CVE-2025-43300

Severity CVSS v4.0:

Pending analysis

Type:

CWE-787 Out-of-bounds Write

Publication date:

21/08/2025

Last modified:

03/04/2026

Description

An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in iOS 15.8.5 and iPadOS 15.8.5, iOS 16.7.12 and iPadOS 16.7.12, iOS 18.6.2 and iPadOS 18.6.2, iPadOS 17.7.10, macOS Sequoia 15.6.1, macOS Sonoma 14.7.8, macOS Ventura 13.7.8. Processing a malicious image file may result in memory corruption. Apple is aware of a report that this issue may have been exploited in an extremely sophisticated attack against specific targeted individuals.

Impact

Vector 3.x

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H CVSS v3.1 Severity and Metrics:

Base Score: 10.00 CRITICAL
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H

Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope (S): Changed
Confidentiality (C): High
Integrity (I): High
Availability (A): High

Base Score 3.x

10.00

Severity 3.x

CRITICAL

Vulnerable products and versions

CPE	From	Up to
cpe:2.3:o:apple:ipados::::::::		15.8.5 (excluding)
cpe:2.3:o:apple:ipados::::::::	16.0 (including)	16.7.12 (excluding)
cpe:2.3:o:apple:ipados::::::::	17.0 (including)	17.7.10 (excluding)
cpe:2.3:o:apple:ipados::::::::	18.0 (including)	18.6.2 (excluding)
cpe:2.3:o:apple:iphone_os::::::::		15.8.5 (excluding)
cpe:2.3:o:apple:iphone_os::::::::	16.0 (including)	16.7.12 (excluding)
cpe:2.3:o:apple:iphone_os::::::::	17.0 (including)	18.6.2 (excluding)
cpe:2.3:o:apple:macos::::::::	13.0 (including)	13.7.8 (excluding)
cpe:2.3:o:apple:macos::::::::	14.0 (including)	14.7.8 (excluding)
cpe:2.3:o:apple:macos::::::::	15.0 (including)	15.6.1 (excluding)

To consult the complete list of CPE names with products and versions, see this page

CVE-2025-43300

Description

Impact

Vulnerable products and versions

References to Advisories, Solutions, and Tools