MEDIUMCVSS v3.1 5.3Vulnerability

CVE-2026-125228

FFmpeg before 8.1.3 and 9.x before 9.0.2 contains an out-of-bounds read vulnerability in put_vector() in libavcodec/vorbisenc.c when NaN samples leave the codebook entry at -1. Attackers can supply audio with NaN float samples to the native Vorbis encoder, causing heap reads before arrays that crash the application or leak adjacent heap memory into output.

Properties

Severity
MEDIUM
Nvd fetched at
2026-11-10T23:33:48.924589+00:00
Epss score
0.00122
Cvss severity
MEDIUM
Cvss score
5.3
Retrieved at
2026-11-10T23:35:17+00:00
Last source
FIRST EPSS
Score
5.3
Cvss version
3.1
Cve id
CVE-2026-125228
Cvss vector
CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:L/I:N/A:H
First seen by Signal
2026-11-09T23:18:15+00:00
Name
CVE-2026-125228
Vector
CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:L/I:N/A:H
Published at
2026-11-09T19:17:00.540
Last modified
2026-11-10T21:46:31.230
Epss percentile
0.01963

Related Entities (1)

HAS_WEAKNESS (1)

→[Weakness]Out-of-bounds Read

Related research

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CVE-2026-125228 (CVSS v3.1 5.3) — Ninja Signal Threat Intelligence | Ninja Signal