MFSA2017-21 Firefox: Security vulnerabilities fixed in Firefox 56 (CVE-2017-7819)
8
(AV:N/AC:L/Au:N/C:P/I:P/A:P)
06/11/2018
07/25/2018
07/12/2018
08/13/2018
Description
A use-after-free vulnerability can occur in design mode when image objects are resized if objects referenced during the resizing have been freed from memory. This results in a potentially exploitable crash. This vulnerability affects Firefox < 56, Firefox ESR < 52.4, and Thunderbird < 52.4.
Solution(s)
- mozilla-firefox-upgrade-56_0
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