An out-of-bounds write issue was addressed with improved bounds checking. (CVE-2026-84519)
An out-of-bounds write vulnerability was fixed by improving bounds checking in Apple operating systems. The issue could cause unexpected system termination when mounting a disk image containing maliciously crafted files. The vulnerability is addressed in iOS 26.7, iPadOS 26.7, iOS 27, iPadOS 27, macOS Golden Gate 27, macOS Sequoia 15.8, and macOS Tahoe 26.7.
AI Analysis
Technical Summary
CVE-2026-84519 is an out-of-bounds write vulnerability that was mitigated through improved bounds checking. Specifically, mounting a disk image with maliciously crafted files could trigger this flaw, potentially leading to unexpected system termination. The vulnerability affects multiple Apple operating systems and has been fixed in the specified versions.
Potential Impact
Exploitation of this vulnerability may cause unexpected system termination, which could disrupt normal device operation. There is no information about code execution or data compromise. No known exploits in the wild have been reported.
Mitigation Recommendations
This vulnerability has been fixed in iOS 26.7, iPadOS 26.7, iOS 27, iPadOS 27, macOS Golden Gate 27, macOS Sequoia 15.8, and macOS Tahoe 26.7. Users and administrators should apply these updates to remediate the issue.
An out-of-bounds write issue was addressed with improved bounds checking. (CVE-2026-84519)
Description
An out-of-bounds write vulnerability was fixed by improving bounds checking in Apple operating systems. The issue could cause unexpected system termination when mounting a disk image containing maliciously crafted files. The vulnerability is addressed in iOS 26.7, iPadOS 26.7, iOS 27, iPadOS 27, macOS Golden Gate 27, macOS Sequoia 15.8, and macOS Tahoe 26.7.
Affected software
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-84519 is an out-of-bounds write vulnerability that was mitigated through improved bounds checking. Specifically, mounting a disk image with maliciously crafted files could trigger this flaw, potentially leading to unexpected system termination. The vulnerability affects multiple Apple operating systems and has been fixed in the specified versions.
Potential Impact
Exploitation of this vulnerability may cause unexpected system termination, which could disrupt normal device operation. There is no information about code execution or data compromise. No known exploits in the wild have been reported.
Mitigation Recommendations
This vulnerability has been fixed in iOS 26.7, iPadOS 26.7, iOS 27, iPadOS 27, macOS Golden Gate 27, macOS Sequoia 15.8, and macOS Tahoe 26.7. Users and administrators should apply these updates to remediate the issue.
Technical Details
- Gcve Source
- db.gcve.eu
- Osv Id
- GHSA-rr94-9f7c-xqgw
- Osv Schema Version
- 1.4.0
- Aliases
- ["CVE-2026-84519"]
- State
- PUBLISHED
Threat ID: 6aa8a1a255bf5e2cf5f3d4d5
Added to database: 09/15/2026, 01:38:42 UTC
Last enriched: 09/15/2026, 01:50:11 UTC
Last updated: 09/15/2026, 03:01:22 UTC
Views: 2
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