CVE-2025-43214
Medium
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 an unexpected Safari crash.
SeverityMedium
CVSS6.5
Exploit probability—
Product
Apple Safari
PublishedJul 30, 2025
First seenJul 30, 2025
Weakness typeCWE-119Memory buffer bounds errorCWE-120CWE-120
How to fix
Update
- apple safari18.6 or later
- apple ipados18.6 or later
- apple iphone_os18.6 or later
- apple macos15.6 or later
- apple tvos18.6 or later
- apple visionos2.6 or later
- apple watchos11.6 or later
Vendor advisories
- access.redhat.com/errata/RHSA-2026:22136
- access.redhat.com/errata/RHSA-2026:10702
- access.redhat.com/errata/RHSA-2026:16056
- access.redhat.com/errata/RHSA-2026:13845
- access.redhat.com/errata/RHSA-2026:11814
- access.redhat.com/errata/RHSA-2026:19535
- access.redhat.com/errata/RHSA-2026:16695
- access.redhat.com/errata/RHSA-2026:14659
- access.redhat.com/errata/RHSA-2026:11329
- access.redhat.com/errata/RHSA-2026:9692
- access.redhat.com/errata/RHSA-2026:19206
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| apple safari | v < 18.6 | 18.6 |
| apple ipados | v < 18.6 | 18.6 |
| apple iphone_os | v < 18.6 | 18.6 |
| apple macos | v < 15.6 | 15.6 |
| apple tvos | v < 18.6 | 18.6 |
| apple visionos | v < 2.6 | 2.6 |
| apple watchos | v < 11.6 | 11.6 |
Check your version
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