CVE-2026-43731

Overview

Advisory: Apple Security Advisory

Impact:

Description: Processing maliciously crafted web content may lead to memory corruption

Researchers: dr3dd

Attribute Value
CVE CVE-2026-43731
Bugzilla 314115
Component WebKit
Bug Class UAF
Severity medium
Commit 866892a3052f6739…
Advisory Apple Advisory

Root Cause Analysis

A use-after-free issue was addressed with improved memory management.

Files Changed

Source Files

  • Source/WebKit/GPUProcess/webrtc/UserMediaCaptureManagerProxy.cpp

Test Files

  • LayoutTests/ipc/usermedia-capture-start-producing-data-race-expected.txt
  • LayoutTests/ipc/usermedia-capture-start-producing-data-race.html
  • LayoutTests/platform/glib/TestExpectations