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-2020-13543 – webkitgtk: use-after-free may lead to arbitrary code execution
https://notcve.org/view.php?id=CVE-2020-13543
A code execution vulnerability exists in the WebSocket functionality of Webkit WebKitGTK 2.30.0. A specially crafted web page can trigger a use-after-free vulnerability which can lead to remote code execution. An attacker can get a user to visit a webpage to trigger this vulnerability. Se presenta una vulnerabilidad de ejecución de código en la funcionalidad WebSocket de Webkit WebKitGTK versión 2.30.0. Una página web especialmente diseñada puede desencadenar una vulnerabilidad de uso de la memoria previamente liberada que puede conllevar a una ejecución de código remota. • https://security.gentoo.org/glsa/202012-10 https://talosintelligence.com/vulnerability_reports/TALOS-2020-1155 https://www.oracle.com/security-alerts/cpuapr2022.html https://access.redhat.com/security/cve/CVE-2020-13543 https://bugzilla.redhat.com/show_bug.cgi?id=1903568 • CWE-416: Use After Free •