Apple macOS up to 14.8.2/15.7.2 App memory corruption

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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7.0$5k-$25k0.00

Summaryinfo

A vulnerability, which was classified as critical, has been found in Apple macOS up to 14.8.2/15.7.2. Affected by this issue is some unknown functionality of the component App. This manipulation causes memory corruption. This vulnerability is tracked as CVE-2025-43532. The attack is possible to be carried out remotely. No exploit exists. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability was found in Apple macOS up to 14.8.2/15.7.2. It has been declared as critical. Affected by this vulnerability is an unknown functionality of the component App. The manipulation with an unknown input leads to a memory corruption vulnerability. The CWE definition for the vulnerability is CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

A memory corruption issue was addressed with improved bounds checking. This issue is fixed in watchOS 26.2, macOS Sonoma 14.8.3, iOS 18.7.3 and iPadOS 18.7.3, iOS 26.2 and iPadOS 26.2, macOS Tahoe 26.2, macOS Sequoia 15.7.3, visionOS 26.2, tvOS 26.2. Processing malicious data may lead to unexpected app termination.

The advisory is shared at support.apple.com. This vulnerability is known as CVE-2025-43532 since 04/16/2025. The exploitation appears to be easy. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Neither technical details nor an exploit are publicly available. The price for an exploit might be around USD $5k-$25k at the moment (estimation calculated on 12/19/2025).

Upgrading to version 14.8.3 or 15.7.3 eliminates this vulnerability.

The vulnerability is also documented in the databases at EUVD (EUVD-2025-203155) and CERT Bund (WID-SEC-2025-2838). Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Affected

  • Apple macOS

Productinfo

Type

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.3
VulDB Meta Temp Score: 7.0

VulDB Base Score: 7.3
VulDB Temp Score: 7.0
VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Memory corruption
CWE: CWE-119
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Status: Not defined

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: macOS 14.8.3/15.7.3

Timelineinfo

04/16/2025 CVE reserved
12/12/2025 +240 days Advisory disclosed
12/12/2025 +0 days VulDB entry created
12/19/2025 +7 days VulDB entry last update

Sourcesinfo

Vendor: apple.com

Advisory: support.apple.com
Status: Confirmed

CVE: CVE-2025-43532 (🔒)
GCVE (CVE): GCVE-0-2025-43532
GCVE (VulDB): GCVE-100-336337
EUVD: 🔒
CERT Bund: WID-SEC-2025-2838 - Apple macOS: Mehrere Schwachstellen

scip Labs: https://www.scip.ch/en/?labs.20180712

Entryinfo

Created: 12/12/2025 22:36
Updated: 12/19/2025 15:15
Changes: 12/12/2025 22:36 (57), 12/15/2025 05:23 (1), 12/15/2025 19:21 (6), 12/19/2025 15:15 (1)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Discussion

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