CVE-2026-28952

HIGH

iOS and iPadOS < 18.7.9 - Denial of Service via Integer Overflow

Title source: llm

Description

An integer overflow was addressed with improved input validation. This issue is fixed in iOS 18.7.9 and iPadOS 18.7.9, macOS Sequoia 15.7.7, macOS Sonoma 14.8.7, macOS Tahoe 26.5. An app may be able to cause unexpected system termination.

References (4)

Core 4

Core References

https://support.apple.com/en-us/127111

https://support.apple.com/en-us/127115

https://support.apple.com/en-us/127116

https://support.apple.com/en-us/127117

Scores

CVSS v3 7.5

EPSS 0.0002

EPSS Percentile 5.6%

Attack Vector NETWORK

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

CISA SSVC

Vulnrichment

Exploitation none

Automatable yes

Technical Impact partial

Details

CWE

CWE-190

Status published

Products (7)

Apple/iOS and iPadOS < 18.7.9

apple/ipados < 18.7.9

apple/iphone_os < 18.7.9

Apple/macOS < 14.8.7

Apple/macOS < 15.7.7

Apple/macOS < 26.5

apple/macos 14.0 - 14.8.7

Published May 11, 2026

Tracked Since May 12, 2026