By causing a transition on a parent node by removing a CSS rule, an invalid property for a marker could have been applied, resulting in memory corruption and a potentially exploitable crash. This vulnerability affects Firefox < 87.
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{ "binaries": [ { "binary_name": "firefox", "binary_version": "87.0+build3-0ubuntu0.18.04.2" }, { "binary_name": "firefox-dev", "binary_version": "87.0+build3-0ubuntu0.18.04.2" }, { "binary_name": "firefox-geckodriver", "binary_version": "87.0+build3-0ubuntu0.18.04.2" }, { "binary_name": "firefox-mozsymbols", "binary_version": "87.0+build3-0ubuntu0.18.04.2" } ], "availability": "No subscription required" }
{ "binaries": [ { "binary_name": "firefox", "binary_version": "87.0+build3-0ubuntu0.20.04.2" }, { "binary_name": "firefox-dev", "binary_version": "87.0+build3-0ubuntu0.20.04.2" }, { "binary_name": "firefox-geckodriver", "binary_version": "87.0+build3-0ubuntu0.20.04.2" }, { "binary_name": "firefox-mozsymbols", "binary_version": "87.0+build3-0ubuntu0.20.04.2" } ], "availability": "No subscription required" }