CVE-2026-28925
HighSummary
A buffer overflow was addressed with improved bounds checking. This issue is fixed in macOS Sequoia 15.7.7, macOS Sonoma 14.8.7, macOS Tahoe 26.5.
Risk Assessment
An app may be able to cause unexpected system termination or write kernel memory, posing a serious threat to system stability and security.
Recommendation
It is recommended to update to the latest version of macOS to mitigate this vulnerability and minimize the risks associated with buffer overflow.
Other vulnerabilities in macOS Sequoia, macOS Sonoma, macOS Tahoe
See all- CVE-2025-43524High
An access issue was addressed with additional sandbox restrictions. An app may be able to break out of its sandbox.
- CVE-2026-39871High
A path handling issue was addressed with improved logic. An app may be able to observe unprotected user data.
- CVE-2026-28978High
A permissions issue was addressed with additional restrictions. This issue is fixed in macOS Sequoia 15.7.7, macOS Sonoma 14.8.7, and macOS Tahoe 26.5.
- CVE-2026-28924High
A race condition was addressed with improved handling of symbolic links. An app may be able to access Contacts without user consent.
- CVE-2026-28923High
A logging issue was addressed with improved data redaction. This issue is fixed in macOS Sequoia 15.7.7, macOS Sonoma 14.8.7, macOS Tahoe 26.5.
- CVE-2026-28919High
A consistency issue was addressed with improved state handling. An app may be able to gain root privileges.
- CVE-2026-28908High
A denial of service issue was addressed by removing the vulnerable code. An app may be able to modify protected parts of the file system.
- CVE-2026-28840High
A permissions issue was addressed with additional restrictions. An app may be able to gain root privileges.
Original NVD description (English source)
A buffer overflow was addressed with improved bounds checking. This issue is fixed in macOS Sequoia 15.7.7, macOS Sonoma 14.8.7, macOS Tahoe 26.5. An app may be able to cause unexpected system termination or write kernel memory.

