The issue was addressed with improved memory handling. This issue is fixed in Safari 18.6, watchOS 11.6, visionOS 2.6, iOS 18.6 and iPadOS 18.6, macOS Sequoia 15.6, tvOS 18.6. Processing maliciously crafted web content may lead to memory corruption.
Attack Parameters
Attack Vector
Network
Can be exploited remotely
Attack Complexity
Low
Easy to exploit
Privileges Required
None
No privileges needed
User Interaction
Required
User action required
Impact Assessment
Confidentiality
High
Complete data leak
Integrity
High
Complete data modification
Availability
High
Complete denial of service
CVSS Vector v3.1
Weakness Type (CWE)
Vulnerable Products 7
| Configuration | From (including) | Up to (excluding) |
|---|---|---|
|
Apple Safari
cpe:2.3:a:apple:safari:*:*:*:*:*:*:*:*
|
— |
18.6
|
|
Apple Ipados
cpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:*
|
— |
18.6
|
|
Apple Iphone_Os
cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*
|
— |
18.6
|
|
Apple Macos
cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*
|
15.0
|
15.6
|
|
Apple Tvos
cpe:2.3:o:apple:tvos:*:*:*:*:*:*:*:*
|
— |
18.6
|
|
Apple Visionos
cpe:2.3:o:apple:visionos:*:*:*:*:*:*:*:*
|
— |
2.6
|
|
Apple Watchos
cpe:2.3:o:apple:watchos:*:*:*:*:*:*:*:*
|
— |
11.6
|
References 10
https://support.apple.com/en-us/124147
product-security@apple.com
https://support.apple.com/en-us/124149
product-security@apple.com
https://support.apple.com/en-us/124152
product-security@apple.com
https://support.apple.com/en-us/124153
product-security@apple.com
https://support.apple.com/en-us/124154
product-security@apple.com
https://support.apple.com/en-us/124155
product-security@apple.com
http://seclists.org/fulldisclosure/2025/Aug/0
af854a3a-2127-422b-91ae-364da2661108
http://seclists.org/fulldisclosure/2025/Jul/30
af854a3a-2127-422b-91ae-364da2661108
http://seclists.org/fulldisclosure/2025/Jul/32
af854a3a-2127-422b-91ae-364da2661108
http://seclists.org/fulldisclosure/2025/Jul/36
af854a3a-2127-422b-91ae-364da2661108