CVE-2021-30900

Published Aug 24, 2021 CVSS 3.1 · 7.8 High EPSS 5.2% KEV · Listed
Description
An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in iOS 14.8.1 and iPadOS 14.8.1, iOS 15.1 and iPadOS 15.1. A malicious application may be able to execute arbitrary code with kernel privileges.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
EUVD EUVD EUVD-2021-17817 An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in iOS 14.8.1 and iPadOS 14.8.1, iOS 15.1 and iPadOS 15.1. A malicious application may be able to execute arbitrary code with kernel privileges.
History
Type Values Removed Values Added
CPEs cpe:2.3:o:apple:ipad_os:*:*:*:*:*:*:*:* cpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:*
Vendors & Products Apple ipad Os
Type Values Removed Values Added
Metrics kev

{'dateAdded': '2023-03-30'}

ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'active', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
apple
Published
Updated
Oct 21, 2025, 11:25 PM
Reserved
Apr 13, 2021, 12:00 AM
Status
Analyzed
Published
Aug 24, 2021, 7:15 PM
Modified
Jun 17, 2026, 3:51 AM