4.3
Medium
CVE-2026-28859 The issue was addressed with improved memory handling
Description
The issue was addressed with improved memory handling. This issue is fixed in Safari 26.4, iOS 26.4 and iPadOS 26.4, macOS Tahoe 26.4, tvOS 26.4, visionOS 26.4, watchOS 26.4. A malicious website may be able to process restricted web content outside the sandbox.
Affected products and versions
| Product | Affected versions | Fixed in |
|---|---|---|
| Safari 26.4 | earliest → < 26.4 | 26.4 |
| iOS and iPadOS 26.4 | earliest → < 26.4 | 26.4 |
| macOS 26.4 | earliest → < 26.4 | 26.4 |
| tvOS 26.4 | earliest → < 26.4 | 26.4 |
| visionOS 26.4 | earliest → < 26.4 | 26.4 |
| watchOS 26.4 | earliest → < 26.4 | 26.4 |
| Red Hat Enterprise Linux Server (v. 7 ELS) | Versions not published | |
| Red Hat Enterprise Linux Server Optional (v. 7 ELS) | Versions not published | |
| Red Hat Enterprise Linux AppStream (v. 8) | Versions not published |
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References
- support.apple.com support.apple.com
- support.apple.com support.apple.com
- support.apple.com support.apple.com
- support.apple.com support.apple.com
- support.apple.com support.apple.com
- support.apple.com support.apple.com
Timeline
- Published
- Last modified
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