CVSS: 7.6EPSS: 0%CPEs: 13EXPL: 0CVE-2021-30857
https://notcve.org/view.php?id=CVE-2021-30857
A race condition was addressed with improved locking. This issue is fixed in Security Update 2021-005 Catalina, iOS 14.8 and iPadOS 14.8, tvOS 15, iOS 15 and iPadOS 15, watchOS 8, macOS Big Sur 11.6. A malicious application may be able to execute arbitrary code with kernel privileges. Se abordó una condición de carrera con un bloqueo mejorado. Este problema se corrigió en Security Update 2021-005 Catalina, iOS versión 14.8 y iPadOS versión 14.8, tvOS versión 15, iOS versión 15 y iPadOS versión 15, watchOS versión 8, macOS Big Sur versión 11.6. • https://support.apple.com/en-us/HT212804 https://support.apple.com/en-us/HT212805 https://support.apple.com/en-us/HT212807 https://support.apple.com/en-us/HT212814 https://support.apple.com/en-us/HT212815 https://support.apple.com/en-us/HT212819 • CWE-362: Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition') •
CVSS: 5.5EPSS: 0%CPEs: 13EXPL: 0CVE-2021-30855
https://notcve.org/view.php?id=CVE-2021-30855
A validation issue existed in the handling of symlinks. This issue was addressed with improved validation of symlinks. This issue is fixed in Security Update 2021-005 Catalina, iOS 14.8 and iPadOS 14.8, iOS 15 and iPadOS 15, watchOS 8, macOS Big Sur 11.6. An application may be able to access restricted files. Se presentó un problema de comprobación en el manejo de los enlaces simbólicos. • https://support.apple.com/en-us/HT212804 https://support.apple.com/en-us/HT212805 https://support.apple.com/en-us/HT212807 https://support.apple.com/en-us/HT212814 https://support.apple.com/en-us/HT212819 https://support.apple.com/kb/HT212815 • CWE-59: Improper Link Resolution Before File Access ('Link Following') •
CVSS: 5.5EPSS: 0%CPEs: 23EXPL: 0CVE-2021-1797
https://notcve.org/view.php?id=CVE-2021-1797
The issue was addressed with improved permissions logic. This issue is fixed in macOS Big Sur 11.2, Security Update 2021-001 Catalina, Security Update 2021-001 Mojave, watchOS 7.3, tvOS 14.4, iOS 14.4 and iPadOS 14.4. A local user may be able to read arbitrary files. El problema se abordó con una lógica de permisos mejorada. Este problema es corregido en macOS Big Sur versión 11.2, Security Update 2021-001 Catalina, Security Update 2021-001 Mojave, watchOS versión 7.3, tvOS versión 14.4, iOS versión 14.4 y iPadOS versión 14.4. • http://seclists.org/fulldisclosure/2021/Apr/51 https://support.apple.com/en-us/HT212146 https://support.apple.com/en-us/HT212147 https://support.apple.com/en-us/HT212148 https://support.apple.com/en-us/HT212149 https://support.apple.com/kb/HT212326 https://support.apple.com/kb/HT212327 •
CVSS: 7.1EPSS: 0%CPEs: 1EXPL: 0CVE-2020-27936
https://notcve.org/view.php?id=CVE-2020-27936
An out-of-bounds read issue existed that led to the disclosure of kernel memory. This was addressed with improved input validation. This issue is fixed in macOS Big Sur 11.1, Security Update 2020-001 Catalina, Security Update 2020-007 Mojave. A local user may be able to cause unexpected system termination or read kernel memory. Se presentó un problema de lectura fuera de límites que conllevó a una divulgación de la memoria del Kernel. • https://support.apple.com/en-us/HT212011 • CWE-125: Out-of-bounds Read •
CVSS: 7.8EPSS: 0%CPEs: 6EXPL: 0CVE-2020-27923
https://notcve.org/view.php?id=CVE-2020-27923
An out-of-bounds write was addressed with improved input validation. This issue is fixed in macOS Big Sur 11.1, Security Update 2020-001 Catalina, Security Update 2020-007 Mojave, macOS Big Sur 11.0.1, iOS 14.2 and iPadOS 14.2, watchOS 7.1, tvOS 14.2. Processing a maliciously crafted image may lead to arbitrary code execution. Se abordó una escritura fuera de límites con una comprobación de la entrada mejorada. Este problema es corregido en macOS Big Sur versión 11.1, Security Update 2020-001 Catalina, Security Update 2020-007 Mojave, macOS Big Sur versión 11.0.1,iOS versión 14.2 y iPadOS versión 14.2, watchOS versión 7.1, tvOS versión 14.2. • https://support.apple.com/en-us/HT211928 https://support.apple.com/en-us/HT211929 https://support.apple.com/en-us/HT211930 https://support.apple.com/en-us/HT211931 https://support.apple.com/en-us/HT212011 • CWE-787: Out-of-bounds Write •