CVE-2026-84558: An app may be able to cause unexpected system termination in Apple macOS
CVE-2026-84558 is a vulnerability in Apple macOS where a double free issue could allow an application to cause unexpected system termination. This flaw has been addressed with improved memory management and fixed in macOS Golden Gate 27.
AI Analysis
Technical Summary
This vulnerability involves a double free memory management error in Apple macOS that could be triggered by an application to cause the system to terminate unexpectedly. The issue has been resolved by Apple in macOS Golden Gate 27 through improved memory management techniques.
Potential Impact
An attacker with the ability to run an application on the affected macOS versions could cause the system to terminate unexpectedly, potentially leading to denial of service or disruption of normal operations.
Mitigation Recommendations
Apple has fixed this vulnerability in macOS Golden Gate 27. Users and administrators should update to this version or later to remediate the issue. Patch status is confirmed by the vendor advisory indicating the fix is included in macOS Golden Gate 27.
CVE-2026-84558: An app may be able to cause unexpected system termination in Apple macOS
Description
CVE-2026-84558 is a vulnerability in Apple macOS where a double free issue could allow an application to cause unexpected system termination. This flaw has been addressed with improved memory management and fixed in macOS Golden Gate 27.
Affected software
Apple
macOS
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AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability involves a double free memory management error in Apple macOS that could be triggered by an application to cause the system to terminate unexpectedly. The issue has been resolved by Apple in macOS Golden Gate 27 through improved memory management techniques.
Potential Impact
An attacker with the ability to run an application on the affected macOS versions could cause the system to terminate unexpectedly, potentially leading to denial of service or disruption of normal operations.
Mitigation Recommendations
Apple has fixed this vulnerability in macOS Golden Gate 27. Users and administrators should update to this version or later to remediate the issue. Patch status is confirmed by the vendor advisory indicating the fix is included in macOS Golden Gate 27.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- apple
- Date Reserved
- 2026-09-01T21:13:17.753Z
- State
- PUBLISHED
Threat ID: 6aa8610a55bf5e2cf59d2a88
Added to database: 09/14/2026, 21:03:06 UTC
Last enriched: 09/14/2026, 22:32:58 UTC
Last updated: 09/15/2026, 03:01:22 UTC
Views: 3
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