# CVE-2026-28952: Kernel: An app may be able to cause unexpected system termination

CVE-2026-28952 is fixed in 3 products on 1 platform, first by Sequoia 15.7.7, released May 11, 2026. It is not reported as exploited. Patch Radar priority: High.

- Web page: https://patchblox.com/security/cve/CVE-2026-28952
- Priority: High
- CVSS: 7.5 (HIGH)
- EPSS: 0.0080
- CISA KEV: not listed
- Exploited (vendor report): no
- Publicly disclosed: no
- Published: May 11, 2026
- Vendor advisory: https://support.apple.com/en-us/127115

## Description

An integer overflow was addressed with improved input validation.

## Where it's fixed

| Platform | Product | Fixed in | Fix | Released |
|---|---|---|---|---|
| macOS | Sequoia | 15.7.7 | [Sequoia 15.7.7](https://patchblox.com/security/data/fix/macos/sequoia-15.7.7.md) | May 11, 2026 |
| macOS | Sonoma | 14.8.7 | [Sonoma 14.8.7](https://patchblox.com/security/data/fix/macos/sonoma-14.8.7.md) | May 11, 2026 |
| macOS | Tahoe | 26.5 | [Tahoe 26.5](https://patchblox.com/security/data/fix/macos/tahoe-26.5.md) | May 11, 2026 |

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Data as of 2026-11-08T06:59:42Z UTC. Source: Patchblox Patch Radar (https://patchblox.com/security/patch-radar). Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo

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