Synopsis: Important: thunderbird security update Advisory ID: SLSA-2020:5400-1 Issue Date: 2020-12-14 CVE Numbers: None -- Security Fix(es): * Mozilla: Stack overflow due to incorrect parsing of SMTP server response codes (CVE-2020-26970) -- SL7 x86_64 thunderbird-78.5.1-1.el7_9.x86_64.rpm thunderbird-debuginfo-78.5.1-1.el7_9.x86_64.rpm - Scientific Linux Development Team