When requesting an OpenPGP key from a WKD server, an incorrect padding size was used and a network observer could have learned the length of the requested email address. This vulnerability affects Thunderbird < 136 and Thunderbird < 128.8.
{ "availability": "No subscription required", "binaries": [ { "binary_name": "thunderbird", "binary_version": "1:128.12.0+build1-0ubuntu0.22.04.1" }, { "binary_name": "thunderbird-dev", "binary_version": "1:128.12.0+build1-0ubuntu0.22.04.1" }, { "binary_name": "thunderbird-gnome-support", "binary_version": "1:128.12.0+build1-0ubuntu0.22.04.1" }, { "binary_name": "thunderbird-mozsymbols", "binary_version": "1:128.12.0+build1-0ubuntu0.22.04.1" }, { "binary_name": "xul-ext-calendar-timezones", "binary_version": "1:128.12.0+build1-0ubuntu0.22.04.1" }, { "binary_name": "xul-ext-gdata-provider", "binary_version": "1:128.12.0+build1-0ubuntu0.22.04.1" }, { "binary_name": "xul-ext-lightning", "binary_version": "1:128.12.0+build1-0ubuntu0.22.04.1" } ] }