An out-of-bounds read was addressed with improved bounds checking. (CVE-2026-65376)
An out-of-bounds read vulnerability in macOS was addressed by improved bounds checking. This flaw could allow an application to cause unexpected system termination. The issue is fixed in macOS Golden Gate 27, macOS Sequoia 15.8, and macOS Tahoe 26.7.
AI Analysis
Technical Summary
CVE-2026-65376 describes an out-of-bounds read vulnerability in macOS operating systems. The vulnerability was mitigated by implementing improved bounds checking to prevent reading outside of allocated memory. Exploitation could lead to an application causing unexpected system termination (crash). The issue has been fixed in specific macOS versions: Golden Gate 27, Sequoia 15.8, and Tahoe 26.7.
Potential Impact
An attacker controlling an application could cause the system to terminate unexpectedly, potentially leading to denial of service conditions. There is no indication of code execution or data disclosure from the provided information.
Mitigation Recommendations
Apply the official fixes by updating to macOS Golden Gate 27, macOS Sequoia 15.8, or macOS Tahoe 26.7. These versions include the improved bounds checking that resolves the vulnerability.
An out-of-bounds read was addressed with improved bounds checking. (CVE-2026-65376)
Description
An out-of-bounds read vulnerability in macOS was addressed by improved bounds checking. This flaw could allow an application to cause unexpected system termination. The issue is fixed in macOS Golden Gate 27, macOS Sequoia 15.8, and macOS Tahoe 26.7.
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-65376 describes an out-of-bounds read vulnerability in macOS operating systems. The vulnerability was mitigated by implementing improved bounds checking to prevent reading outside of allocated memory. Exploitation could lead to an application causing unexpected system termination (crash). The issue has been fixed in specific macOS versions: Golden Gate 27, Sequoia 15.8, and Tahoe 26.7.
Potential Impact
An attacker controlling an application could cause the system to terminate unexpectedly, potentially leading to denial of service conditions. There is no indication of code execution or data disclosure from the provided information.
Mitigation Recommendations
Apply the official fixes by updating to macOS Golden Gate 27, macOS Sequoia 15.8, or macOS Tahoe 26.7. These versions include the improved bounds checking that resolves the vulnerability.
Technical Details
- Gcve Source
- db.gcve.eu
- Osv Id
- GHSA-g4pc-4w83-hfx5
- Osv Schema Version
- 1.4.0
- Aliases
- ["CVE-2026-65376"]
- State
- PUBLISHED
Threat ID: 6aa8a1af55bf5e2cf5f3d56c
Added to database: 09/15/2026, 01:38:55 UTC
Last enriched: 09/15/2026, 01:53:47 UTC
Last updated: 09/15/2026, 03:01:22 UTC
Views: 2
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