During Ion compilation, a Garbage Collection could have resulted in a use-after-free condition, allowing an attacker to write two NUL bytes, and cause a potentially exploitable crash. This vulnerability affects Firefox < 118, Firefox ESR < 115.3, and Thunderbird < 115.3.
{ "binaries": [ { "binary_version": "118.0.1+build1-0ubuntu0.20.04.1", "binary_name": "firefox" }, { "binary_version": "118.0.1+build1-0ubuntu0.20.04.1", "binary_name": "firefox-dev" }, { "binary_version": "118.0.1+build1-0ubuntu0.20.04.1", "binary_name": "firefox-geckodriver" }, { "binary_version": "118.0.1+build1-0ubuntu0.20.04.1", "binary_name": "firefox-mozsymbols" } ], "availability": "No subscription required" }
{ "binaries": [ { "binary_version": "1:115.3.1+build1-0ubuntu0.20.04.1", "binary_name": "thunderbird" }, { "binary_version": "1:115.3.1+build1-0ubuntu0.20.04.1", "binary_name": "thunderbird-dev" }, { "binary_version": "1:115.3.1+build1-0ubuntu0.20.04.1", "binary_name": "thunderbird-gnome-support" }, { "binary_version": "1:115.3.1+build1-0ubuntu0.20.04.1", "binary_name": "thunderbird-mozsymbols" }, { "binary_version": "1:115.3.1+build1-0ubuntu0.20.04.1", "binary_name": "xul-ext-calendar-timezones" }, { "binary_version": "1:115.3.1+build1-0ubuntu0.20.04.1", "binary_name": "xul-ext-gdata-provider" }, { "binary_version": "1:115.3.1+build1-0ubuntu0.20.04.1", "binary_name": "xul-ext-lightning" } ], "availability": "No subscription required" }
{ "binaries": [ { "binary_version": "1:115.3.1+build1-0ubuntu0.22.04.2", "binary_name": "thunderbird" }, { "binary_version": "1:115.3.1+build1-0ubuntu0.22.04.2", "binary_name": "thunderbird-dev" }, { "binary_version": "1:115.3.1+build1-0ubuntu0.22.04.2", "binary_name": "thunderbird-gnome-support" }, { "binary_version": "1:115.3.1+build1-0ubuntu0.22.04.2", "binary_name": "thunderbird-mozsymbols" }, { "binary_version": "1:115.3.1+build1-0ubuntu0.22.04.2", "binary_name": "xul-ext-calendar-timezones" }, { "binary_version": "1:115.3.1+build1-0ubuntu0.22.04.2", "binary_name": "xul-ext-gdata-provider" }, { "binary_version": "1:115.3.1+build1-0ubuntu0.22.04.2", "binary_name": "xul-ext-lightning" } ], "availability": "No subscription required" }