CVSS: 7.8EPSS: 0%CPEs: 23EXPL: 0CVE-2021-1772 – Apple macOS CoreText TTF Parsing Stack-based Buffer Overflow Remote Code Execution Vulnerability
https://notcve.org/view.php?id=CVE-2021-1772
A stack overflow was addressed with improved input validation. 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. Processing a maliciously crafted text file may lead to arbitrary code execution. Se abordó un desbordamiento de la pila con una comprobación de la entrada 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. • 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://www.zerodayinitiative.com/advisories/ZDI-21-758 • CWE-787: Out-of-bounds Write •
CVSS: 4.9EPSS: 0%CPEs: 2EXPL: 0CVE-2021-1780
https://notcve.org/view.php?id=CVE-2021-1780
A memory initialization issue was addressed with improved memory handling. This issue is fixed in iOS 14.4 and iPadOS 14.4. An attacker in a privileged position may be able to perform a denial of service attack. Se abordó un problema de inicialización de la memoria con un manejo de la memoria mejorado. Este problema es corregido en iOS versión 14.4 y iPadOS versión 14.4. • https://support.apple.com/en-us/HT212146 • CWE-665: Improper Initialization •
CVSS: 7.5EPSS: 0%CPEs: 22EXPL: 0CVE-2021-1761
https://notcve.org/view.php?id=CVE-2021-1761
This issue was addressed with improved checks. 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 remote attacker may be able to cause a denial of service. Este problema es abordado con una comprobación de la entrada 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. • 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 •
CVSS: 7.8EPSS: 0%CPEs: 23EXPL: 0CVE-2021-1776 – macOS CoreGraphics Integer Overflow / Out-Of-Bounds Write
https://notcve.org/view.php?id=CVE-2021-1776
An out-of-bounds write issue was addressed with improved bounds checking. 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. Processing a maliciously crafted font file may lead to arbitrary code execution. Se abordó un problema de escritura fuera de límites con una comprobación de límites 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. • 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 • CWE-787: Out-of-bounds Write •
CVSS: 7.8EPSS: 0%CPEs: 21EXPL: 0CVE-2021-1768 – Apple macOS ModelIO USD Parsing Out-Of-Bounds Read Information Disclosure Vulnerability
https://notcve.org/view.php?id=CVE-2021-1768
An out-of-bounds read was addressed with improved bounds checking. This issue is fixed in macOS Big Sur 11.2, Security Update 2021-001 Catalina, Security Update 2021-001 Mojave, iOS 14.4 and iPadOS 14.4. Processing a maliciously crafted USD file may lead to unexpected application termination or arbitrary code execution. Se abordó una lectura fuera de límites con una comprobación de límites mejorada. Este problema es corregido en macOS Big Sur versión 11.2, Security Update 2021-001 Catalina, Security Update 2021-001 Mojave, iOS versión 14.4 y iPadOS versión 14.4. • https://support.apple.com/en-us/HT212146 https://support.apple.com/en-us/HT212147 • CWE-125: Out-of-bounds Read •