An out-of-bounds read was addressed with improved bounds checking. (CVE-2026-65365)
An out-of-bounds read vulnerability in macOS was addressed by improved bounds checking. The flaw could allow disclosure of kernel memory when connecting to a malicious SMB share. The issue is fixed in macOS Golden Gate 27, macOS Sequoia 15.8, and macOS Tahoe 26.7.
AI Analysis
Technical Summary
CVE-2026-65365 describes an out-of-bounds read vulnerability in macOS SMB client code. This vulnerability could be triggered by connecting to a malicious SMB share, potentially leading to disclosure of kernel memory. The issue was resolved by implementing improved bounds checking. The fix is included in macOS Golden Gate 27, macOS Sequoia 15.8, and macOS Tahoe 26.7.
Potential Impact
Successful exploitation of this vulnerability may disclose sensitive kernel memory contents to an attacker controlling a malicious SMB share. This could lead to information leakage that might aid further attacks or compromise system security.
Mitigation Recommendations
Apply the official patches by upgrading to macOS Golden Gate 27, macOS Sequoia 15.8, or macOS Tahoe 26.7, where this vulnerability has been fixed by improved bounds checking.
An out-of-bounds read was addressed with improved bounds checking. (CVE-2026-65365)
Description
An out-of-bounds read vulnerability in macOS was addressed by improved bounds checking. The flaw could allow disclosure of kernel memory when connecting to a malicious SMB share. 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-2026-65365 describes an out-of-bounds read vulnerability in macOS SMB client code. This vulnerability could be triggered by connecting to a malicious SMB share, potentially leading to disclosure of kernel memory. The issue was resolved by implementing improved bounds checking. The fix is included in macOS Golden Gate 27, macOS Sequoia 15.8, and macOS Tahoe 26.7.
Potential Impact
Successful exploitation of this vulnerability may disclose sensitive kernel memory contents to an attacker controlling a malicious SMB share. This could lead to information leakage that might aid further attacks or compromise system security.
Mitigation Recommendations
Apply the official patches by upgrading to macOS Golden Gate 27, macOS Sequoia 15.8, or macOS Tahoe 26.7, where this vulnerability has been fixed by improved bounds checking.
Technical Details
- Gcve Source
- db.gcve.eu
- Osv Id
- GHSA-355f-mvmj-jr2r
- Osv Schema Version
- 1.4.0
- Aliases
- ["CVE-2026-65365"]
- State
- PUBLISHED
Threat ID: 6aa8a1b155bf5e2cf5f3d5e5
Added to database: 09/15/2026, 01:38:57 UTC
Last enriched: 09/15/2026, 01:54:32 UTC
Last updated: 09/15/2026, 03:01:23 UTC
Views: 2
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