An integer overflow was addressed with improved input validation. (CVE-2026-65390)
An integer overflow vulnerability was addressed by improved input validation in Safari and related Apple operating systems. The issue could lead to memory corruption when processing maliciously crafted web content. The vulnerability is fixed in Safari 26.6.1, iOS 26.6.1, iPadOS 26.6.1, macOS Tahoe 26.6.2, tvOS 27, visionOS 27, and watchOS 27.
AI Analysis
Technical Summary
CVE-2026-65390 is an integer overflow vulnerability that was mitigated through improved input validation. This flaw affected Safari and several Apple operating systems, including iOS, iPadOS, macOS Tahoe, tvOS, visionOS, and watchOS. Exploiting this vulnerability by processing specially crafted web content could result in memory corruption. The issue has been fixed in the specified versions of these products.
Potential Impact
Successful exploitation of this integer overflow vulnerability could lead to memory corruption, which may cause application crashes or potentially enable further exploitation depending on the context. However, no known exploits in the wild have been reported.
Mitigation Recommendations
The vulnerability is addressed by applying the official fixes available in Safari 26.6.1, iOS 26.6.1, iPadOS 26.6.1, macOS Tahoe 26.6.2, tvOS 27, visionOS 27, and watchOS 27. Users and administrators should update to these versions to remediate the issue.
An integer overflow was addressed with improved input validation. (CVE-2026-65390)
Description
An integer overflow vulnerability was addressed by improved input validation in Safari and related Apple operating systems. The issue could lead to memory corruption when processing maliciously crafted web content. The vulnerability is fixed in Safari 26.6.1, iOS 26.6.1, iPadOS 26.6.1, macOS Tahoe 26.6.2, tvOS 27, visionOS 27, and watchOS 27.
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-65390 is an integer overflow vulnerability that was mitigated through improved input validation. This flaw affected Safari and several Apple operating systems, including iOS, iPadOS, macOS Tahoe, tvOS, visionOS, and watchOS. Exploiting this vulnerability by processing specially crafted web content could result in memory corruption. The issue has been fixed in the specified versions of these products.
Potential Impact
Successful exploitation of this integer overflow vulnerability could lead to memory corruption, which may cause application crashes or potentially enable further exploitation depending on the context. However, no known exploits in the wild have been reported.
Mitigation Recommendations
The vulnerability is addressed by applying the official fixes available in Safari 26.6.1, iOS 26.6.1, iPadOS 26.6.1, macOS Tahoe 26.6.2, tvOS 27, visionOS 27, and watchOS 27. Users and administrators should update to these versions to remediate the issue.
Technical Details
- Gcve Source
- db.gcve.eu
- Osv Id
- GHSA-q8xw-m4cc-xf53
- Osv Schema Version
- 1.4.0
- Aliases
- ["CVE-2026-65390"]
- State
- PUBLISHED
Threat ID: 6aa8a1a855bf5e2cf5f3d51f
Added to database: 09/15/2026, 01:38:48 UTC
Last enriched: 09/15/2026, 01:52:20 UTC
Last updated: 09/15/2026, 03:01:22 UTC
Views: 2
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