A vulnerability was identified in Thunderbird where XPath parsing could trigger undefined behavior due to missing null checks during attribute access. This could lead to out-of-bounds read access and potentially, memory corruption. This vulnerability affects Firefox < 138, Firefox ESR < 128.10, Thunderbird < 138, and Thunderbird < 128.10.
{ "binaries": [ { "binary_version": "1:128.12.0+build1-0ubuntu0.22.04.1", "binary_name": "thunderbird" }, { "binary_version": "1:128.12.0+build1-0ubuntu0.22.04.1", "binary_name": "thunderbird-dev" }, { "binary_version": "1:128.12.0+build1-0ubuntu0.22.04.1", "binary_name": "thunderbird-gnome-support" }, { "binary_version": "1:128.12.0+build1-0ubuntu0.22.04.1", "binary_name": "thunderbird-mozsymbols" }, { "binary_version": "1:128.12.0+build1-0ubuntu0.22.04.1", "binary_name": "xul-ext-calendar-timezones" }, { "binary_version": "1:128.12.0+build1-0ubuntu0.22.04.1", "binary_name": "xul-ext-gdata-provider" }, { "binary_version": "1:128.12.0+build1-0ubuntu0.22.04.1", "binary_name": "xul-ext-lightning" } ], "availability": "No subscription required" }