MFSA2017-20 Thunderbird: Security vulnerabilities fixed in Thunderbird 52.3 (CVE-2017-7801)
8
(AV:N/AC:L/Au:N/C:P/I:P/A:P)
08/18/2017
07/25/2018
08/21/2017
08/06/2018
Description
A use-after-free vulnerability can occur while re-computing layout for a "marquee" element during window resizing where the updated style object is freed while still in use. This results in a potentially exploitable crash. This vulnerability affects Thunderbird < 52.3, Firefox ESR < 52.3, and Firefox < 55.
Solution(s)
- mozilla-thunderbird-upgrade-52_3
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