Apple iOS, iPadOS, and macOS IOSurfaceAccelerator Out-of-Bounds Write Vulnerability

HIGH 8.6EXPLOITED (CISA KEV)CVE-2023-28206 · Published 10/04/2023 · updated 17/06/2026

Apple iOS, iPadOS, and macOS IOSurfaceAccelerator Out-of-Bounds Write Vulnerability. Actively exploited: CISA added this vulnerability to its Known Exploited Vulnerabilities catalog on 10/04/2023. Patch affected systems as an emergency.

Package	Affected versions	Patched versions
iOS, iPadOS, and macOS Apple	Versions not published yet (product named by CISA KEV)

Description

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.

References

support.apple.com/en-us/HT213720 · Release Notes
support.apple.com/en-us/HT213721 · Release Notes
support.apple.com/en-us/HT213723 · Release Notes
support.apple.com/en-us/HT213724 · Release Notes
support.apple.com/en-us/HT213725 · Release Notes
cisa.gov/known-exploited-vulnerabilities-catalog · US Government Resource
CISA KEV · CVE-2023-28206

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