An out-of-bounds read 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. Mounting a maliciously crafted disk image may cause unexpected system termination or corrupt kernel memory.
Fix
Patch, vendor advisory and mitigation references on NVD 3
- https://support.apple.com/en-us/128067 Release Notes, Vendor Advisory
- https://support.apple.com/en-us/128071 Release Notes, Vendor Advisory
- https://support.apple.com/en-us/128072 Release Notes, Vendor Advisory
Every line above is quoted from NVD, CISA, Microsoft, the vendor's own advisory or DISA; nothing is generated.
Change history 1
- First seenCVSS 9.8 · appleNVD modified 2026-10-24 13:10
Affected (CPE criteria) 1
cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*
References 3
- https://support.apple.com/en-us/128067 Release Notes, Vendor Advisory
- https://support.apple.com/en-us/128071 Release Notes, Vendor Advisory
- https://support.apple.com/en-us/128072 Release Notes, Vendor Advisory