Memory safety bugs were reported in Firefox 54, Firefox ESR 52.2, and Thunderbird 52.2. Some of these bugs showed evidence of memory corruption and we presume that with enough effort that some of these could be exploited to run arbitrary code. This vulnerability affects Thunderbird < 52.3, Firefox ESR < 52.3, and Firefox < 55.
{ "availability": "No subscription required", "binaries": [ { "binary_name": "firefox", "binary_version": "55.0.1+build2-0ubuntu0.14.04.2" }, { "binary_name": "firefox-dev", "binary_version": "55.0.1+build2-0ubuntu0.14.04.2" }, { "binary_name": "firefox-globalmenu", "binary_version": "55.0.1+build2-0ubuntu0.14.04.2" }, { "binary_name": "firefox-mozsymbols", "binary_version": "55.0.1+build2-0ubuntu0.14.04.2" }, { "binary_name": "firefox-testsuite", "binary_version": "55.0.1+build2-0ubuntu0.14.04.2" } ] }
{ "availability": "No subscription required", "binaries": [ { "binary_name": "thunderbird", "binary_version": "1:52.3.0+build1-0ubuntu0.14.04.1" }, { "binary_name": "thunderbird-dev", "binary_version": "1:52.3.0+build1-0ubuntu0.14.04.1" }, { "binary_name": "thunderbird-globalmenu", "binary_version": "1:52.3.0+build1-0ubuntu0.14.04.1" }, { "binary_name": "thunderbird-gnome-support", "binary_version": "1:52.3.0+build1-0ubuntu0.14.04.1" }, { "binary_name": "thunderbird-mozsymbols", "binary_version": "1:52.3.0+build1-0ubuntu0.14.04.1" }, { "binary_name": "thunderbird-testsuite", "binary_version": "1:52.3.0+build1-0ubuntu0.14.04.1" }, { "binary_name": "xul-ext-calendar-timezones", "binary_version": "1:52.3.0+build1-0ubuntu0.14.04.1" }, { "binary_name": "xul-ext-gdata-provider", "binary_version": "1:52.3.0+build1-0ubuntu0.14.04.1" }, { "binary_name": "xul-ext-lightning", "binary_version": "1:52.3.0+build1-0ubuntu0.14.04.1" } ] }
{ "availability": "No subscription required", "binaries": [ { "binary_name": "firefox", "binary_version": "55.0.1+build2-0ubuntu0.16.04.2" }, { "binary_name": "firefox-dev", "binary_version": "55.0.1+build2-0ubuntu0.16.04.2" }, { "binary_name": "firefox-globalmenu", "binary_version": "55.0.1+build2-0ubuntu0.16.04.2" }, { "binary_name": "firefox-mozsymbols", "binary_version": "55.0.1+build2-0ubuntu0.16.04.2" }, { "binary_name": "firefox-testsuite", "binary_version": "55.0.1+build2-0ubuntu0.16.04.2" } ] }
{ "availability": "No subscription required", "binaries": [ { "binary_name": "thunderbird", "binary_version": "1:52.3.0+build1-0ubuntu0.16.04.1" }, { "binary_name": "thunderbird-dev", "binary_version": "1:52.3.0+build1-0ubuntu0.16.04.1" }, { "binary_name": "thunderbird-globalmenu", "binary_version": "1:52.3.0+build1-0ubuntu0.16.04.1" }, { "binary_name": "thunderbird-gnome-support", "binary_version": "1:52.3.0+build1-0ubuntu0.16.04.1" }, { "binary_name": "thunderbird-mozsymbols", "binary_version": "1:52.3.0+build1-0ubuntu0.16.04.1" }, { "binary_name": "thunderbird-testsuite", "binary_version": "1:52.3.0+build1-0ubuntu0.16.04.1" }, { "binary_name": "xul-ext-calendar-timezones", "binary_version": "1:52.3.0+build1-0ubuntu0.16.04.1" }, { "binary_name": "xul-ext-gdata-provider", "binary_version": "1:52.3.0+build1-0ubuntu0.16.04.1" }, { "binary_name": "xul-ext-lightning", "binary_version": "1:52.3.0+build1-0ubuntu0.16.04.1" } ] }
{ "availability": "No subscription required", "binaries": [ { "binary_name": "thunderbird", "binary_version": "1:52.4.0+build1-0ubuntu2" }, { "binary_name": "thunderbird-dev", "binary_version": "1:52.4.0+build1-0ubuntu2" }, { "binary_name": "thunderbird-globalmenu", "binary_version": "1:52.4.0+build1-0ubuntu2" }, { "binary_name": "thunderbird-gnome-support", "binary_version": "1:52.4.0+build1-0ubuntu2" }, { "binary_name": "thunderbird-mozsymbols", "binary_version": "1:52.4.0+build1-0ubuntu2" }, { "binary_name": "thunderbird-testsuite", "binary_version": "1:52.4.0+build1-0ubuntu2" }, { "binary_name": "xul-ext-calendar-timezones", "binary_version": "1:52.4.0+build1-0ubuntu2" }, { "binary_name": "xul-ext-gdata-provider", "binary_version": "1:52.4.0+build1-0ubuntu2" }, { "binary_name": "xul-ext-lightning", "binary_version": "1:52.4.0+build1-0ubuntu2" } ] }