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Apple macOS Big SurApple Multiple Products Integer Overflow Vulnerability

Risk 85
Severity
7.8
Exploited
Input Validation, Integer Overflow
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

CoreGraphics. An integer overflow was addressed with improved input validation.

1 / 7
First published (updated )
CVE-2021-30860

debian/webkit2gtkApple iOS, iPadOS, macOS Use-After-Free Vulnerability

Risk 95
Severity
8.8
Exploited
Use After Free
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

A use after free issue was addressed with improved memory management. This issue is fixed in iOS 14.8 and iPadOS 14.8, macOS Big Sur 11.6. 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.

1 / 3
First published (updated )
CVE-2021-30858

debian/webkit2gtkApple Multiple Products WebKit Memory Corruption Vulnerability

Risk 95
Severity
8.8
Exploited
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

A memory corruption issue was addressed with improved state management.

1 / 4
Source: Red Hat
First published (updated )
CVE-2021-30665

Apple WatchOSApple iOS, iPadOS, and watchOS WebKit Cross-Site Scripting (XSS) Vulnerability

Risk 65
Severity
6.1
Exploited
XSS
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Apple iOS, iPadOS, and watchOS WebKit contain an unspecified vulnerability that allows for universal cross-site scripting (XSS) when processing maliciously crafted web content. This vulnerability could impact HTML parsers that use WebKit, including but not limited to Apple Safari and non-Apple products which rely on WebKit for HTML processing.

1 / 3
Source: CISA
First published (updated )
CVE-2021-1879

Apple iOS, iPadOS, and watchOSApple iOS, iPadOS, and watchOS Memory Corruption Vulnerability

Risk 65
Severity
4.3
Exploited
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L

A memory consumption issue was addressed with improved memory handling. This issue is fixed in iOS 13.5 and iPadOS 13.5, iOS 12.4.7, watchOS 6.2.5, watchOS 5.3.7. Processing a maliciously crafted mail message may lead to heap corruption.

1 / 3
First published (updated )
CVE-2020-9819

Apple iOS, iPadOS, and watchOSApple iOS, iPadOS, and watchOS Out-of-Bounds Write Vulnerability

Risk 95
Severity
8.8
Exploited
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Mail. An out-of-bounds write issue was addressed with improved bounds checking.

1 / 5
First published (updated )
CVE-2020-9818

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