title: Red Hat Security Advisory: thunderbird security update
description: Mozilla: Angle graphics library out of date Mozilla: Texture upload into an unbound backing buffer resulted in an out-of-bound read Mozilla: Internal network hosts could have been probed by a malicious webpage Mozilla: Malicious extensions could have spoofed popup information Mozilla: Memory safety bugs fixed in Firefox 87 and Firefox ESR 78.9
cpes: cpe:/a:redhat:rhel_eus:8.2::appstream