CVE-2019-8527

CriticalCVSS 9.1/10Last modified Jun 17, 2026

Description

A buffer overflow was addressed with improved size validation. This issue is fixed in iOS 12.2, macOS Mojave 10.14.4, tvOS 12.2, watchOS 5.2. A remote attacker may be able to cause unexpected system termination or corrupt kernel memory.

Metrics

CVSS 3.1 9.1/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H

Weakness enumeration

CWE-120

Affected software

No affected versions have been published.

Timeline

Published
Dec 18, 2019
Last modified
Jun 17, 2026
NVD status
Modified

Related CVEs from 2019

CVE-2019-85286.7A use after free issue was addressed with improved memory management. This issue is fixed in watchOS 5.2, macOS Mojave 10.14.4, Security UpdCVE-2019-85297.8A memory corruption issue was addressed with improved input validation. This issue is fixed in iOS 12.2, macOS Mojave 10.14.4. An applicatioCVE-2019-85305.5This issue was addressed with improved checks. This issue is fixed in iOS 12.2, macOS Mojave 10.14.4, tvOS 12.2. A malicious application mayCVE-2019-85319.8A validation issue existed in Trust Anchor Management. This issue was addressed with improved validation. This issue is fixed in watchOS 5.2CVE-2019-85325.5A permissions issue was addressed by removing vulnerable code and adding additional checks. This issue is fixed in watchOS 5.2, iOS 12.2. A CVE-2019-85337.8A lock handling issue was addressed with improved lock handling. This issue is fixed in macOS Mojave 10.14.4. A Mac may not lock when disconCVE-2019-85346.7A logic issue existed resulting in memory corruption. This was addressed with improved state management. This issue is fixed in macOS MojaveCVE-2019-85358.8A memory corruption issue was addressed with improved state management. This issue is fixed in iOS 12.2, tvOS 12.2, Safari 12.1, iTunes 12.9CVE-2019-85368.8A memory corruption issue was addressed with improved memory handling. This issue is fixed in iOS 12.2, tvOS 12.2, watchOS 5.2, Safari 12.1,CVE-2019-85375.5An access issue was addressed with improved memory management. This issue is fixed in macOS Mojave 10.14.4. A local user may be able to viewCVE-2019-85385.5A denial of service issue was addressed with improved validation. This issue is fixed in watchOS 5.2, macOS Mojave 10.14.4, Security Update CVE-2019-85397.8A memory initialization issue was addressed with improved memory handling. This issue is fixed in macOS Mojave 10.14.6, Security Update 2019
CVE-2019-8527: Critical severity, CVSS 9.1 | Vulnix