An attacker could have caused a use-after-free in the JavaScript engine to read memory in the JavaScript string section of the heap. This vulnerability affects Firefox < 127.
{ "binaries": [ { "binary_version": "127.0.2+build1-0ubuntu0.20.04.1", "binary_name": "firefox" }, { "binary_version": "127.0.2+build1-0ubuntu0.20.04.1", "binary_name": "firefox-dev" }, { "binary_version": "127.0.2+build1-0ubuntu0.20.04.1", "binary_name": "firefox-geckodriver" }, { "binary_version": "127.0.2+build1-0ubuntu0.20.04.1", "binary_name": "firefox-mozsymbols" } ], "availability": "No subscription required" }