- ----------------------------------------------------------------------- Debian LTS Advisory DLA-2853-1 [email protected] https://www.debian.org/lts/security/ Utkarsh Gupta December 27, 2021 https://wiki.debian.org/LTS - ----------------------------------------------------------------------- Package : ruby2.3 Version : 2.3.3-1+deb9u11 CVE ID : CVE-2021-41817 CVE-2021-41819 A cookie prefix spoofing vulnerability in CGI::Cookie.parse and a regular expression denial of service vulnerability (ReDoS) on date parsing methods were discovered in src:ruby2.1, the Ruby interpreter. For Debian 9 stretch, these problems have been fixed in version 2.3.3-1+deb9u11. We recommend that you upgrade your ruby2.3 packages. For the detailed security status of ruby2.3 please refer to its security tracker page at: https://security-tracker.debian.org/tracker/ruby2.3 Further information about Debian LTS security advisories, how to apply these updates to your system and frequently asked questions can be found at: https://wiki.debian.org/LTS