CVE-2021-1816

published 2021-09-08

CVE-2021-1816: A buffer overflow was addressed with improved bounds checking. This issue is fixed in iOS 14.5 and iPadOS 14.5, watchOS 7.4, tvOS 14.5. A malicious application…

Priority P3 39 high 7.8 CVSS 3.1

AV L AC L PR N UI R S U C H I H A H

A buffer overflow was addressed with improved bounds checking. This issue is fixed in iOS 14.5 and iPadOS 14.5, watchOS 7.4, tvOS 14.5. A malicious application may be able to execute arbitrary code with kernel privileges.

Affected

9 ranges

Vendor	Product	Version range	Fixed in
apple	ios_14.5_and_ipados	—	—
apple	ios_and_ipados	>= unspecified < 14.5	14.5
apple	ipados	< 14.5	14.5
apple	iphone_os	< 14.5	14.5
apple	tvos	< 14.5	14.5
apple	tvos	>= unspecified < 14.5	14.5
apple	watchos	< 7.4	7.4
apple	watchos	>= unspecified < 7.4	7.4
google	chrome_chrome	—	—

CVSS provenance

nvd v3.1 7.8 HIGH CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

nvd v2.0 9.3 CRITICAL AV:N/AC:M/Au:N/C:C/I:C/A:C

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CWE-119