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CVSS: 5.5EPSS: 0%CPEs: 36EXPL: 1

CVE-2021-1883

https://notcve.org/view.php?id=CVE-2021-1883

This issue was addressed with improved checks. This issue is fixed in Security Update 2021-004 Mojave, iOS 14.5 and iPadOS 14.5, watchOS 7.4, Security Update 2021-003 Catalina, tvOS 14.5, macOS Big Sur 11.3. Processing maliciously crafted server messages may lead to heap corruption. Este problema es abordado con comprobaciones mejoradas. Este problema se corrigió en Security Update 2021-004 Mojave, iOS versión 14.5 e iPadOS versión 14.5, watchOS versión 7.4, Security Update 2021-003 Catalina, tvOS versión 14.5, macOS Big Sur versión 11.3. • https://github.com/gabe-k/CVE-2021-1883 https://support.apple.com/en-us/HT212317 https://support.apple.com/en-us/HT212323 https://support.apple.com/en-us/HT212324 https://support.apple.com/en-us/HT212325 https://support.apple.com/en-us/HT212530 https://support.apple.com/en-us/HT212531 • CWE-787: Out-of-bounds Write •

CVSS: 8.8EPSS: 0%CPEs: 7EXPL: 0

CVE-2021-30661 – Apple Multiple Products WebKit Storage Use-After-Free Vulnerability

https://notcve.org/view.php?id=CVE-2021-30661

A use after free issue was addressed with improved memory management. This issue is fixed in Safari 14.1, iOS 12.5.3, iOS 14.5 and iPadOS 14.5, watchOS 7.4, tvOS 14.5, macOS Big Sur 11.3. Processing maliciously crafted web content may lead to arbitrary code execution. Apple is aware of a report that this issue may have been actively exploited.. Se abordó un problema de uso de la memoria previamente liberada con una administración de la memoria mejorada. • https://support.apple.com/en-us/HT212317 https://support.apple.com/en-us/HT212318 https://support.apple.com/en-us/HT212323 https://support.apple.com/en-us/HT212324 https://support.apple.com/en-us/HT212325 https://support.apple.com/en-us/HT212341 https://access.redhat.com/security/cve/CVE-2021-30661 https://bugzilla.redhat.com/show_bug.cgi?id=1986870 • CWE-20: Improper Input Validation CWE-416: Use After Free •

CVSS: 8.8EPSS: 0%CPEs: 6EXPL: 0

CVE-2021-30665 – Apple Multiple Products WebKit Memory Corruption Vulnerability

https://notcve.org/view.php?id=CVE-2021-30665

A memory corruption issue was addressed with improved state management. This issue is fixed in watchOS 7.4.1, iOS 14.5.1 and iPadOS 14.5.1, tvOS 14.6, iOS 12.5.3, macOS Big Sur 11.3.1. Processing maliciously crafted web content may lead to arbitrary code execution. Apple is aware of a report that this issue may have been actively exploited.. Se abordó un problema de corrupción de la memoria con una administración de estado mejorada. • https://support.apple.com/en-us/HT212335 https://support.apple.com/en-us/HT212336 https://support.apple.com/en-us/HT212339 https://support.apple.com/en-us/HT212341 https://support.apple.com/en-us/HT212532 https://access.redhat.com/security/cve/CVE-2021-30665 https://bugzilla.redhat.com/show_bug.cgi?id=1986874 • CWE-20: Improper Input Validation CWE-787: Out-of-bounds Write •

CVSS: 7.8EPSS: 0%CPEs: 2EXPL: 0

CVE-2021-1880

https://notcve.org/view.php?id=CVE-2021-1880

This issue was addressed with improved checks. This issue is fixed in macOS Big Sur 11.3, watchOS 7.4. Processing a maliciously crafted image may lead to arbitrary code execution. Este problema es abordado con comprobaciones mejoradas. Este problema se corrigió en macOS Big Sur versión 11.3, watchOS versión 7.4. • https://support.apple.com/en-us/HT212324 https://support.apple.com/en-us/HT212325 •

CVSS: 7.8EPSS: 0%CPEs: 46EXPL: 0

CVE-2021-1858 – Apple macOS KTX Image DecodeRow Out-Of-Bounds Read Information Disclosure Vulnerability

https://notcve.org/view.php?id=CVE-2021-1858

Processing a maliciously crafted image may lead to arbitrary code execution. This issue is fixed in Security Update 2021-002 Catalina, iOS 14.5 and iPadOS 14.5, watchOS 7.4, tvOS 14.5, macOS Big Sur 11.3. An out-of-bounds write issue was addressed with improved bounds checking. El procesamiento de una imagen maliciosamente diseñada puede conllevar a una ejecución de código arbitrario. Este problema se corrigió en Security Update 2021-002 Catalina, iOS versión 14.5 e iPadOS versión 14.5, watchOS versión 7.4, tvOS versión 14.5, macOS Big Sur versión 11.3. • https://support.apple.com/en-us/HT212317 https://support.apple.com/en-us/HT212323 https://support.apple.com/en-us/HT212324 https://support.apple.com/en-us/HT212325 https://support.apple.com/en-us/HT212326 • CWE-787: Out-of-bounds Write •