by Kastro
Paper/Archive/CVE-2026-43682

CVE-2026-43682

Apple macOS — The issue was addressed with improved memory handling.

EPSS 0.7%CVSS 9.8
critical.is priorityof 100
40
CVSS 9.8 (ADP)9.8 / 10 × 3029.4Not in CISA KEV+300.0EPSS percentile 54.0.540 × 2010.8No public exploit+100.0SSVC exploitation: none+100.0
Description · from the CVE record

The issue was addressed with improved memory handling. This issue is fixed in macOS Sequoia 15.7.8, macOS Sonoma 14.8.8, macOS Tahoe 26.6. A remote user may be able to cause unexpected system termination or corrupt kernel memory.

Affected

ProductAffectedFixed inSource
macOS< 14.8.814.8.8CNA
macOS< 15.7.815.7.8CNA
macOS< 26.626.6CNA

Scores by source

CISA ADP9.8CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CISA ADPSSVCExploitation: none · Automatable: yes · Technical impact: total

References

refsupport.apple.com/en-us/128067refsupport.apple.com/en-us/128071refsupport.apple.com/en-us/128072