CVE-2025-31200

CVE-2025-31200: CoreAudio APAC チャンネルリマッピングにおけるバッファオーバーフロー 脆弱性概要 CVE-2025-31200 は、Apple の CoreAudio フレームワークにおけるバッファオーバーフローの脆弱性で、Apple Positional Audio Codec APAC デコーダに影響を与えます。このバグは APACHOADecoder::DecodeAPACFrame 内の APACChannelRemapper::Process 関数に存在します。 影響を受けるシステム: iOS 18.4.1 macOS 15.4.1 CoreAud...

iOS-Attack-Chain-CVE-2025-31200-CVE-2025-31201

CVE-2025-31200 & CVE-2025-31201 | iMessage 零点击 RCE 利用链 摘要 本仓库记录了针对 iOS 18.x 及更高版本系统的零点击远程利用链研究。通过 iMessage 投递的畸形 AMR 音频文件可触发： 1. CoreAudio 中的堆破坏（CVE-2025-31200） —— 在 AudioConverterService AMR 12.2 解码过程中，通过跨越有效 FT=7 帧嵌入的非法比特流参数实现。 2. 通过 AppleBCMWLAN/AMPDU 处理实现内核提权（CVE-2025-31201） —— RPAC...

apple-positional-audio-codec-invalid-header

CoreAudio 패치CVE-2025-31200에 대한 개념 증명, iOS 18.4.1에서. 설명 글은 https://blog.noahhw.dev/posts/cve-2025-31200/ 에 있습니다. 업데이트 2025/05/27 이를 제한된 범위이지만 임의 쓰기로까지 발전시킬 수 있었습니다. 설명 글은 곧 올라옵니다. 직접 확인하려면 패치 이전 버전의 macOS 15.4.1에서 빌드해야 합니다. check-mismatch lldb 훅을 사용하여간단한 harness로 오디오를 재생하는 방식 오디오를 재생하면 쓰기를 확인할 수...

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