Details for this vulnerability have not been published by NIST at this point. Descriptions from software vendor advisories for this issue are provided below.
From VID-D4FC4599-8F75-11E9-8D9F-3065EC8FD3EC:
Google Chrome Releases reports:
[961413] High CVE-2019-5842: Use-after-free in Blink. Reported by BUGFENSE Anonymous Bug Bounties https://bugfense.io on 2019-05-09
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