CVE-2021-30764

HighCVSS 7.8/10Last modified Jun 17, 2026

Description

Processing a maliciously crafted file may lead to arbitrary code execution. This issue is fixed in iOS 14.5 and iPadOS 14.5, watchOS 7.4, tvOS 14.5. This issue was addressed with improved checks.

Metrics

CVSS 3.1 7.8/10CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Affected software

No affected versions have been published.

Timeline

Published
Sep 8, 2021
Last modified
Jun 17, 2026
NVD status
Modified

Related CVEs from 2021

CVE-2021-307657.8An out-of-bounds write was addressed with improved input validation. This issue is fixed in macOS Big Sur 11.5, Security Update 2021-004 CatCVE-2021-307667.8An out-of-bounds write was addressed with improved input validation. This issue is fixed in macOS Big Sur 11.5, Security Update 2021-004 CatCVE-2021-307675.5A logic issue was addressed with improved state management. This issue is fixed in macOS Big Sur 11.6.2, macOS Monterey 12.1, Security UpdatCVE-2021-307685.5A logic issue was addressed with improved validation. This issue is fixed in iOS 14.7, macOS Big Sur 11.5, watchOS 7.6, tvOS 14.7, Security CVE-2021-307695.5A logic issue was addressed with improved state management. This issue is fixed in iOS 14.7, tvOS 14.7, watchOS 7.6. A malicious attacker wiCVE-2021-307705.5A logic issue was addressed with improved validation. This issue is fixed in iOS 14.7, tvOS 14.7, watchOS 7.6. An attacker that has already CVE-2021-307717.8An out-of-bounds write was addressed with improved input validation. This issue is fixed in macOS Big Sur 11.4, iOS 14.6 and iPadOS 14.6, waCVE-2021-307727.8This issue was addressed with improved checks. This issue is fixed in macOS Big Sur 11.5. A malicious application may be able to gain root pCVE-2021-307735.5An issue in code signature validation was addressed with improved checks. This issue is fixed in iOS 14.7, tvOS 14.7, watchOS 7.6. A malicioCVE-2021-307747.8A logic issue was addressed with improved validation. This issue is fixed in iOS 14.7, macOS Big Sur 11.5, watchOS 7.6, tvOS 14.7. A malicioCVE-2021-307757.8A memory corruption issue was addressed with improved state management. This issue is fixed in iOS 14.7, macOS Big Sur 11.5, watchOS 7.6, tvCVE-2021-307765.5A logic issue was addressed with improved validation. This issue is fixed in iOS 14.7, macOS Big Sur 11.5, watchOS 7.6, tvOS 14.7, Security
CVE-2021-30764: High severity, CVSS 7.8 | Vulnix