Apple macOS up to 14.8.4/15.7.4/26.3 Kernel Memory out-of-bounds

| CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
|---|---|---|
| 5.8 | $0-$5k | 0.00 |
Summary
A vulnerability identified as problematic has been detected in Apple macOS up to 14.8.4/15.7.4/26.3. Affected by this vulnerability is an unknown functionality of the component Kernel Memory Handler. Performing a manipulation results in out-of-bounds. This vulnerability is known as CVE-2026-28832. Attacking locally is a requirement. No exploit is available. You should upgrade the affected component.
Details
A vulnerability classified as problematic has been found in Apple macOS up to 14.8.4/15.7.4/26.3. This affects some unknown functionality of the component Kernel Memory Handler. The manipulation with an unknown input leads to a out-of-bounds vulnerability. CWE is classifying the issue as CWE-125. The product reads data past the end, or before the beginning, of the intended buffer. This is going to have an impact on confidentiality. The summary by CVE is:
An out-of-bounds read was addressed with improved bounds checking. This issue is fixed in macOS Sequoia 15.7.5, macOS Sonoma 14.8.5, macOS Tahoe 26.4. An app may be able to disclose kernel memory.
It is possible to read the advisory at support.apple.com. This vulnerability is uniquely identified as CVE-2026-28832 since 03/03/2026. The exploitability is told to be easy. Attacking locally is a requirement. The technical details are unknown and an exploit is not publicly available.
Upgrading to version 14.8.5, 15.7.5 or 26.4 eliminates this vulnerability.
Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.
Product
Type
Vendor
Name
Version
License
Website
- Vendor: https://www.apple.com/
CPE 2.3
CPE 2.2
CVSSv4
VulDB Vector: 🔒VulDB Reliability: 🔍
CVSSv3
VulDB Meta Base Score: 5.8VulDB Meta Temp Score: 5.8
VulDB Base Score: 3.3
VulDB Temp Score: 3.2
VulDB Vector: 🔒
VulDB Reliability: 🔍
ADP CISA Base Score: 8.4
ADP CISA Vector: 🔒
CVSSv2
| AV | AC | Au | C | I | A |
|---|---|---|---|---|---|
| 💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
| 💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
| 💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
| Vector | Complexity | Authentication | Confidentiality | Integrity | Availability |
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍
Exploiting
Class: Out-of-boundsCWE: CWE-125 / CWE-119
CAPEC: 🔒
ATT&CK: 🔒
Physical: Partially
Local: Yes
Remote: No
Availability: 🔒
Status: Not defined
EPSS Score: 🔒
EPSS Percentile: 🔒
Price Prediction: 🔍
Current Price Estimation: 🔒
| 0-Day | Unlock | Unlock | Unlock | Unlock |
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Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: UpgradeStatus: 🔍
0-Day Time: 🔒
Upgrade: macOS 14.8.5/15.7.5/26.4
Timeline
03/03/2026 CVE reserved03/25/2026 Advisory disclosed
03/25/2026 VulDB entry created
03/29/2026 VulDB entry last update
Sources
Vendor: apple.comAdvisory: support.apple.com
Status: Confirmed
CVE: CVE-2026-28832 (🔒)
GCVE (CVE): GCVE-0-2026-28832
GCVE (VulDB): GCVE-100-352935
scip Labs: https://www.scip.ch/en/?labs.20180712
Entry
Created: 03/25/2026 07:43Updated: 03/29/2026 20:23
Changes: 03/25/2026 07:43 (57), 03/29/2026 20:23 (12)
Complete: 🔍
Cache ID: 216:F68:103
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