CVE-2023-32434
Apple Multiple Products Integer Overflow Vulnerability
- Published
- Jun 23, 2023
- Updated
- Oct 21, 2025
- Assigning CNA
- apple
- Evidence observed
- Jun 23, 2023
Primary CVSS
nvd · CVSS 3.1
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:HHigh · next 30 days
- Percentile
- 98.9%
- Model date
- Sep 21, 2026
EPSS is a statistical estimate, not a certainty or a measure of impact. Combine it with CVSS, KEV status, exposure and your environment.
CISA Known Exploited
This CVE appears in the CISA Known Exploited Vulnerabilities catalog.
Summary
An integer overflow was addressed with improved input validation. This issue is fixed in watchOS 9.5.2, macOS Big Sur 11.7.8, iOS 15.7.7 and iPadOS 15.7.7, macOS Monterey 12.6.7, watchOS 8.8.1, iOS 16.5.1 and iPadOS 16.5.1, macOS Ventura 13.4.1. 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 against versions of iOS released before iOS 15.7.
Sources
4- TrigonExploit
Deterministic kernel exploit based on CVE-2023-32434.
- PoCPoC
Curated proof-of-concept exploits for real-world CVEs affecting iOS, macOS, Chrome Renderer, and Steam clients, with version-specific targets and technical write-up references.
- kfdExploit
kfd, short for kernel file descriptor, is a project to read and write kernel memory on Apple devices.
Responsible use
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