High severity · published Nov 4, 2025
CVE-2025-43361
An out-of-bounds read was addressed with improved bounds checking
7.8
CVSS
0.2%
EPSS
No
On KEV
Description
An out-of-bounds read was addressed with improved bounds checking. This issue is fixed in iOS 26 and iPadOS 26, macOS Sequoia 15.7.2, macOS Sonoma 14.8.2, macOS Tahoe 26, tvOS 26, visionOS 26, watchOS 26. A malicious app may be able to read kernel memory.
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack vector
Local
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.2% · higher than 11% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
IO
iOS · Apple
before 26.1 · source: NVD
MA
macOS · Apple
before 14.8.2; 15.0 before 15.7.2 · source: NVD
TV
Tvos · Apple
before 26.1 · source: NVD
VI
Visionos · Apple
before 26.1 · source: NVD
WA
Watchos · Apple
before 26.1 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2025-43361
CVE.org
https://www.cve.org/CVERecord?id=CVE-2025-43361
Release Notes
https://support.apple.com/en-us/125108
support.apple.com
https://support.apple.com/en-us/125110
Release Notes
https://support.apple.com/en-us/125114
Release Notes
https://support.apple.com/en-us/125115
Release Notes
https://support.apple.com/en-us/125116
Release Notes
https://support.apple.com/en-us/125635
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