CVE-2021-1789 – Apple Multiple Products Type Confusion Vulnerability
https://notcve.org/view.php?id=CVE-2021-1789
A type confusion issue was addressed with improved state handling. This issue is fixed in macOS Big Sur 11.2, Security Update 2021-001 Catalina, Security Update 2021-001 Mojave, tvOS 14.4, watchOS 7.3, iOS 14.4 and iPadOS 14.4, Safari 14.0.3. Processing maliciously crafted web content may lead to arbitrary code execution. Se abordó un problema de confusión de tipos con un manejo del estado mejorado. Este problema es corregido en macOS Big Sur versión 11.2, Security Update 2021-001 Catalina, Security Update 2021-001 Mojave, tvOS versión 14.4, watchOS versión 7.3, iOS versión 14.4 y iPadOS versión 14.4, Safari versión 14.0.3. • https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/JN6ZOD62CTO54CHTMJTHVEF6R2Y532TJ https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/L3L6ZZOU5JS7E3RFYGLP7UFLXCG7TNLU https://security.gentoo.org/glsa/202104-03 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/en-us/HT212152 https:/ • CWE-843: Access of Resource Using Incompatible Type ('Type Confusion') •
CVE-2021-1870 – Apple iOS, iPadOS, and macOS WebKit Remote Code Execution Vulnerability
https://notcve.org/view.php?id=CVE-2021-1870
A logic issue was addressed with improved restrictions. 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. A remote attacker may be able to cause arbitrary code execution. Apple is aware of a report that this issue may have been actively exploited.. Se abordó un problema de lógica con unas restricciones mejoradas. • https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/JN6ZOD62CTO54CHTMJTHVEF6R2Y532TJ https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/L3L6ZZOU5JS7E3RFYGLP7UFLXCG7TNLU https://security.gentoo.org/glsa/202104-03 https://support.apple.com/en-us/HT212146 https://support.apple.com/en-us/HT212147 https://access.redhat.com/security/cve/CVE-2021-1870 https://bugzilla.redhat.com/show_bug.cgi?id=1944350 • CWE-20: Improper Input Validation •
CVE-2020-13584 – webkitgtk: use-after-free may lead to arbitrary code execution
https://notcve.org/view.php?id=CVE-2020-13584
An exploitable use-after-free vulnerability exists in WebKitGTK browser version 2.30.1 x64. A specially crafted HTML web page can cause a use-after-free condition, resulting in a remote code execution. The victim needs to visit a malicious web site to trigger this vulnerability. Se presenta una vulnerabilidad explotable de uso de la memoria previamente liberada en el navegador WebKitGTK versión 2.30.1 x64. Una página web HTML especialmente diseñada puede causar una condición de uso de la memoria previamente liberada, resultando en una ejecución de código remota. • https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/BY2OBQZFMEFZOSWXPXHPEHOJXXILEEX2 https://security.gentoo.org/glsa/202012-10 https://talosintelligence.com/vulnerability_reports/TALOS-2020-1195 https://access.redhat.com/security/cve/CVE-2020-13584 https://bugzilla.redhat.com/show_bug.cgi?id=1901212 • CWE-416: Use After Free •