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Ubuntu: USN-3945-1 (CVE-2019-8324): Ruby vulnerabilities

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Ubuntu: USN-3945-1 (CVE-2019-8324): Ruby vulnerabilities

Severity
7
CVSS
(AV:N/AC:M/Au:N/C:P/I:P/A:P)
Published
03/05/2019
Created
04/26/2019
Added
04/24/2019
Modified
01/20/2021

Description

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 during the preinstall check.

Solution(s)

  • ubuntu-upgrade-libruby1-9-1
  • ubuntu-upgrade-libruby2-0
  • ubuntu-upgrade-libruby2-3
  • ubuntu-upgrade-libruby2-5
  • ubuntu-upgrade-ruby1-9-1
  • ubuntu-upgrade-ruby1-9-3
  • ubuntu-upgrade-ruby2-0
  • ubuntu-upgrade-ruby2-3
  • ubuntu-upgrade-ruby2-5

References

  • USN-3945-1
  • CVE-2019-8324

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