A memory corruption vulnerability was addressed with improved locking. (CVE-2026-64782)
CVE-2026-64782 is a memory corruption vulnerability in Safari and related Apple operating systems caused by insufficient locking. Processing maliciously crafted web content may cause Safari to crash unexpectedly. The issue has been fixed in Safari 26.6.1, iOS 18.7.10 and iPadOS 18.7.10, iOS 26.6.1 and iPadOS 26.6.1, macOS Tahoe 26.6.2, and visionOS 27. The vulnerability has a low severity score and does not impact confidentiality or integrity, only availability.
AI Analysis
Technical Summary
This vulnerability involves a memory corruption flaw due to improper locking mechanisms in Safari and associated Apple OS versions. When processing specially crafted web content, the flaw can lead to an unexpected crash of the Safari browser. The issue is addressed by improved locking in the fixed versions. The CVSS v3.1 base score is 3.1, reflecting a low severity with network attack vector, high attack complexity, no privileges required, user interaction required, and impact limited to availability.
Potential Impact
The impact is limited to availability as the vulnerability may cause Safari to crash unexpectedly when processing malicious web content. There is no impact on confidentiality or integrity. No known exploits are reported in the wild.
Mitigation Recommendations
Update affected Apple software to the fixed versions: Safari 26.6.1, iOS and iPadOS 18.7.10 and 26.6.1, macOS Tahoe 26.6.2, and visionOS 27. Applying these official fixes resolves the vulnerability.
A memory corruption vulnerability was addressed with improved locking. (CVE-2026-64782)
Description
CVE-2026-64782 is a memory corruption vulnerability in Safari and related Apple operating systems caused by insufficient locking. Processing maliciously crafted web content may cause Safari to crash unexpectedly. The issue has been fixed in Safari 26.6.1, iOS 18.7.10 and iPadOS 18.7.10, iOS 26.6.1 and iPadOS 26.6.1, macOS Tahoe 26.6.2, and visionOS 27. The vulnerability has a low severity score and does not impact confidentiality or integrity, only availability.
CVSS v3.1
Score 3.1low
Affected software
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability involves a memory corruption flaw due to improper locking mechanisms in Safari and associated Apple OS versions. When processing specially crafted web content, the flaw can lead to an unexpected crash of the Safari browser. The issue is addressed by improved locking in the fixed versions. The CVSS v3.1 base score is 3.1, reflecting a low severity with network attack vector, high attack complexity, no privileges required, user interaction required, and impact limited to availability.
Potential Impact
The impact is limited to availability as the vulnerability may cause Safari to crash unexpectedly when processing malicious web content. There is no impact on confidentiality or integrity. No known exploits are reported in the wild.
Mitigation Recommendations
Update affected Apple software to the fixed versions: Safari 26.6.1, iOS and iPadOS 18.7.10 and 26.6.1, macOS Tahoe 26.6.2, and visionOS 27. Applying these official fixes resolves the vulnerability.
Technical Details
- Gcve Source
- db.gcve.eu
- Osv Id
- GHSA-7cjf-4p4h-7735
- Osv Schema Version
- 1.4.0
- Aliases
- ["CVE-2026-64782"]
Threat ID: 6a83aa6ebf8831d539e31756
Added to database: 08/18/2026, 00:42:22 UTC
Last enriched: 09/19/2026, 22:16:25 UTC
Last updated: 10/02/2026, 02:46:05 UTC
Views: 45
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