[DRE-maint] Bug#964274: ruby-websocket-extensions: CVE-2020-7663

[Andreas Beckmann]

Followup-For: Bug #964274

Hi,

CVE-2020-7663 is fixed in stretch-security but not buster, making
upgrades difficult since stetch-security has a newer version than buster.
Please upload the fix to buster, too.

 ruby-websocket-extensions | 0.1.2-1        | stretch          | source, all
 ruby-websocket-extensions | 0.1.2-1        | buster           | source, all
 ruby-websocket-extensions | 0.1.2-1+deb9u1 | stretch-security | source, all
 ruby-websocket-extensions | 0.1.5-1        | bullseye         | source, all
 ruby-websocket-extensions | 0.1.5-1        | sid              | source, all

Andreas