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CVSS: 5.5EPSS: 0%CPEs: 45EXPL: 0

CVE-2021-30733

https://notcve.org/view.php?id=CVE-2021-30733

An out-of-bounds read was addressed with improved input validation. This issue is fixed in tvOS 14.6, iOS 14.6 and iPadOS 14.6, Security Update 2021-004 Catalina, Security Update 2021-005 Mojave, macOS Big Sur 11.4, watchOS 7.5. Processing a maliciously crafted font may result in the disclosure of process memory. Se abordó una lectura fuera de límites con una comprobación de entrada mejorada. Este problema se corrigió en tvOS versión 14.6, iOS versión 14.6 e iPadOS versión 14.6, Security Update 2021-004 Catalina, Security Update 2021-005 Mojave, macOS Big Sur versión 11.4, watchOS versión 7.5. • https://support.apple.com/en-us/HT212528 https://support.apple.com/en-us/HT212529 https://support.apple.com/en-us/HT212532 https://support.apple.com/en-us/HT212533 https://support.apple.com/en-us/HT212600 https://support.apple.com/en-us/HT212603 • CWE-125: Out-of-bounds Read •

CVSS: 7.8EPSS: 0%CPEs: 36EXPL: 0

CVE-2021-30703

https://notcve.org/view.php?id=CVE-2021-30703

A double free issue was addressed with improved memory management. This issue is fixed in tvOS 14.6, iOS 14.6 and iPadOS 14.6, Security Update 2021-004 Catalina, Security Update 2021-005 Mojave, macOS Big Sur 11.4, watchOS 7.5. An application may be able to execute arbitrary code with kernel privileges. Se abordó un problema de doble liberación con una administración de la memoria mejorada. Este problema es corregido en tvOS versión 14.6, iOS versión 14.6 y iPadOS versión 14.6, Security Update 2021-004 Catalina, Security Update 2021-005 Mojave, macOS Big Sur versión 11.4, watchOS versión 7.5. • https://support.apple.com/en-us/HT212528 https://support.apple.com/en-us/HT212529 https://support.apple.com/en-us/HT212532 https://support.apple.com/en-us/HT212533 https://support.apple.com/en-us/HT212600 https://support.apple.com/en-us/HT212603 • CWE-415: Double Free •

CVSS: 5.5EPSS: 0%CPEs: 3EXPL: 0

CVE-2021-30773

https://notcve.org/view.php?id=CVE-2021-30773

An issue in code signature validation was addressed with improved checks. This issue is fixed in iOS 14.7, tvOS 14.7, watchOS 7.6. A malicious application may be able to bypass code signing checks. Se abordó un problema en una comprobación de firmas de código con comprobaciones mejoradas. Este problema se corrigió en iOS versión 14.7, tvOS versión 14.7, watchOS versión 7.6. • https://support.apple.com/en-us/HT212601 https://support.apple.com/en-us/HT212604 https://support.apple.com/en-us/HT212605 •

CVSS: 8.8EPSS: 0%CPEs: 5EXPL: 0

CVE-2021-30758 – webkitgtk: Type confusion leading to arbitrary code execution

https://notcve.org/view.php?id=CVE-2021-30758

A type confusion issue was addressed with improved state handling. This issue is fixed in iOS 14.7, Safari 14.1.2, macOS Big Sur 11.5, watchOS 7.6, tvOS 14.7. Processing maliciously crafted web content may lead to arbitrary code execution. Se abordó un problema de confusión de tipo con un manejo de estado mejorado. Este problema se corrigió en iOS versión 14.7, Safari versión 14.1.2, macOS Big Sur versión 11.5, watchOS versión 7.6, tvOS versión 14.7. • https://support.apple.com/en-us/HT212601 https://support.apple.com/en-us/HT212602 https://support.apple.com/en-us/HT212604 https://support.apple.com/en-us/HT212605 https://support.apple.com/en-us/HT212606 https://access.redhat.com/security/cve/CVE-2021-30758 https://bugzilla.redhat.com/show_bug.cgi?id=1986892 • CWE-843: Access of Resource Using Incompatible Type ('Type Confusion') •

CVSS: 7.8EPSS: 0%CPEs: 35EXPL: 0

CVE-2021-30781

https://notcve.org/view.php?id=CVE-2021-30781

This issue was addressed with improved checks. This issue is fixed in iOS 14.7, macOS Big Sur 11.5, watchOS 7.6, tvOS 14.7, Security Update 2021-005 Mojave, Security Update 2021-004 Catalina. A local attacker may be able to cause unexpected application termination or arbitrary code execution. Este problema se corrigió con comprobaciones mejoradas. Este problema se corrigió en iOS versión 14.7, macOS Big Sur versión 11.5, watchOS versión 7.6, tvOS versión 14.7, Security Update 2021-005 Mojave, Security Update 2021-004 Catalina. • https://support.apple.com/en-us/HT212600 https://support.apple.com/en-us/HT212601 https://support.apple.com/en-us/HT212602 https://support.apple.com/en-us/HT212603 https://support.apple.com/en-us/HT212604 https://support.apple.com/en-us/HT212605 •