CVE-2025-43520

Severity

MEDIUM

CVSS

5.5

EPSS

0.00423

Risk score

47.15

CISA KEV

Yes

PoC

Yes

Published

2025-12-12

Modified

2026-04-02

First seen

2026-08-07

Aliases

EUVD-2025-203153, GHSA-C46J-8P94-C85X

Products

Apple:Multiple Products, Apple:iOS and iPadOS 0 <18.7.2, Apple:iOS and iPadOS 0 <26.1, Apple:macOS 0 <14.8.2, Apple:macOS 0 <15.7.2, Apple:macOS 0 <26.1, Apple:tvOS 0 <26.1, Apple:visionOS 0 <26.1, Apple:watchOS 0 <26.1, apple, ios

Sources

cisa.gov CVE-2025-43520
euvd EUVD-2025-203153
packetstorm 12619208163822be4bba0c0f|CVE-2025-43520

Description

A memory corruption issue was addressed with improved memory handling. This issue is fixed in iOS 18.7.2 and iPadOS 18.7.2, iOS 26.1 and iPadOS 26.1, macOS Sequoia 15.7.2, macOS Sonoma 14.8.2, macOS Tahoe 26.1, tvOS 26.1, visionOS 26.1, watchOS 26.1. A malicious application may be able to cause unexpected system termination or write kernel memory.

Description

References