When using nested workers, a use-after-free could occur during worker destruction. This resulted in a potentially exploitable crash. This vulnerability affects Thunderbird < 68.3, Firefox ESR < 68.3, and Firefox < 71.
{ "availability": "No subscription required", "binaries": [ { "binary_name": "firefox", "binary_version": "71.0+build5-0ubuntu0.16.04.1" }, { "binary_name": "firefox-dev", "binary_version": "71.0+build5-0ubuntu0.16.04.1" }, { "binary_name": "firefox-geckodriver", "binary_version": "71.0+build5-0ubuntu0.16.04.1" }, { "binary_name": "firefox-mozsymbols", "binary_version": "71.0+build5-0ubuntu0.16.04.1" } ] }
{ "availability": "No subscription required", "binaries": [ { "binary_name": "thunderbird", "binary_version": "1:68.7.0+build1-0ubuntu0.16.04.2" }, { "binary_name": "thunderbird-dev", "binary_version": "1:68.7.0+build1-0ubuntu0.16.04.2" }, { "binary_name": "thunderbird-gnome-support", "binary_version": "1:68.7.0+build1-0ubuntu0.16.04.2" }, { "binary_name": "thunderbird-mozsymbols", "binary_version": "1:68.7.0+build1-0ubuntu0.16.04.2" }, { "binary_name": "xul-ext-calendar-timezones", "binary_version": "1:68.7.0+build1-0ubuntu0.16.04.2" }, { "binary_name": "xul-ext-gdata-provider", "binary_version": "1:68.7.0+build1-0ubuntu0.16.04.2" }, { "binary_name": "xul-ext-lightning", "binary_version": "1:68.7.0+build1-0ubuntu0.16.04.2" } ] }
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{ "availability": "No subscription required", "binaries": [ { "binary_name": "thunderbird", "binary_version": "1:68.4.1+build1-0ubuntu0.18.04.1" }, { "binary_name": "thunderbird-dev", "binary_version": "1:68.4.1+build1-0ubuntu0.18.04.1" }, { "binary_name": "thunderbird-gnome-support", "binary_version": "1:68.4.1+build1-0ubuntu0.18.04.1" }, { "binary_name": "thunderbird-mozsymbols", "binary_version": "1:68.4.1+build1-0ubuntu0.18.04.1" }, { "binary_name": "xul-ext-calendar-timezones", "binary_version": "1:68.4.1+build1-0ubuntu0.18.04.1" }, { "binary_name": "xul-ext-gdata-provider", "binary_version": "1:68.4.1+build1-0ubuntu0.18.04.1" }, { "binary_name": "xul-ext-lightning", "binary_version": "1:68.4.1+build1-0ubuntu0.18.04.1" } ] }
{ "availability": "No subscription required", "binaries": [ { "binary_name": "firefox", "binary_version": "71.0+build5-0ubuntu1" }, { "binary_name": "firefox-dev", "binary_version": "71.0+build5-0ubuntu1" }, { "binary_name": "firefox-geckodriver", "binary_version": "71.0+build5-0ubuntu1" }, { "binary_name": "firefox-mozsymbols", "binary_version": "71.0+build5-0ubuntu1" } ] }
{ "availability": "No subscription required", "binaries": [ { "binary_name": "thunderbird", "binary_version": "1:68.3.0+build2-0ubuntu1" }, { "binary_name": "thunderbird-dev", "binary_version": "1:68.3.0+build2-0ubuntu1" }, { "binary_name": "thunderbird-gnome-support", "binary_version": "1:68.3.0+build2-0ubuntu1" }, { "binary_name": "thunderbird-mozsymbols", "binary_version": "1:68.3.0+build2-0ubuntu1" }, { "binary_name": "xul-ext-calendar-timezones", "binary_version": "1:68.3.0+build2-0ubuntu1" }, { "binary_name": "xul-ext-gdata-provider", "binary_version": "1:68.3.0+build2-0ubuntu1" }, { "binary_name": "xul-ext-lightning", "binary_version": "1:68.3.0+build2-0ubuntu1" } ] }