Vulnerability Description
The issue was addressed with improved memory handling. This issue is fixed in Safari 18.6, iOS 18.6 and iPadOS 18.6, macOS Sequoia 15.6, tvOS 18.6, visionOS 2.6, watchOS 11.6. Processing maliciously crafted web content may lead to memory corruption.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Apple | Safari | < 18.6 |
| Apple | Ipados | < 18.6 |
| Apple | Iphone Os | < 18.6 |
| Apple | Macos | >= 15.0, < 15.6 |
| Apple | Tvos | < 18.6 |
| Apple | Visionos | < 2.6 |
| Apple | Watchos | < 11.6 |
| Webkitgtk | Webkitgtk | < 2.50.0 |
| Wpewebkit | Wpe Webkit | < 2.50.0 |
| Redhat | Enterprise Linux | 6.0 |
| Redhat | Enterprise Linux Aus | 8.2 |
| Redhat | Enterprise Linux Els | 7.0 |
| Redhat | Enterprise Linux Eus | 8.4 |
| Redhat | Enterprise Linux Tus | 8.6 |
| Redhat | Enterprise Linux Update Services For Sap Solutions | 8.6 |
Related Weaknesses (CWE)
References
- https://support.apple.com/en-us/124147Release NotesVendor Advisory
- https://support.apple.com/en-us/124149Release NotesVendor Advisory
- https://support.apple.com/en-us/124152Release NotesVendor Advisory
- https://support.apple.com/en-us/124153Release NotesVendor Advisory
- https://support.apple.com/en-us/124154Release NotesVendor Advisory
- https://support.apple.com/en-us/124155Release NotesVendor Advisory
- http://seclists.org/fulldisclosure/2025/Aug/0Mailing ListThird Party Advisory
- http://seclists.org/fulldisclosure/2025/Jul/30Mailing ListThird Party Advisory
- http://seclists.org/fulldisclosure/2025/Jul/32Mailing ListThird Party Advisory
- http://seclists.org/fulldisclosure/2025/Jul/36Mailing ListThird Party Advisory
- https://access.redhat.com/errata/RHSA-2025:17643Third Party Advisory
- https://access.redhat.com/errata/RHSA-2025:17741Third Party Advisory
- https://access.redhat.com/errata/RHSA-2025:17743Third Party Advisory
- https://access.redhat.com/errata/RHSA-2025:17802Third Party Advisory
- https://access.redhat.com/errata/RHSA-2025:17807Third Party Advisory
FAQ
What is CVE-2025-31277?
CVE-2025-31277 is a vulnerability with a CVSS score of 8.8 (HIGH). The issue was addressed with improved memory handling. This issue is fixed in Safari 18.6, iOS 18.6 and iPadOS 18.6, macOS Sequoia 15.6, tvOS 18.6, visionOS 2.6, watchOS 11.6. Processing maliciously c...
How severe is CVE-2025-31277?
CVE-2025-31277 has been rated HIGH with a CVSS base score of 8.8/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2025-31277?
Check the references section above for vendor advisories and patch information. Affected products include: Apple Safari, Apple Ipados, Apple Iphone Os, Apple Macos, Apple Tvos.