CVE-2017-7750
CVE-2017-7750
A use-after-free vulnerability during video control operations when a "<track>" element holds a reference to an older window if that window has been replaced in the DOM. This results in a potentially exploitable crash. This vulnerability affects Firefox < 54, Firefox ESR < 52.2, and Thunderbird < 52.2.
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https://access.redhat.com/errata/RHSA-2017:1440https://access.redhat.com/errata/RHSA-2017:1561https://bugzilla.mozilla.org/show_bug.cgi?id=1356558https://www.debian.org/security/2017/dsa-3881https://www.debian.org/security/2017/dsa-3918https://www.mozilla.org/security/advisories/mfsa2017-15/https://www.mozilla.org/security/advisories/mfsa2017-16/https://www.mozilla.org/security/advisories/mfsa2017-17/http://www.securityfocus.com/bid/99057http://www.securitytracker.com/id/1038689