CVE-2021-30983

Published Aug 24, 2021 CVSS 3.1 · 7.8 High EPSS 2.9% KEV · Listed
Description
A buffer overflow issue was addressed with improved memory handling. This issue is fixed in iOS 15.2 and iPadOS 15.2. An 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-2021-17900 A buffer overflow issue was addressed with improved memory handling. This issue is fixed in iOS 15.2 and iPadOS 15.2. An application may be able to execute arbitrary code with kernel privileges.
History
Type Values Removed Values Added
Metrics kev

{'dateAdded': '2022-06-27'}

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