Product:
macOS
Summary
A buffer overflow was addressed with improved bounds checking. This issue may allow a remote attacker to cause unexpected system termination. The vulnerability has been fixed in macOS Sequoia 15.7.7 and macOS Tahoe 26.5.
Details
| Severity | Base Score | CVE |
|---|---|---|
| HIGH | 7.5 | CVE-2026-28848 |
Exploitation
To exploit this vulnerability, an attacker would need to send specially crafted network packets to the affected system. If successful, this could lead to a buffer overflow, resulting in unexpected behavior or system termination. The attack requires low complexity and does not necessitate user interaction.
Affected Products
- macOS Sequoia 15.7.7 – Fixed the buffer overflow issue with improved bounds checking.
- macOS Tahoe 26.5 – Addressed the vulnerability to prevent unexpected system termination.
Mitigation
To mitigate this vulnerability, users should update their systems to the latest versions of macOS Sequoia or Tahoe. Regularly applying security updates and patches is essential to protect against potential exploits.