub line of gemspec, which is eval-ed by code in ensure_loadable_spec du…

  ruby2.3 ruby ruby2.5 jruby Debian Ubuntu Alpine RubyGems
  Jun 17, 2019
• High 7.5
  CVE-2019-8321

  RubyGems Escape sequence injection vulnerability in verbose

  An issue was discovered in RubyGems 2.6 and later through 3.0.2. Since Gem::UserInteraction#verbose calls say without escaping, escape sequence injection is possible.

  ruby2.3 ruby ruby2.5 jruby Debian Ubuntu Alpine RubyGems
  Jun 17, 2019
• High 7.5
  CVE-2019-8322

  RubyGems Escape sequence injection vulnerability in gem owner

  An issue was discovered in RubyGems 2.6 and later through 3.0.2. The gem owner command outputs the contents of the API response directly to stdout. Therefore, if the response is crafted, escape sequence injection may occur.

  ruby2.3 ruby ruby2.5 jruby Debian Ubuntu Alpine RubyGems
  Jun 17, 2019
• High 7.5
  CVE-2019-8323

  RubyGems Escape sequence injection vulnerability in api response handling

  An issue was discovered in RubyGems 2.6 and later through 3.0.2. Gem::GemcutterUtilities#with_response may output the API response to stdout as it is. Therefore, if the API side modifies the response, escape sequence injection may occur.

  ruby2.3 ruby ruby2.5 jruby Debian Ubuntu Alpine RubyGems
  Jun 17, 2019
• High 7.5
  CVE-2019-8325

  RubyGems Escape sequence injection in errors

  An issue was discovered in RubyGems 2.6 and later through 3.0.2. Since Gem::CommandManager#run calls alert_error without escaping, escape sequence injection is possible. (There are many ways to cause an error.)

  ruby2.3 ruby ruby2.5 jruby Debian Ubuntu Alpine RubyGems
  Jun 17, 2019
• High 7.4
  CVE-2019-8320

  RubyGems Delete directory using symlink when decompressing tar

  A Directory Traversal issue was discovered in RubyGems 2.7.6 and later through 3.0.2. Before making new directories or touching files (which now include path-checking code for symlinks), it would delete the target destination. If that destination was hidden b…

  ruby2.3 ruby ruby2.5 jruby Debian Ubuntu Alpine RubyGems
  Jun 6, 2019

References

• article
  https://access.redhat.com/security/updates/classification/#important
• report
  https://bugzilla.redhat.com/show_bug.cgi?id=1692512
• report
  https://bugzilla.redhat.com/show_bug.cgi?id=1692514
• report
  https://bugzilla.redhat.com/show_bug.cgi?id=1692516
• report
  https://bugzilla.redhat.com/show_bug.cgi?id=1692519
• report
  https://bugzilla.redhat.com/show_bug.cgi?id=1692520
• report
  https://bugzilla.redhat.com/show_bug.cgi?id=1692522
• report
  https://bugzilla.redhat.com/show_bug.cgi?id=1700275
• advisory
  https://security.access.redhat.com/data/csaf/v2/advisories/2019/rhsa-2019_1150.json
• report
  https://access.redhat.com/security/cve/CVE-2019-8320
• advisory
  https://www.cve.org/CVERecord?id=CVE-2019-8320
• advisory
  https://nvd.nist.gov/vuln/detail/CVE-2019-8320
• report
  https://access.redhat.com/security/cve/CVE-2019-8321
• advisory
  https://www.cve.org/CVERecord?id=CVE-2019-8321
• advisory
  https://nvd.nist.gov/vuln/detail/CVE-2019-8321
• report
  https://access.redhat.com/security/cve/CVE-2019-8322
• advisory
  https://www.cve.org/CVERecord?id=CVE-2019-8322
• advisory
  https://nvd.nist.gov/vuln/detail/CVE-2019-8322
• report
  https://access.redhat.com/security/cve/CVE-2019-8323
• advisory
  https://www.cve.org/CVERecord?id=CVE-2019-8323
• advisory
  https://nvd.nist.gov/vuln/detail/CVE-2019-8323
• report
  https://access.redhat.com/security/cve/CVE-2019-8324
• advisory
  https://www.cve.org/CVERecord?id=CVE-2019-8324
• advisory
  https://nvd.nist.gov/vuln/detail/CVE-2019-8324
• article
  https://blog.rubygems.org/2019/03/05/security-advisories-2019-03.html
• article
  https://www.ruby-lang.org/en/news/2019/03/05/multiple-vulnerabilities-in-rubygems/
• report
  https://access.redhat.com/security/cve/CVE-2019-8325
• advisory
  https://www.cve.org/CVERecord?id=CVE-2019-8325
• advisory
  https://nvd.nist.gov/vuln/detail/CVE-2019-8325