CVE-2021-1879

CVE-2021-1879 affects Apple WebKit/WebKit-based parsing in iOS/iPadOS/watchOS (WebKit component). The issue is a cross-site scripting vulnerability triggered by processing malicious web content, potentially leading to universal XSS. Root cause: improved management of object lifetimes in WebKit/CS...

CVE-2021-1844

A memory corruption issue was addressed with improved validation. This issue is fixed in iOS 14.4.1 and iPadOS 14.4.1, Safari 14.0.3 v. 14610.4.3.1.7 and 15610.4.3.1.7, watchOS 7.3.2, macOS Big Sur 11.2.3. Processing maliciously crafted web content may lead to arbitrary code execution...

CVE-2021-1844

CVE-2021-1844 is a memory corruption vulnerability in WebKit/WebKitGTK/WebKitGTK-related workflows triggered by processing malicious web content, with potential arbitrary code execution. Affected components include WebKit/WebKitGTK in Apple products (Safari 14.0.3 and iOS/iPadOS/macOS updates) an...

CVE-2021-1844

A memory corruption issue was addressed with improved validation. This issue is fixed in iOS 14.4.1 and iPadOS 14.4.1, Safari 14.0.3 v. 14610.4.3.1.7 and 15610.4.3.1.7, watchOS 7.3.2, macOS Big Sur 11.2.3. Processing maliciously crafted web content may lead to arbitrary code execution...

CVE-2021-1844

A memory corruption issue was addressed with improved validation. This issue is fixed in iOS 14.4.1 and iPadOS 14.4.1, Safari 14.0.3 v. 14610.4.3.1.7 and 15610.4.3.1.7, watchOS 7.3.2, macOS Big Sur 11.2.3. Processing maliciously crafted web content may lead to arbitrary code execution...

CVE-2021-1801

This issue was addressed with improved iframe sandbox enforcement. 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. Maliciously crafted web content may violate iframe sandboxing policy...

CVE-2021-1801

This issue was addressed with improved iframe sandbox enforcement. 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. Maliciously crafted web content may violate iframe sandboxing policy...

CVE-2021-1799

A port redirection issue was addressed with additional port validation. 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. A malicious website may be able to access...

CVE-2021-1799

A port redirection issue was addressed with additional port validation. 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. A malicious website may be able to access...

CVE-2021-1799

The CVE-2021-1799 entry describes a port redirection issue in WebKitGTK/WebKit allowing a malicious website to access restricted ports on arbitrary servers. Connected advisories confirm this impacts WebKitGTK and WPE WebKit upstream, with fixes implemented in WebKitGTK prior to 2.30.6 (and in ven...

CVE-2021-1797

CVE-2021-1797 affects Apple APFS on macOS (Mojave/Catalina) and related OSes. The issue, caused by inadequate permissions logic, could allow a local user to read arbitrary files. Apple patched this in macOS Big Sur 11.2 and Security Updates 2021-001 Catalina/Mojave, plus watchOS 7.3, tvOS 14.4, i...

CVE-2021-1797

The issue was addressed with improved permissions logic. 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 local user may be able to read arbitrary files...

CVE-2021-1793

CVE-2021-1793 affects Apple devices running macOS Big Sur 11.2, Catalina 10.15.x (Security Update 2021-001), Mojave, watchOS 7.3, tvOS 14.4, iOS 14.4 and iPadOS 14.4. The issue involves processing a maliciously crafted image that may lead to arbitrary code execution; Apple’s updates fix the vulne...

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...

CVE-2021-1789

The CVE-2021-1789 entry refers to a type-confusion vulnerability in WebKitGTK and WebKit prior to 2.30.6 that could allow remote attackers to execute arbitrary code by processing malicious web content. Connected advisories (Arch Linux ASA-202103-24/ASA-202103-25 and ALAS/ALPINE entries) confirm t...

CVE-2021-1792

CVE-2021-1792 is an out-of-bounds read in Apple's CoreText/TFF parsing that could allow remote code execution. Fixed in macOS Big Sur 11.2 and Security Update 2021-001 for Catalina/Mojave, watchOS 7.3, tvOS 14.4, iOS 14.4 and iPadOS 14.4; root cause described as improved bounds checking. ZDI note...

CVE-2021-1788

CVE-2021-1788 : A use-after-free in WebKitGTK/WebKit leads to arbitrary code execution when processing malicious web content. Fixes are documented in macOS/iOS/Safari updates (macOS Big Sur 11.2, Security Update 2021-001 Catalina, Mojave; Safari 14.0.3; iOS 14.4; tvOS 14.4; watchOS 7.3), and in W...

CVE-2021-1788

A use after free issue was addressed with improved memory management. 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...

CVE-2021-1785

An out-of-bounds read 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 image may lead to arbitrary code...

CVE-2021-1785

CVE-2021-1785 describes an out-of-bounds read that was addressed by improved input validation in Apple platforms. The fix applies to macOS Big Sur 11.2, Security Update 2021-001 for Catalina and Mojave, watchOS 7.3, tvOS 14.4, iOS 14.4, and iPadOS 14.4. The vulnerability could allow arbitrary cod...