CVE-2026-65367: An app may be able to cause unexpected system termination in Apple iOS and iPadOS
Description
CVE-2026-65367 is a vulnerability in Apple iOS and iPadOS where a null pointer dereference could allow an app to cause unexpected system termination. This issue has been addressed with improved input validation and fixed in iOS 18.7.9, iPadOS 18.7.9, iOS 26.5, and iPadOS 26.5. The vulnerability does not impact confidentiality or integrity but can cause denial of service by crashing the system.
CVSS v3.1
Score 5.5medium
Affected software
Apple
iOS and iPadOS
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability involves a null pointer dereference in Apple iOS and iPadOS that could be triggered by a malicious app to cause unexpected system termination (denial of service). The issue was resolved by improving input validation in the affected operating system versions. The CVSS score is 5.5 (medium severity) with an attack vector requiring local access and low privileges, no user interaction, and impact limited to availability.
Potential Impact
An attacker with local privileges can cause the system to terminate unexpectedly, resulting in denial of service. There is no impact on confidentiality or integrity. No known exploits are reported in the wild.
Mitigation Recommendations
Update affected devices to iOS 18.7.9, iPadOS 18.7.9, iOS 26.5, or iPadOS 26.5 where the issue is fixed. No other mitigations are indicated.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- apple
- Date Reserved
- 2026-07-22T00:46:16.023Z
- State
- PUBLISHED
Threat ID: 6a8def07acd9273b49a0e1bd
Added to database: 08/25/2026, 19:37:43 UTC
Last enriched: 09/10/2026, 17:39:00 UTC
Last updated: 10/08/2026, 06:48:18 UTC
Views: 69
Community Reviews
0 reviewsCrowdsource mitigation strategies, share intel context, and vote on the most helpful responses. Sign in to add your voice and help keep defenders ahead.
Want to contribute mitigation steps or threat intel context? Sign in or create an account to join the community discussion.
Actions
Updates to AI analysis require Pro Console access. Upgrade inside Console → Billing.
Need more coverage?
Upgrade to Pro Console for AI refresh and higher limits.
For incident response and remediation, OffSeq services can help resolve threats faster.
Latest Threats
Check if your credentials are on the dark web
Instant breach scanning across billions of leaked records. Free tier available.