An out-of-bounds read was addressed with improved bounds checking. (CVE-2026-84565)
An out-of-bounds read vulnerability in macOS was addressed by improved bounds checking. The issue could cause unexpected application termination when processing a maliciously crafted disk image. The vulnerability is fixed in macOS Golden Gate 27, macOS Sequoia 15.8, and macOS Tahoe 26.7.
AI Analysis
Technical Summary
CVE-2026-84565 is an out-of-bounds read vulnerability in macOS that was mitigated by enhancing bounds checking. This flaw could be triggered by processing a specially crafted disk image, potentially leading to unexpected termination of applications. The vendor has fixed this issue in specific macOS versions: Golden Gate 27, Sequoia 15.8, and Tahoe 26.7.
Potential Impact
Successful exploitation of this vulnerability may cause applications to terminate unexpectedly, which could disrupt normal operations. There is no indication of further impact such as code execution or data leakage.
Mitigation Recommendations
This vulnerability has been fixed in macOS Golden Gate 27, macOS Sequoia 15.8, and macOS Tahoe 26.7. Users and administrators should update to these versions or later to remediate the issue.
An out-of-bounds read was addressed with improved bounds checking. (CVE-2026-84565)
Description
An out-of-bounds read vulnerability in macOS was addressed by improved bounds checking. The issue could cause unexpected application termination when processing a maliciously crafted disk image. The vulnerability 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-2026-84565 is an out-of-bounds read vulnerability in macOS that was mitigated by enhancing bounds checking. This flaw could be triggered by processing a specially crafted disk image, potentially leading to unexpected termination of applications. The vendor has fixed this issue in specific macOS versions: Golden Gate 27, Sequoia 15.8, and Tahoe 26.7.
Potential Impact
Successful exploitation of this vulnerability may cause applications to terminate unexpectedly, which could disrupt normal operations. There is no indication of further impact such as code execution or data leakage.
Mitigation Recommendations
This vulnerability has been fixed in macOS Golden Gate 27, macOS Sequoia 15.8, and macOS Tahoe 26.7. Users and administrators should update to these versions or later to remediate the issue.
Technical Details
- Gcve Source
- db.gcve.eu
- Osv Id
- GHSA-hrf7-5rq7-gq9x
- Osv Schema Version
- 1.4.0
- Aliases
- ["CVE-2026-84565"]
- State
- PUBLISHED
Threat ID: 6aa8a19d55bf5e2cf5f3d4b5
Added to database: 09/15/2026, 01:38:37 UTC
Last enriched: 09/15/2026, 01:49:02 UTC
Last updated: 09/15/2026, 03:01:23 UTC
Views: 2
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