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FFmpeg through 8.1.2, fixed in commit aafb5c6, contains a signed integer overflow vulnerability in the MACE6 audio decoder that allows attackers to corrupt heap memory by supplying a crafted CAF file…

高危 CVSS 8.8
CVECVE-2026-66039
首次发现2026-07-29 07:15 UTC
披露时间2026-07-24 20:18 UTC
最后更新2026-07-29 07:15 UTC
通道状态auto

摘要

FFmpeg through 8.1.2, fixed in commit aafb5c6, contains a signed integer overflow vulnerability in the MACE6 audio decoder that allows attackers to corrupt heap memory by supplying a crafted CAF file with a malicious bytes_per_packet value. Attackers can craft a CAF file with oversized bytes_per_packet and frames_per_packet values in the desc chunk to trigger an integer overflow in mace_decode_frame() during output sample count computation, resulting in an undersized buffer allocation and heap …

中文摘要建设中,暂以英文摘要呈现(DR-003 v2)。

深度研判 · 自动通道

该漏洞尚未生成深度研判报告(DR-003 v2 AI pipeline 建设中)。

Lint 边界警告 (2)

以下是本次研判 lint 阶段发现的非阻塞性警告(如引用 URL 未在白名单内)。这些不影响漏洞条目可用性,仅为透明度披露(参 DR-002)。

  • REF_URL_NOT_ALLOWLISTED url not in allowlist: https://code.ffmpeg.org/FFmpeg/FFmpeg/commit/aafb5c655edc76a753275c383ebb139feb032718
  • REF_URL_NOT_ALLOWLISTED url not in allowlist: https://code.ffmpeg.org/FFmpeg/FFmpeg/pulls/23631

数据来源

  • NVD DATABASE

原始链接

时间线

  1. nvd_ingest NVD