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FreeBSD: VID-2C6AF5C3-4D36-11EC-A539-0800270512F4 (CVE-2021-41816): rubygem-cgi -- buffer overrun in CGI.escape_html

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FreeBSD: VID-2C6AF5C3-4D36-11EC-A539-0800270512F4 (CVE-2021-41816): rubygem-cgi -- buffer overrun in CGI.escape_html

Severity
8
CVSS
(AV:N/AC:L/Au:N/C:P/I:P/A:P)
Published
11/24/2021
Created
11/08/2022
Added
11/04/2022
Modified
11/04/2022

Description

CGI.escape_html in Ruby before 2.7.5 and 3.x before 3.0.3 has an integer overflow and resultant buffer overflow via a long string on platforms (such as Windows) where size_t and long have different numbers of bytes. This also affects the CGI gem before 0.3.1 for Ruby.

Solution(s)

  • freebsd-upgrade-package-ruby
  • freebsd-upgrade-package-ruby27
  • freebsd-upgrade-package-ruby30
  • freebsd-upgrade-package-rubygem-cgi

References

  • CVE-2021-41816
  • USN-5235-1

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