CVE-2026-52295

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CVSS 3.1

2.9 low

EPSS

<1%p4

Published

Sep 1, 2026 (14d ago)

Modified

Sep 13, 2026

Description

FFmpeg before 9.0 has an out-of-bounds read because the copied extradata lacked required padding before GetBitContext-based access in libavformat/iamf_writer.c.

Weakness: CWE-125, CWE-120
Vector: CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L

NVD CVE.org GitHub PoCs EPSS (0.1%)

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