CVSS: 9.3EPSS: 0%CPEs: 5EXPL: 0CVE-2021-30736 – XNU Network Stack Kernel Heap Overflow
https://notcve.org/view.php?id=CVE-2021-30736
A buffer overflow was addressed with improved size validation. This issue is fixed in macOS Big Sur 11.4, tvOS 14.6, watchOS 7.5, iOS 14.6 and iPadOS 14.6. An application may be able to execute arbitrary code with kernel privileges. Se abordó Un desbordamiento de búfer con una mejora de la comprobación de tamaño. Este problema se corrigió en macOS Big Sur versión 11.4, tvOS versión 14.6, watchOS versión 7.5, iOS versión 14.6 e iPadOS versión 14.6. • 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 • CWE-120: Buffer Copy without Checking Size of Input ('Classic Buffer Overflow') •
CVSS: 9.3EPSS: 0%CPEs: 5EXPL: 0CVE-2021-30740
https://notcve.org/view.php?id=CVE-2021-30740
A logic issue was addressed with improved validation. This issue is fixed in macOS Big Sur 11.4, tvOS 14.6, watchOS 7.5, iOS 14.6 and iPadOS 14.6. A malicious application may be able to execute arbitrary code with kernel privileges. Se abordó un problema lógico con una comprobación mejorada. Este problema se corrigió en macOS Big Sur versión 11.4, tvOS versión 14.6, watchOS versión 7.5, iOS versión 14.6 e iPadOS versión 14.6. • 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 •
CVSS: 5.5EPSS: 0%CPEs: 5EXPL: 0CVE-2021-30727
https://notcve.org/view.php?id=CVE-2021-30727
A logic issue was addressed with improved state management. This issue is fixed in macOS Big Sur 11.4, tvOS 14.6, watchOS 7.5, iOS 14.6 and iPadOS 14.6. A malicious application may be able to modify protected parts of the file system. Se abordó un problema lógico con una administración de estado mejorada. Este problema se corrigió en macOS Big Sur versión 11.4, tvOS versión 14.6, watchOS versión 7.5, iOS versión 14.6 e iPadOS versión 14.6. • 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 •
CVSS: 8.8EPSS: 0%CPEs: 37EXPL: 0CVE-2021-30737
https://notcve.org/view.php?id=CVE-2021-30737
A memory corruption issue in the ASN.1 decoder was addressed by removing the vulnerable code. This issue is fixed in tvOS 14.6, Security Update 2021-004 Mojave, iOS 14.6 and iPadOS 14.6, iOS 12.5.4, Security Update 2021-003 Catalina, macOS Big Sur 11.4, watchOS 7.5. Processing a maliciously crafted certificate may lead to arbitrary code execution. Se abordó un problema de corrupción de la memoria en el descodificador ASN.1 mediante la eliminación del código vulnerable. Este problema se corrigió en tvOS versión 14.6, Security Update 2021-004 Mojave, iOS versión 14.6 e iPadOS versión 14.6, iOS versión 12.5.4, Security Update 2021-003 Catalina, 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/HT212530 https://support.apple.com/en-us/HT212531 https://support.apple.com/en-us/HT212532 https://support.apple.com/en-us/HT212533 https://support.apple.com/en-us/HT212548 • CWE-787: Out-of-bounds Write •
CVSS: 7.1EPSS: 0%CPEs: 34EXPL: 0CVE-2021-30710
https://notcve.org/view.php?id=CVE-2021-30710
A memory corruption issue was addressed with improved state management. This issue is fixed in tvOS 14.6, Security Update 2021-004 Mojave, iOS 14.6 and iPadOS 14.6, Security Update 2021-003 Catalina, macOS Big Sur 11.4, watchOS 7.5. A malicious application may cause a denial of service or potentially disclose memory contents. Se abordó un problema de corrupción de la memoria con una administración de estado mejorada. Este problema es corregido en tvOS versión 14.6, Security Update 2021-004 Mojave, iOS versión 14.6 y iPadOS versión 14.6, Security Update 2021-003 Catalina, 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/HT212530 https://support.apple.com/en-us/HT212531 https://support.apple.com/en-us/HT212532 https://support.apple.com/en-us/HT212533 • CWE-787: Out-of-bounds Write •