Vulnerability Intelligence Report
Apple iOS, iPadOS, and macOS IOSurfaceAccelerator Out-of-Bounds Write Vulnerability
CVE-2023-28206
An out-of-bounds write issue was addressed with improved input validation. This issue is fixed in macOS Monterey 12.6.5, iOS 16.4.1 and iPadOS 16.4.1, macOS Ventura 13.3.1, iOS 15.7.5 and iPadOS 15.7.5, macOS Big Sur 11.7.6. An app may be able to execute arbitrary code with kernel privileges. Apple is aware of a report that this issue may have been actively exploited.
CISA KEV
SSVC: Active Exploitation
CVSS Base Score
8.6
HIGH
Exploitability:1.9
Impact Score:6.1
EPSS Probability:24.51%
Executive Threat Verdict
Evaluating...
Evaluating Threat Landscape...
Assessing known weaponization, exploitation telemetry, and federal advisories.
Attack Surface
—
Authentication
—
Weaponization
—
SSVC Action
—
Weaknesses (CWE)
CWE-787 ↗CWE-787 Out-of-bounds Write
Affected Products & Versions
| Vendor | Product | Affected Versions |
|---|---|---|
| Apple | iOS and iPadOS | unspecified < 15.7 (affected) |
| Apple | macOS | unspecified < 11.7 (affected) |
| Apple | macOS | unspecified < 12.6 (affected) |
| Apple | macOS | unspecified < 13.3 (affected) |
| Apple | iOS and iPadOS | unspecified < 16.4 (affected) |
Threat Intelligence Signals
CISA KEV
ACTIVE IN CATALOG
EPSS Score
24.513%
Identity & Timeline
| Status | PUBLISHED |
| Assigning Authority | Apple Inc. · Vendor · USA |
| Reserved | 2023-03-13T00:00:00 |
| Published | 2023-04-10T00:00:00 |
| Last Updated | 2025-10-21T23:15:20 |
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