CVE-2025-31201 — This issue was addressed by removing the vulnerable code

This issue was addressed by removing the vulnerable code. This issue is fixed in iOS 18.4.1 and iPadOS 18.4.1, macOS Sequoia 15.4.1, tvOS 18.4.1, visionOS 2.4.1. An attacker with arbitrary read and write capability may be able to bypass Pointer Authentication. Apple is aware of a

01What is this vulnerability?

This issue was addressed by removing the vulnerable code. This issue is fixed in iOS 18.4.1 and iPadOS 18.4.1, macOS Sequoia 15.4.1, tvOS 18.4.1, visionOS 2.4.1. An attacker with arbitrary read and write capability may be able to bypass Pointer Authentication. Apple is aware of a report that this issue may have been exploited in an extremely sophisticated attack against specific targeted…

02Affected products

No structured affected-product list available — see references below for vendor advisories.

03Active exploitation status

Yes — actively exploited. Added to the CISA KEV catalog on 2025-04-17. Ransomware use: Unknown.

04Recommended remediation

• Patch to a fixed version listed in the vendor advisory (see references below).
• Mitigate with WAF rules, network egress filters, or feature flags where the patch is not yet available.
• Hunt historical logs for exploitation indicators — see Detection signatures below.

05Technical details

For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.

06Detection signatures

Open the Sigma generator with a pre-filled prompt for this CVE to draft a starting detection in your stack of choice:

Open in Sigma generator →

07Related CVEs

08Timeline

• Published: 2025-04-16T19:15:54.673
• Last modified: 2026-04-03T14:31:32.007
• Added to CISA KEV: 2025-04-17

09References

• support.apple.com — https://support.apple.com/en-us/122282
• support.apple.com — https://support.apple.com/en-us/122400
• support.apple.com — https://support.apple.com/en-us/122401
• support.apple.com — https://support.apple.com/en-us/122402
• seclists.org — http://seclists.org/fulldisclosure/2025/Apr/26
• seclists.org — http://seclists.org/fulldisclosure/2025/Jun/14
• seclists.org — http://seclists.org/fulldisclosure/2025/Oct/0
• seclists.org — http://seclists.org/fulldisclosure/2025/Oct/3
• seclists.org — http://seclists.org/fulldisclosure/2025/Oct/4
• github.com — https://github.com/JGoyd/iOS-Attack-Chain-CVE-2025-31200-CVE-2025-31201/blob/mai…