CVE-2026-39870

Published: May 11, 2026Modified: Jun 17, 2026

7.5

Vector

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

Exploitability: 3.9 / Impact: 3.6

Source: 134c704f-9b21-4f2e-91b3-4a467353bcc0 (Secondary)

Description

The issue was addressed with improved memory handling. This issue is fixed in macOS Sequoia 15.7.7, macOS Sonoma 14.8.7, macOS Tahoe 26.5. Processing a maliciously crafted image may corrupt process memory.

Affected (3)

Products: Apple: Macos

Apple

1 product

Macos

Configuration A

3 vulnerable

Vulnerable Software	Affected Versions
Apple Macos	From 14.0 to 14.8.7
Apple Macos	From 15.0 to 15.7.7
Apple Macos	From 26.0 to 26.5

Related CWEs

CWE-119

Improper Restriction of Operations within the Bounds of a Memory Buffer

The product performs operations on a memory buffer, but it reads from or writes to a memory location outside the buffer's intended boundary. This may result in read or write operations on unexpected memory locations that could be linked to other variables, data structures, or internal program data.

References (3)

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

Source: product-security@apple.com

Release NotesVendor Advisory

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

Source: product-security@apple.com

Release NotesVendor Advisory

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

Source: product-security@apple.com

Release NotesVendor Advisory

Timeline

No history available yet.