Medium severity5.5NVD Advisory· Published Nov 9, 2026

CVE-2026-125067

Description

FFmpeg through 9.0.2 contains a NULL pointer dereference vulnerability in vble_decode_frame() in libavcodec/vble.c because it ignores init_get_bits() failure on oversized packets. Attackers can supply a crafted AVI file with a 268435452-byte VBLE frame, causing reads from a NULL bit reader buffer that crash the process.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

FFmpeg/Ffmpegllm-fuzzy
Range: <=9.0.2

Patches

Vulnerability mechanics

References

code.ffmpeg.org/FFmpeg/FFmpeg/pulls/25704nvd
github.com/FFmpeg/FFmpeg/blob/n9.0.2/libavcodec/vble.cnvd
github.com/FFmpeg/FFmpeg/commit/1206df65e54b6e9c01459c7cd9a95f9bde2736d7nvd
www.vulncheck.com/advisories/ffmpeg-through-9.0.2-vble-decoder-null-pointer-dereference-via-vble-decode-framenvd

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cvss	0.358
epss	0.000
exploit	0.000
kev	0.000
patch	-0.070
ransomware	0.000