An out-of-bounds read was addressed with improved bounds checking. (CVE-2026-84516)
An out-of-bounds read vulnerability was fixed by improving bounds checking in macOS Golden Gate 27, macOS Sequoia 15.8, and macOS Tahoe 26.7. Exploiting this flaw by processing a maliciously crafted file could cause unexpected application termination or disclosure of process memory.
AI Analysis
Technical Summary
CVE-2026-84516 is an out-of-bounds read vulnerability that was addressed through improved bounds checking in specific macOS versions. The vulnerability allows a maliciously crafted file to trigger an out-of-bounds read, potentially leading to application crashes or unintended disclosure of process memory. The issue is fixed in macOS Golden Gate 27, macOS Sequoia 15.8, and macOS Tahoe 26.7.
Potential Impact
Successful exploitation may cause unexpected termination of applications processing malicious files and could lead to disclosure of process memory, potentially exposing sensitive information.
Mitigation Recommendations
The vulnerability is fixed in macOS Golden Gate 27, macOS Sequoia 15.8, and macOS Tahoe 26.7. Users and administrators should update to these versions to remediate the issue.
An out-of-bounds read was addressed with improved bounds checking. (CVE-2026-84516)
Description
An out-of-bounds read vulnerability was fixed by improving bounds checking in macOS Golden Gate 27, macOS Sequoia 15.8, and macOS Tahoe 26.7. Exploiting this flaw by processing a maliciously crafted file could cause unexpected application termination or disclosure of process memory.
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-84516 is an out-of-bounds read vulnerability that was addressed through improved bounds checking in specific macOS versions. The vulnerability allows a maliciously crafted file to trigger an out-of-bounds read, potentially leading to application crashes or unintended disclosure of process memory. The issue is fixed in macOS Golden Gate 27, macOS Sequoia 15.8, and macOS Tahoe 26.7.
Potential Impact
Successful exploitation may cause unexpected termination of applications processing malicious files and could lead to disclosure of process memory, potentially exposing sensitive information.
Mitigation Recommendations
The vulnerability is fixed in macOS Golden Gate 27, macOS Sequoia 15.8, and macOS Tahoe 26.7. Users and administrators should update to these versions to remediate the issue.
Technical Details
- Gcve Source
- db.gcve.eu
- Osv Id
- GHSA-fxmp-f25c-m5c5
- Osv Schema Version
- 1.4.0
- Aliases
- ["CVE-2026-84516"]
- State
- PUBLISHED
Threat ID: 6aa8a1a455bf5e2cf5f3d4e0
Added to database: 09/15/2026, 01:38:44 UTC
Last enriched: 09/15/2026, 01:50:53 UTC
Last updated: 09/15/2026, 03:01:22 UTC
Views: 2
Community Reviews
0 reviewsCrowdsource mitigation strategies, share intel context, and vote on the most helpful responses. Sign in to add your voice and help keep defenders ahead.
Want to contribute mitigation steps or threat intel context? Sign in or create an account to join the community discussion.
Actions
Updates to AI analysis require Pro Console access. Upgrade inside Console → Billing.
Need more coverage?
Upgrade to Pro Console for AI refresh and higher limits.
For incident response and remediation, OffSeq services can help resolve threats faster.
Latest Threats
Check if your credentials are on the dark web
Instant breach scanning across billions of leaked records. Free tier available.