CVE-2026-125064
5.5 MEDIUMpublic exploit availablePublished 2026-11-09 · Updated 2026-11-10
AI analysis for this CVE has not been generated yet. Raw NVD data is shown below.
NVD description
FFmpeg through 9.0.2 contains a NULL pointer dereference vulnerability in g726_decode_frame() in libavcodec/g726.c because it ignores init_get_bits() failure on oversized packets. Attackers can supply a crafted AVI file with a 268435392-byte G.726 audio chunk to make the decoder read from a NULL buffer, crashing the process.
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Weaknesses
CWE-252
Public exploit & PoC references
All references
- https://code.ffmpeg.org/FFmpeg/FFmpeg/pulls/25704
- https://github.com/FFmpeg/FFmpeg
- https://github.com/FFmpeg/FFmpeg/blob/n9.0.2/libavcodec/g726.c#L473
- https://github.com/FFmpeg/FFmpeg/commit/ec887b13a88afbaf44fb28c3045bda5d434da8dc
- https://www.vulncheck.com/advisories/ffmpeg-through-9.0.2-null-pointer-dereference-in-g-726-adpcm-decoder
Source data: NVD (nvd.nist.gov), public domain. Exploit-DB.ai adds local AI analysis for defensive use only.
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