Due to a missing case handling object types, a type confusion vulnerability could occur, resulting in a crash. We presume that with enough effort that it could be exploited to run arbitrary code. This vulnerability affects Firefox ESR < 68.4 and Firefox < 72.
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{ "binaries": [ { "binary_version": "1:68.7.0+build1-0ubuntu0.16.04.2", "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" } ], "availability": "No subscription required" }
{ "binaries": [ { "binary_version": "72.0.1+build1-0ubuntu0.18.04.1", "binary_name": "firefox" }, { "binary_version": "72.0.1+build1-0ubuntu0.18.04.1", "binary_name": "firefox-dev" }, { "binary_version": "72.0.1+build1-0ubuntu0.18.04.1", "binary_name": "firefox-geckodriver" }, { "binary_version": "72.0.1+build1-0ubuntu0.18.04.1", "binary_name": "firefox-mozsymbols" } ], "availability": "No subscription required" }
{ "binaries": [ { "binary_version": "1:68.4.1+build1-0ubuntu0.18.04.1", "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" } ], "availability": "No subscription required" }
{ "binaries": [ { "binary_version": "72.0.1+build1-0ubuntu1", "binary_name": "firefox" }, { "binary_version": "72.0.1+build1-0ubuntu1", "binary_name": "firefox-dev" }, { "binary_version": "72.0.1+build1-0ubuntu1", "binary_name": "firefox-geckodriver" }, { "binary_version": "72.0.1+build1-0ubuntu1", "binary_name": "firefox-mozsymbols" } ], "availability": "No subscription required" }
{ "binaries": [ { "binary_version": "1:68.4.1+build1-0ubuntu1", "binary_name": "thunderbird" }, { "binary_version": "1:68.4.1+build1-0ubuntu1", "binary_name": "thunderbird-dev" }, { "binary_version": "1:68.4.1+build1-0ubuntu1", "binary_name": "thunderbird-gnome-support" }, { "binary_version": "1:68.4.1+build1-0ubuntu1", "binary_name": "thunderbird-mozsymbols" }, { "binary_version": "1:68.4.1+build1-0ubuntu1", "binary_name": "xul-ext-calendar-timezones" }, { "binary_version": "1:68.4.1+build1-0ubuntu1", "binary_name": "xul-ext-gdata-provider" }, { "binary_version": "1:68.4.1+build1-0ubuntu1", "binary_name": "xul-ext-lightning" } ], "availability": "No subscription required" }