CVE-2026-112593

Kernel Out-of-Bounds Write Leading to Potential Kernel Corruption and System Termination in macOS

Published Oct 26, 2026 CVSS 3.1 · 7.7 High EPSS < 1% KEV · Not listed
Description
An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in macOS Sequoia 15.8.2, macOS Tahoe 26.7.2. An app may be able to cause unexpected system termination or write kernel memory.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
CPEs cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*
Type Values Removed Values Added
Title Kernel Out-of-Bounds Write Leading to Potential Kernel Corruption and System Termination in macOS
Type Values Removed Values Added
Title Out-of-Bounds Write Leading to Kernel Memory Corruption in macOS
Weaknesses CWE-120
CWE-788
Type Values Removed Values Added
Weaknesses CWE-787
Metrics cvssV3_1

{'score': 7.7, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H'}

ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Type Values Removed Values Added
Title Out-of-Bounds Write Leading to Kernel Memory Corruption in macOS
First Time appeared Apple
Apple macos
Weaknesses CWE-120
CWE-788
Vendors & Products Apple
Apple macos
Type Values Removed Values Added
Description An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in macOS Sequoia 15.8.2, macOS Tahoe 26.7.2. An app may be able to cause unexpected system termination or write kernel memory.
References
Weaknesses

Sources

Status
PUBLISHED
Assigner
apple
Published
Updated
Nov 3, 2026, 5:58 PM
Reserved
Oct 19, 2026, 5:05 PM
Status
Analyzed
Published
Oct 26, 2026, 9:17 PM
Modified
Nov 5, 2026, 3:14 PM