This issue was addressed with improved memory handling. This issue is fixed in iOS 18.6 and iPadOS 18.6, macOS Sequoia 15.6. Processing a file may lead to memory corruption.
https://support.apple.com/en-us/124149
https://support.apple.com/en-us/124147
Source: Mitre, NVD
Published: 2026-04-02
Updated: 2026-04-03
Base Score: 10
Vector: CVSS2#AV:N/AC:L/Au:N/C:C/I:C/A:C
Severity: Critical
Base Score: 8.8
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Severity: High
EPSS: 0.00011