An integer overflow was addressed with improved input validation. (CVE-2026-84544)
An integer overflow vulnerability in macOS was addressed by improved input validation. The issue could cause unexpected system termination or kernel memory corruption when connecting to a malicious NFS server. The vulnerability is fixed in macOS Golden Gate 27, macOS Sequoia 15.8, and macOS Tahoe 26.7.
AI Analysis
Technical Summary
CVE-2026-84544 describes an integer overflow vulnerability in macOS related to handling input from NFS servers. This flaw could be triggered by connecting to a malicious NFS server, potentially causing system crashes or kernel memory corruption. The vulnerability has been remediated through improved input validation in specific macOS versions: Golden Gate 27, Sequoia 15.8, and Tahoe 26.7.
Potential Impact
Exploitation of this vulnerability may lead to unexpected system termination or corruption of kernel memory, which could affect system stability and security. There is no indication of active exploitation in the wild.
Mitigation Recommendations
Users should update to macOS Golden Gate 27, macOS Sequoia 15.8, or macOS Tahoe 26.7 where the vulnerability is fixed. No other mitigation steps are indicated.
An integer overflow was addressed with improved input validation. (CVE-2026-84544)
Description
An integer overflow vulnerability in macOS was addressed by improved input validation. The issue could cause unexpected system termination or kernel memory corruption when connecting to a malicious NFS server. 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-2026-84544 describes an integer overflow vulnerability in macOS related to handling input from NFS servers. This flaw could be triggered by connecting to a malicious NFS server, potentially causing system crashes or kernel memory corruption. The vulnerability has been remediated through improved input validation in specific macOS versions: Golden Gate 27, Sequoia 15.8, and Tahoe 26.7.
Potential Impact
Exploitation of this vulnerability may lead to unexpected system termination or corruption of kernel memory, which could affect system stability and security. There is no indication of active exploitation in the wild.
Mitigation Recommendations
Users should update to macOS Golden Gate 27, macOS Sequoia 15.8, or macOS Tahoe 26.7 where the vulnerability is fixed. No other mitigation steps are indicated.
Technical Details
- Gcve Source
- db.gcve.eu
- Osv Id
- GHSA-fw5p-prjf-rq4f
- Osv Schema Version
- 1.4.0
- Aliases
- ["CVE-2026-84544"]
- State
- PUBLISHED
Threat ID: 6aa8a1a055bf5e2cf5f3d4bf
Added to database: 09/15/2026, 01:38:40 UTC
Last enriched: 09/15/2026, 01:49:19 UTC
Last updated: 09/15/2026, 03:01:22 UTC
Views: 2
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