CVE-2026-65376: An app may be able to cause unexpected system termination in Apple macOS
CVE-2026-65376 is a vulnerability in Apple macOS where an out-of-bounds read could allow an application to cause unexpected system termination. The issue has been addressed with improved bounds checking and fixed in macOS Golden Gate 27, macOS Sequoia 15.8, and macOS Tahoe 26.7.
AI Analysis
Technical Summary
This vulnerability involves an out-of-bounds read in Apple macOS that may be triggered by an application, potentially causing the system to terminate unexpectedly. The flaw was mitigated by enhancing bounds checking in the affected components. The fix is included in macOS Golden Gate 27, macOS Sequoia 15.8, and macOS Tahoe 26.7.
Potential Impact
An attacker could cause unexpected system termination (crash) by exploiting this out-of-bounds read vulnerability. There is no indication of code execution or privilege escalation. No known exploits are reported in the wild.
Mitigation Recommendations
Apply the official fixes by upgrading to macOS Golden Gate 27, macOS Sequoia 15.8, or macOS Tahoe 26.7. These versions include improved bounds checking that resolves the vulnerability.
CVE-2026-65376: An app may be able to cause unexpected system termination in Apple macOS
Description
CVE-2026-65376 is a vulnerability in Apple macOS where an out-of-bounds read could allow an application to cause unexpected system termination. The issue has been addressed with improved bounds checking and fixed in macOS Golden Gate 27, macOS Sequoia 15.8, and macOS Tahoe 26.7.
Affected software
Apple
macOS
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability involves an out-of-bounds read in Apple macOS that may be triggered by an application, potentially causing the system to terminate unexpectedly. The flaw was mitigated by enhancing bounds checking in the affected components. The fix is included in macOS Golden Gate 27, macOS Sequoia 15.8, and macOS Tahoe 26.7.
Potential Impact
An attacker could cause unexpected system termination (crash) by exploiting this out-of-bounds read vulnerability. There is no indication of code execution or privilege escalation. No known exploits are reported in the wild.
Mitigation Recommendations
Apply the official fixes by upgrading to macOS Golden Gate 27, macOS Sequoia 15.8, or macOS Tahoe 26.7. These versions include improved bounds checking that resolves the vulnerability.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- apple
- Date Reserved
- 2026-07-22T00:46:31.442Z
- State
- PUBLISHED
Threat ID: 6aa860fb55bf5e2cf59d24a3
Added to database: 09/14/2026, 21:02:51 UTC
Last enriched: 09/14/2026, 22:27:15 UTC
Last updated: 09/15/2026, 05:01:22 UTC
Views: 3
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