PT-2026-27570 · Apple · Macos Sequoia 15.7.5+3

Published 2026-03-24 · Updated 2026-04-15 · CVE-2026-28835

Positive Technologies (AI Summary)

CVSS v3.1

6.5

Medium

Base vector

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

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

Description A use-after-free issue existed due to improper memory management. Mounting a maliciously crafted SMB network share could cause the system to terminate.

Recommendations Update to macOS Sequoia 15.7.5 or later. Update to macOS Sonoma 14.8.5 or later. Update to macOS Tahoe 26.4 or later.

Fix

Use After Free

Weakness Enumeration

CWE-416

Related Identifiers

CVE-2026-28835

Affected Products

Apple Macos

Macos Sequoia 15.7.5

Macos Sonoma 14.8.5

Macos Tahoe 26.4

References · 7

• https://support.apple.com/en-us/126794 · Vendor Advisory
• https://support.apple.com/en-us/126796 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2026-28835 · Security Note
• https://support.apple.com/en-us/126795 · Vendor Advisory
• https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2026-28835 · Note
• https://twitter.com/CVEarity/status/2044458110505668669 · Twitter Post
• https://reddit.com/r/macsysadmin/comments/1sf12u5/macos_264_tahoe_100_reproducible_kernel_panic_on · Reddit Post