---
id: CVE-2026-125215
title: FFmpeg 7.1 through 9.0.2 NULL Pointer Dereference via ff_dovi_rpu_generate()
summary: >-
  FFmpeg 7.1 through 9.0.2 contains a NULL pointer dereference vulnerability in
  ff_dovi_rpu_generate() in libavcodec/dovi_rpuenc.c that allows attackers to
  crash applications via crafted Dolby Vision RPU metadata. Attackers can supply
  stre…
severity: medium
cvss: 4.7
cvssVector: 'CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:N/I:N/A:H'
cvssSource: cna
cwe:
  - CWE-476
vendor: FFmpeg
product: FFmpeg
affected:
  - FFmpeg >= 7.1 <= 9.0.2
ssvc:
  exploitation: none
  automatable: 'no'
  technicalImpact: partial
  timestamp: '2026-11-09T21:00:19.670973Z'
published: '2026-11-09'
updated: '2026-11-09'
sourceUpdated: '2026-11-09T21:06:56.085Z'
source: CVEORG
sourceUrl: 'https://www.cve.org/CVERecord?id=CVE-2026-125215'
references:
  - url: 'https://code.ffmpeg.org/FFmpeg/FFmpeg/pulls/24514'
  - url: 'https://code.ffmpeg.org/FFmpeg/FFmpeg/pulls/25606'
  - url: >-
      https://github.com/FFmpeg/FFmpeg/commit/971ea9d6a2a9ae4c770936f0569cf40720d4c304
    label: Patch Commit
  - url: >-
      https://github.com/FFmpeg/FFmpeg/commit/11c4b420183cb2d6cd4afaa53de57d400a45e09e
    label: Patch Commit
  - url: 'https://github.com/FFmpeg/FFmpeg/blob/n9.0.2/libavcodec/dovi_rpuenc.c#L741'
  - url: 'https://github.com/FFmpeg/FFmpeg'
  - url: >-
      https://www.vulncheck.com/advisories/ffmpeg-7.1-through-9.0.2-null-pointer-dereference-via-ff-dovi-rpu-generate
    label: >-
      VulnCheck Advisory: FFmpeg 7.1 through 9.0.2 NULL Pointer Dereference via
      ff_dovi_rpu_generate()
tags:
  - cve.org
ingestedAt: '2026-11-09T19:18:02.593Z'
---

## Overview

FFmpeg 7.1 through 9.0.2 contains a NULL pointer dereference vulnerability in ff_dovi_rpu_generate() in libavcodec/dovi_rpuenc.c that allows attackers to crash applications via crafted Dolby Vision RPU metadata. Attackers can supply streams with default or alternating omitted DM blocks to the dovi_rpu bitstream filter with compression enabled, causing denial of service.

## Affected

- `FFmpeg >= 7.1 <= 9.0.2`

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.