CVE-2025-43353

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2025-43353
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.

5.5 /10

CVSS v3 : MEDIUM

V3 Legend

Vector :

Exploitability : 1.8 / Impact : 3.6

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
https://support.apple.com/en-us/125110
https://support.apple.com/en-us/125111 Release Notes Vendor Advisory
https://support.apple.com/en-us/125112 Release Notes Vendor Advisory
http://seclists.org/fulldisclosure/2025/Sep/53
http://seclists.org/fulldisclosure/2025/Sep/54
http://seclists.org/fulldisclosure/2025/Sep/55
Configurations

Configuration 1 (hide)

OR cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*
cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*
History

02 Apr 2026, 19:20

Type Values Removed Values Added
Summary (en) The issue was addressed with improved bounds checks. This issue is fixed in macOS Sonoma 14.8, macOS Sequoia 15.7. Processing a maliciously crafted string may lead to heap corruption. (en) 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.
References
  • () https://support.apple.com/en-us/125110 -

04 Nov 2025, 02:15

Type Values Removed Values Added
Summary (en) 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. (en) The issue was addressed with improved bounds checks. This issue is fixed in macOS Sonoma 14.8, macOS Sequoia 15.7. Processing a maliciously crafted string may lead to heap corruption.
References
  • {'url': 'https://support.apple.com/en-us/125110', 'tags': ['Release Notes', 'Vendor Advisory'], 'source': 'product-security@apple.com'}

03 Nov 2025, 19:16

Type Values Removed Values Added
References
  • () http://seclists.org/fulldisclosure/2025/Sep/53 -
  • () http://seclists.org/fulldisclosure/2025/Sep/54 -
  • () http://seclists.org/fulldisclosure/2025/Sep/55 -

17 Sep 2025, 13:56

Type Values Removed Values Added
References () https://support.apple.com/en-us/125110 - () https://support.apple.com/en-us/125110 - Release Notes, Vendor Advisory
References () https://support.apple.com/en-us/125111 - () https://support.apple.com/en-us/125111 - Release Notes, Vendor Advisory
References () https://support.apple.com/en-us/125112 - () https://support.apple.com/en-us/125112 - Release Notes, Vendor Advisory
First Time Apple
Apple macos
CWE CWE-787
CPE cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*
CVSS v2 : unknown
v3 : unknown 		v2 : unknown
v3 : 5.5

15 Sep 2025, 23:15

Type Values Removed Values Added
New CVE
Information

Published : 2025-09-15 23:15

Updated : 2026-04-02 19:20

NVD link : CVE-2025-43353

Mitre link : CVE-2025-43353

CVE.ORG link : CVE-2025-43353

JSON object : View

Products Affected

apple

  • macos
CWE
CWE-787

Out-of-bounds Write