PT-2026-27561 · Apple · Apple Macos

Published 2026-03-24 · Updated 2026-05-29 · CVE-2026-28825

Positive Technologies (AI Summary)

CVSS v3.1

7.1

High

Base vector

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

Name of the Vulnerable Software and Affected Versions macOS versions prior to 15.7.5 macOS versions prior to 14.8.5 macOS versions prior to 26.4

Description An issue involving an out-of-bounds write was identified and addressed through improved bounds checking. This flaw could potentially allow an application to modify protected areas of the file system.

Recommendations Update to macOS version 15.7.5 or later. Update to macOS version 14.8.5 or later. Update to macOS version 26.4 or later.

Fix

Memory Corruption

Weakness Enumeration

CWE-787

Related Identifiers

CVE-2026-28825

Affected Products

Apple Macos

References · 11

• https://support.apple.com/en-us/126794 · Vendor Advisory
• https://support.apple.com/en-us/126796 · Vendor Advisory
• https://support.apple.com/en-us/126795 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2026-28825 · Security Note
• https://twitter.com/CVEarity/status/2044459386089967939 · Twitter Post
• https://twitter.com/XorNinja/status/2047053356833833113 · Twitter Post
• https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2026-28825 · Note
• https://blog.calif.io/p/mad-bugs-an-apple-kernel-bug-brought · Note
• https://twitter.com/cyberbivash/status/2036636041931534565 · Twitter Post
• https://twitter.com/calif_io/status/2047050610143625441 · Twitter Post
• https://twitter.com/defendtheworld/status/2060507519202828375 · Twitter Post