Detections
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CVE-2017-7750
critical
Description
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.
References
https://www.mozilla.org/security/advisories/mfsa2017-17/
https://www.mozilla.org/security/advisories/mfsa2017-16/
https://www.mozilla.org/security/advisories/mfsa2017-15/
https://www.debian.org/security/2017/dsa-3918
https://www.debian.org/security/2017/dsa-3881
https://bugzilla.mozilla.org/show_bug.cgi?id=1356558
https://access.redhat.com/errata/RHSA-2017:1561
https://access.redhat.com/errata/RHSA-2017:1440