CVE-2026-64757
Overview
Advisory: Apple Security Advisory
Impact:
Description: Processing maliciously crafted web content may lead to an unexpected Safari crash
Researchers: Milad Nasr and Nicholas Carlini with Claude, Anthropic
| Attribute | Value |
|---|---|
| CVE | CVE-2026-64757 |
| Bugzilla | 315082 |
| Component | JSC |
| Bug Class | LogicError |
| Severity | medium |
| Commit | 72272dcc4feb8412… |
| Advisory | Apple Advisory |
Root Cause Analysis
A memory corruption issue was addressed with improved state management.
Files Changed
Source Files
Source/JavaScriptCore/runtime/CachedTypes.cppSource/JavaScriptCore/runtime/ScopedArgumentsTable.cppSource/JavaScriptCore/runtime/ScopedArgumentsTable.hSource/WTF/wtf/Vector.h