CVE-2025-43398

MEDIUM

5.5

CVSS Score

Published: November 4, 2025 at 01:16 AM UTC

Updated: June 17, 2026 at 09:23 AM UTC

6 products affected across 1 vendormacOSiPhone OSiPadOS

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Severity

MEDIUM5.5

Exploit prediction

EPSS 0.2%

SSVC

No known exploit

Description

The issue was addressed with improved memory handling. This issue is fixed in visionOS 26.1, macOS Sonoma 14.8.2, macOS Sequoia 15.7.2, watchOS 26.1, iOS 26.1 and iPadOS 26.1, tvOS 26.1. An app may be able to cause unexpected system termination.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

iPadOS · Apple

95%

v < 18.7.2v < 26.1

Affected range stops below 18.7.2, so it looks safe — our inference, not a vendor statement

Affected range stops below 26.1, so it looks safe — our inference, not a vendor statement

iPhone OS · Apple

95%

v < 26.1

macOS · Apple

95%

v < 14.8.2v < 15.7.2v < 26.114.0 ≤ v < 14.8.215.0 ≤ v < 15.7.2

Affected range stops below 14.8.2, so it looks safe — our inference, not a vendor statement

Affected range stops below 15.7.2, so it looks safe — our inference, not a vendor statement

Affected range stops below 26.1, so it looks safe — our inference, not a vendor statement

tvOS · Apple

95%

v < 26.1

Affected range stops below 26.1, so it looks safe — our inference, not a vendor statement

visionOS · Apple

95%

v < 26.1

Affected range stops below 26.1, so it looks safe — our inference, not a vendor statement

watchOS · Apple

95%

v < 26.1

Affected range stops below 26.1, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (8)

Source: cverecord

https://support.apple.com/en-us/125636

Source: cverecord

https://support.apple.com/en-us/125637

Source: cverecord

https://support.apple.com/en-us/125638

Source: cverecord

https://support.apple.com/en-us/125639

Source: cverecord

https://support.apple.com/en-us/125635

Source: cverecord

https://support.apple.com/en-us/125632

Source: cverecord

https://support.apple.com/en-us/125633

Source: cverecord

https://support.apple.com/en-us/125634

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

5.5MEDIUMCISA-ADP

Attack Vector: LOCAL
Complexity: LOW
Privileges: LOW
User Interaction: NONE
Scope: UNCHANGED
Confidentiality: NONE
Integrity: NONE
Availability: HIGH

Vector?

Quick Info

StatusMODIFIED

CWE

CWE-119

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