CVE-2026-65336
Overview
Advisory: Apple Security Advisory
Impact:
Description: Processing maliciously crafted web content may lead to an unexpected Safari crash
Researchers: Josef Korbel
| Attribute | Value |
|---|---|
| CVE | CVE-2026-65336 |
| Bugzilla | 317349 |
| Component | JSC |
| Bug Class | LogicError |
| Severity | medium |
| Commit | 5b76326e8fc95ec2… |
| Advisory | Apple Advisory |
Root Cause Analysis
This issue was addressed through improved state management.
Files Changed
Source Files
Source/JavaScriptCore/llint/InPlaceInterpreter64.asmSource/JavaScriptCore/wasm/WasmIPIntGenerator.cppSource/JavaScriptCore/wasm/WasmIPIntGenerator.h
Test Files
JSTests/wasm/stress/br-on-cast-fail-overlong-leb128.jsJSTests/wasm/stress/br-on-cast-overlong-leb128.js