PT-2025-37844 · Apple · Macos Sequoia 15.7+3

Calysteon + 1 · Published 2025-09-15 · Updated 2025-09-16 · CVE-2025-43353

Positive Technologies (AI Summary)

CVSS v3.1

5.5

Medium

Base vector

AV:L/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 macOS versions prior to Sonoma 14.8 macOS versions prior to Tahoe 26

Description The issue was addressed with improved bounds checks. Processing a maliciously crafted string may lead to heap corruption.

Recommendations Update to macOS Sequoia 15.7 or later. Update to macOS Sonoma 14.8 or later. Update to macOS Tahoe 26 or later.

Fix

Memory Corruption

Weakness Enumeration

CWE-787

Related Identifiers

CVE-2025-43353

Affected Products

Apple Macos

Macos Sequoia 15.7

Macos Sonoma 14.8

Macos Tahoe 26

References · 12

• https://osv.dev/vulnerability/CVE-2025-43353 · Vendor Advisory
• https://support.apple.com/en-us/125110 · Vendor Advisory
• https://support.apple.com/en-us/125112 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2025-43353 · Security Note
• https://support.apple.com/en-us/125111 · Vendor Advisory
• https://t.me/CVEtracker/32570 · Telegram Post
• https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2025-43353 · Note
• http://seclists.org/fulldisclosure/2025/Sep/55 · Note
• https://twitter.com/CVEnew/status/1967819479527641218 · Twitter Post
• http://seclists.org/fulldisclosure/2025/Sep/53 · Note
• https://twitter.com/VulmonFeeds/status/1967837704625754578 · Twitter Post
• http://seclists.org/fulldisclosure/2025/Sep/54 · Note