# CVE-2025-43510: Apple Multiple Products Improper Locking Vulnerability

> CVE-2025-43510: Apple Multiple Products Improper Locking Vulnerability. CVSS 7.8 (CVSS 3.1), in CISA KEV.

Canonical: https://rewindex.com/cve/CVE-2025-43510
Last updated: 2026-10-07T11:10:00Z

- Published: 2025-12-12 20:56 UTC · Updated: 2026-10-07 11:10 UTC · Assigner: apple
- CVSS: 7.8 (CVSS 3.1) · Severity: High · Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- EPSS: 0.36%, 29th percentile (scored 2026-10-25)
- CISA KEV: yes, added 2026-03-20, federal due date 2026-04-03, ransomware use: Unknown

## Description

A memory corruption issue was addressed with improved lock state checking. 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 cause unexpected changes in memory shared between processes.

## CISA required action

Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

## Affected vendors and products

- Apple: iOS and iPadOS
- Apple: macOS
- Apple: tvOS
- Apple: visionOS
- Apple: watchOS

## References

- [CVE record on cve.org](https://www.cve.org/CVERecord?id=CVE-2025-43510)
- [NVD entry](https://nvd.nist.gov/vuln/detail/CVE-2025-43510)
- [https://support.apple.com/en-us/125632](https://support.apple.com/en-us/125632)
- [https://support.apple.com/en-us/125633](https://support.apple.com/en-us/125633)
- [https://support.apple.com/en-us/125634](https://support.apple.com/en-us/125634)
- [https://support.apple.com/en-us/125635](https://support.apple.com/en-us/125635)
- [https://support.apple.com/en-us/125636](https://support.apple.com/en-us/125636)
- [https://support.apple.com/en-us/125637](https://support.apple.com/en-us/125637)
- [https://support.apple.com/en-us/125638](https://support.apple.com/en-us/125638)
- [https://support.apple.com/en-us/125639](https://support.apple.com/en-us/125639)

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_Sources: CVE records from the CVE Program (cve.org). CVE® is a registered trademark of The MITRE Corporation. (https://www.cve.org/) This product uses data from the NVD API but is not endorsed or certified by the NVD. (https://nvd.nist.gov/) Known Exploited Vulnerabilities catalog from CISA. (https://www.cisa.gov/known-exploited-vulnerabilities-catalog) EPSS scores from FIRST (Exploit Prediction Scoring System). (https://www.first.org/epss/)_


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Canonical: https://rewindex.com/cve/CVE-2025-43510 · Markdown: https://rewindex.com/cve/CVE-2025-43510.md · JSON: https://rewindex.com/api/v1/cves/CVE-2025-43510 · Data licensed CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/) · Generated 2026-10-26T02:14:31.008Z