An integer overflow was addressed with improved input validation. This issue is fixed in Security Update 2021-005 Catalina, iOS 14.8 and iPadOS 14.8, macOS Big Sur 11.6, watchOS 7.6.2. Processing a maliciously crafted PDF may lead to arbitrary code execution. Apple is aware of a report that this issue may have been actively exploited.
[
{
"product": "macOS",
"vendor": "Apple",
"versions": [
{
"lessThan": "11.6",
"status": "affected",
"version": "unspecified",
"versionType": "custom"
}
]
},
{
"product": "macOS",
"vendor": "Apple",
"versions": [
{
"lessThan": "2021-005",
"status": "affected",
"version": "unspecified",
"versionType": "custom"
}
]
},
{
"product": "watchOS",
"vendor": "Apple",
"versions": [
{
"lessThan": "7.6",
"status": "affected",
"version": "unspecified",
"versionType": "custom"
}
]
},
{
"product": "iOS",
"vendor": "Apple",
"versions": [
{
"lessThan": "14.8",
"status": "affected",
"version": "unspecified",
"versionType": "custom"
}
]
}
]
seclists.org/fulldisclosure/2021/Sep/25
seclists.org/fulldisclosure/2021/Sep/26
seclists.org/fulldisclosure/2021/Sep/27
seclists.org/fulldisclosure/2021/Sep/28
seclists.org/fulldisclosure/2021/Sep/38
seclists.org/fulldisclosure/2021/Sep/39
seclists.org/fulldisclosure/2021/Sep/40
seclists.org/fulldisclosure/2021/Sep/50
www.openwall.com/lists/oss-security/2022/09/02/11
security.gentoo.org/glsa/202209-21
support.apple.com/en-us/HT212804
support.apple.com/en-us/HT212805
support.apple.com/en-us/HT212806
support.apple.com/en-us/HT212807
support.apple.com/kb/HT212824