CVE-2026-43815 Details
Description
A buffer overflow was addressed with improved bounds checking. This issue is fixed in macOS Sequoia 15.7.8, macOS Sonoma 14.8.8, macOS Tahoe 26.6. Connecting to a malicious afpfs server may lead to kernel memory corruption.
A buffer overflow vulnerability has been identified in the afpfs component of Apple macOS Sequoia 15.7.8, macOS Sonoma 14.8.8, and macOS Tahoe 26.6. This vulnerability arises from inadequate bounds checking, which could be exploited by connecting to a malicious afpfs server, potentially leading to corruption of kernel memory.
Metrics
CVSS 4.0 Severity and Vector Strings:
No CVSS 4.0 data is available for this CVE.
CVSS 3.x Severity and Vector Strings:
No data available for CVSS Version 2.0 on this CVE.
CISA-ADP
Assessed Sep 17, 2026References to Advisories, Solutions, and Tools
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| URL | Source(s) | Tag(s) |
|---|---|---|
| https://support.apple.com/en-us/128067 | [email protected] | Release NotesVendor Advisory |
| https://support.apple.com/en-us/128071 | [email protected] | Release NotesVendor Advisory |
| https://support.apple.com/en-us/128072 | [email protected] | Release NotesVendor Advisory |
Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| CWE-787 | Out-of-bounds Write | [email protected] |
| CWE-787 | Out-of-bounds Write | CISA-ADP |
Affected Products
| Product | Versions |
|---|---|
| apple macos | >= 14.0, < 14.8.8 >= 15.0, < 15.7.8 >= 26.0, < 26.6 |
CPE
Remediation
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Change History
4 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Sep 18, 2026 | CVE Modified | CISA-ADP |
| Sep 17, 2026 | CVE Modified | CISA-ADP |
| Sep 16, 2026 | Initial Analysis | [email protected] |
| Sep 14, 2026 | New CVE Received | [email protected] |