Navigation events were not fully adhering to the W3C's "Navigation-Timing Level 2" draft specification in some instances for the unload event, which restricts access to detailed timing attributes to only be same-origin. This resulted in potential cross-origin information exposure of history through timing side-channel attacks. This vulnerability affects Firefox < 69, Thunderbird < 68.1, Thunderbird < 60.9, Firefox ESR < 60.9, and Firefox ESR < 68.1.
{ "availability": "No subscription required", "binaries": [ { "binary_version": "69.0+build2-0ubuntu0.16.04.4", "binary_name": "firefox" }, { "binary_version": "69.0+build2-0ubuntu0.16.04.4", "binary_name": "firefox-dev" }, { "binary_version": "69.0+build2-0ubuntu0.16.04.4", "binary_name": "firefox-geckodriver" }, { "binary_version": "69.0+build2-0ubuntu0.16.04.4", "binary_name": "firefox-mozsymbols" } ] }
{ "availability": "No subscription required", "binaries": [ { "binary_version": "1:60.9.0+build1-0ubuntu0.16.04.2", "binary_name": "thunderbird" }, { "binary_version": "1:60.9.0+build1-0ubuntu0.16.04.2", "binary_name": "thunderbird-dev" }, { "binary_version": "1:60.9.0+build1-0ubuntu0.16.04.2", "binary_name": "thunderbird-globalmenu" }, { "binary_version": "1:60.9.0+build1-0ubuntu0.16.04.2", "binary_name": "thunderbird-gnome-support" }, { "binary_version": "1:60.9.0+build1-0ubuntu0.16.04.2", "binary_name": "thunderbird-mozsymbols" }, { "binary_version": "1:60.9.0+build1-0ubuntu0.16.04.2", "binary_name": "xul-ext-calendar-timezones" }, { "binary_version": "1:60.9.0+build1-0ubuntu0.16.04.2", "binary_name": "xul-ext-gdata-provider" }, { "binary_version": "1:60.9.0+build1-0ubuntu0.16.04.2", "binary_name": "xul-ext-lightning" } ] }
{ "availability": "No subscription required", "binaries": [ { "binary_version": "69.0+build2-0ubuntu0.18.04.1", "binary_name": "firefox" }, { "binary_version": "69.0+build2-0ubuntu0.18.04.1", "binary_name": "firefox-dev" }, { "binary_version": "69.0+build2-0ubuntu0.18.04.1", "binary_name": "firefox-geckodriver" }, { "binary_version": "69.0+build2-0ubuntu0.18.04.1", "binary_name": "firefox-mozsymbols" } ] }
{ "availability": "No subscription required", "binaries": [ { "binary_version": "1:60.9.0+build1-0ubuntu0.18.04.1", "binary_name": "thunderbird" }, { "binary_version": "1:60.9.0+build1-0ubuntu0.18.04.1", "binary_name": "thunderbird-dev" }, { "binary_version": "1:60.9.0+build1-0ubuntu0.18.04.1", "binary_name": "thunderbird-globalmenu" }, { "binary_version": "1:60.9.0+build1-0ubuntu0.18.04.1", "binary_name": "thunderbird-gnome-support" }, { "binary_version": "1:60.9.0+build1-0ubuntu0.18.04.1", "binary_name": "thunderbird-mozsymbols" }, { "binary_version": "1:60.9.0+build1-0ubuntu0.18.04.1", "binary_name": "xul-ext-calendar-timezones" }, { "binary_version": "1:60.9.0+build1-0ubuntu0.18.04.1", "binary_name": "xul-ext-gdata-provider" }, { "binary_version": "1:60.9.0+build1-0ubuntu0.18.04.1", "binary_name": "xul-ext-lightning" } ] }