The issue was addressed with improved memory handling. This issue is fixed in Safari 18.6, iPadOS 17.7.9, 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.
| Date Added | Due Date | Vulnerability Name | Required Action |
|---|---|---|---|
| N/A |
| Type | Version | Base score | Base severity | Vector |
|---|---|---|---|---|
| Secondary | 3.1 | 8.8 | HIGH | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |
| Hyperlink | Source | Resource |
|---|---|---|
| https://support.apple.com/en-us/124147 | product-security@apple.com | Release Notes Vendor Advisory |
| https://support.apple.com/en-us/124148 | product-security@apple.com | Release Notes Vendor Advisory |
| https://support.apple.com/en-us/124149 | product-security@apple.com | Release Notes Vendor Advisory |
| https://support.apple.com/en-us/124152 | product-security@apple.com | Release Notes Vendor Advisory |
| https://support.apple.com/en-us/124153 | product-security@apple.com | Release Notes Vendor Advisory |
| https://support.apple.com/en-us/124154 | product-security@apple.com | Release Notes Vendor Advisory |
| https://support.apple.com/en-us/124155 | product-security@apple.com | Release Notes Vendor Advisory |
| http://seclists.org/fulldisclosure/2025/Aug/0 | af854a3a-2127-422b-91ae-364da2661108 | N/A |
| http://seclists.org/fulldisclosure/2025/Jul/31 | af854a3a-2127-422b-91ae-364da2661108 | N/A |
| http://seclists.org/fulldisclosure/2025/Jul/32 | af854a3a-2127-422b-91ae-364da2661108 | N/A |
| http://seclists.org/fulldisclosure/2025/Jul/36 | af854a3a-2127-422b-91ae-364da2661108 | N/A |
| http://www.openwall.com/lists/oss-security/2025/08/02/1 | af854a3a-2127-422b-91ae-364da2661108 | N/A |
| https://lists.debian.org/debian-lts-announce/2025/08/msg00015.html | af854a3a-2127-422b-91ae-364da2661108 | N/A |