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CVE-2022-22629

HighPublished

A buffer overflow issue was addressed with improved memory handling. This issue is fixed in macOS Monterey 12.3, Safari 15.4, watchOS 8.5, iTunes 12.12.3...

Published: Sep 23, 2022
Updated: May 22, 2025
Assigning CNA: apple
Evidence observed: Aug 8, 2026

Primary CVSS

8.8/ 10High

nvd · CVSS 3.1

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

EPSS probability estimate

5.1%

Low · next 30 days

Percentile: 92.0%
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.

Summary

A buffer overflow issue was addressed with improved memory handling. This issue is fixed in macOS Monterey 12.3, Safari 15.4, watchOS 8.5, iTunes 12.12.3 for Windows, iOS 15.4 and iPadOS 15.4, tvOS 15.4. Processing maliciously crafted web content may lead to arbitrary code execution.

Sources

CVE-2022-22629PoC
Proof of concept for CVE-2022-22629, a heap buffer overflow in Safari's WebGL multi-draw extension, with vulnerability analysis and crash reproduction steps.

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