The issue was addressed with improved bounds checks. This issue is fixed in macOS Sequoia 15.7, macOS Sonoma 14.8, macOS Tahoe 26. Processing a maliciously crafted string may lead to heap corruption.
https://support.apple.com/en-us/125112
https://support.apple.com/en-us/125111
https://support.apple.com/en-us/125110
Source: Mitre, NVD
Published: 2025-09-15
Updated: 2025-09-17
Base Score: 4.9
Vector: CVSS2#AV:L/AC:L/Au:N/C:N/I:N/A:C
Severity: Medium
Base Score: 5.5
Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
EPSS: 0.00017