This issue was addressed with improved checks. This issue is fixed in macOS Big Sur 11.1, Security Update 2020-001 Catalina, Security Update 2020-007 Mojave. Processing a maliciously crafted image may lead to arbitrary code execution.
[
{
"product": "macOS",
"vendor": "Apple",
"versions": [
{
"lessThan": "11.1",
"status": "affected",
"version": "unspecified",
"versionType": "custom"
}
]
}
]